Zenoah Brush Cutter BCZ3000 User Manual

848-JC0-93A0 (311)  
OWNER/OPERATOR MANUAL  
BRUSHCUTTERS  
BCZ3000S  
BCZ3000SW  
BCZ3000S  
BCZ3000SW  
WARNING  
WARNING  
The engine exhaust from this product  
contains chemicals known to the State  
of California to cause cancer, birth  
defects or other reproductive harm.  
Before using our brushcutters,  
please read this manual carefully to  
understand the proper use of your  
unit.  
APPLICABLE SERIAL NUMBERS :  
DRIVE UNIT 300001 and up  
ENGINE UNIT 300001 and up  
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SAFETY FIRST  
Instructions contained in warnings within this  
manual marked with a  
symbol concern  
critical points which must be taken into  
consideration to prevent possible serious  
bodily injury, and for this reason you are  
requested to read all such instructions  
carefully and follow them without fail.  
WARNINGS IN THE MANUAL  
WARNING  
This mark indicates instructions which must be  
followed in order to prevent accidents which could  
lead to serious bodily injury or death.  
IMPORTANT  
This mark indicates instructions which must be  
followed, or it leads to mechanical failure,  
breakdown, or damage.  
NOTE  
This mark indicates hints or directions useful in the  
use of the product.  
CONTENTS  
1. Parts location …………………………………4  
2. Specifications …………………………………4  
3. Warning labels on the machine ……………5  
4. Symbols on the machine ……………………6  
5. For safe operation ……………………………7  
6. Set up………………………………………13  
7. Fuel……………………………………………16  
8. Operation ……………………………………18  
9. Maintenance …………………………………21  
10. Storage ………………………………………24  
11. Optional blade usage ………………………25  
12. Troubleshooting guide……………………30  
13. Parts list ………………………………………31  
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1. Parts location  
BCZ3000S  
BCZ3000SW  
3
16  
15  
14  
6
18  
2
3
5
2
11  
4
4
17  
1
5
12  
13  
6
1. Loop handle  
2. Shoulder strap hanger  
3. Ignition switch  
4. Throttle cable  
5. Throttle lever  
6. Throttle set button  
7. Drive shaft housing  
8. Debris guard  
9. Cutting line head  
10. Gear case  
7
7
10  
10  
19  
9
11. Spark arrester  
12. Starter knob  
13. Fuel tank  
9
8
8
8
14. Primer pump  
15. Choke lever  
16. Air cleaner cover  
17. Handle  
18. Protector  
19 Metal blade  
2. Specifications  
BCZ3000S/BCZ3000SW  
Overall size(LxWxH)  
BCZ3000S························································· 72.5(1843)x9.4(240)x12.87(327) in(mm)  
BCZ3000SW ··················································· 72.5(1843)x24.3(618)x16.38(416) in(mm)  
Dry weight w/o acc.  
BCZ3000S ································ 12.1 lbs (5.49kg) (12.94 lbs (5.87kg)Including tap head)  
BCZ3000SW··························· 12.65 lbs (5.74kg) (13.49 lbs (6.12kg)Including tap head)  
Engine Type······················································································ Air-cooled 2-stroke gasoline  
Model········································································································ Zenoah GZ30N  
3
Displacement ······················································································· 1.8cu-in (29.5cm )  
-1  
Max. output ··································································· 1.4Hp (1.0kW)at 8500/min (rpm)  
-1  
Idle speed··························································································3000 200/min (rpm)  
Fuel ······················································································· Mixture(Gasoline 50 : Oil 1)  
Carburetor ··················································································· Walbro Diaphragm type  
Spark plug ····························································································CHAMPION RZ7C  
Fuel tank capacity·······························································································24.3 fl.oz (0.72 )  
Transmission··········································································· Centrifugal clutch, Rigid driveshaft  
Reduction ratio ····················································································································· 1.462  
Cutting head rotating direction ················································ Counter-clockwise(Operator view)  
Durability period··········································································································EXTENDED  
Standard Accessories  
4 in. 2-line Head ········································································································ 1 pc.  
Shoulder Strap ·········································································································· 1 pc.  
Goggle······················································································································· 1 pc.  
Tool Kit ······················································································································ 1 pc.  
Specifications are subject to change without notice.  
4   
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3. Warning labels on the machine  
(1) Read owner's manual before operating this machine.  
(2) Wear head, eye and ear protection.  
(3) Warning/Attention  
(4) Keep all children, bystanders and helpers 15 meters away from the brushcutter  
IMPORTANT  
If warning label peel off or become soiled and impossible to read, you should contact the dealer  
from which you purchased the product to order new labels and affix them in the required  
location(s).  
WARNING  
Never modify your brushcutter.  
We won't warrant the machine, if you use the remodeled brushcutter or you don't observe  
the proper usage written in the manual.  
5   
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4. Symbols on the machine  
For safe operation and maintenance,  
symbols are carved in relief on the machine.  
According to these indications, please be  
careful not to take a mistake.  
(a) The port to refuel the "MIX GASOLINE"  
Position: FUEL TANK CAP  
(b) The direction to close the choke  
Position: AIR CLEANER COVER  
(c) The direction to open the choke  
Position: AIR CLEANER COVER  
INFORMATION IMPORTANTE CONCERNANT LE MOTEUR  
Ce moteur est conformc aux normcs U.S. EPA PH2 et 2003  
ainsi qu’aux autres dispositions ultérieures de la réglementation  
concernant la pollution de l’air pour les petits moteurs tout-terrain  
avec une période de accordable : CATEGORY A  
Type de moteur : 3KZXS. 0294NO : EM  
Cylindrée du moteur : 29,5cc  
IMPORTANT ENGINE INFORMATION  
THIS ENGINE MEETS U.S. EPA PH2 AND 2003  
CALIFORNIA EMISSION REGULATIONS FOR SI  
SORE’s COMPLIANCE PERIOD : CATEGORY A  
ENGINE FAMILY : 3KZXS. 0294NO ; EM  
ENGINE DISPLACEMENT : 29.5cc  
REFER TO OWNER’S MANUAL FOR MAINTE-  
NANCE SPECIFICATIONS AND ADJUSTMENTS.  
MANUFACTURED : Aug. 2003  
Se référer au Manuel de l’utilisateur pour les  
spécifications d’entretien et les réglages.  
Manufacturé : Août 2003  
MADE IN JAPAN  
MADE IN JAPAN  
Use RedMax 50:1 Oil !  
Use RedMax 50:1 Oil !  
6   
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5. For safe operation  
1. Read this manual carefully until you  
completely understand and follow all safety  
and operating instructions.  
2. Keep this manual handy so that you may refer  
to it later whenever any questions arise. Also  
note, if you have any questions which cannot  
be answered herein, contact the dealer from  
whom you purchased the product.  
3. Always be sure to include this manual when  
selling, lending, or otherwise transferring the  
ownership of this product.  
4. Never allow children or anyone unable to fully  
understand the directions given in the manual  
to use the machine.  
WORKING CONDITION  
1. When using the product, you should wear proper  
clothing and protective equipment.  
(1) Helmet  
(2) Ear protectors  
(3) Protection goggles or face protector  
(4) Thick work gloves  
(5) Non-slip-sole work boots  
2. And you should carry with you.  
(1) Attached tools and files  
(2) Properly reserved fuel  
(3) Spare blade  
(4) Things to notify your working area (rope,  
warning signs)  
(5) Whistle (for collaboration or emergency)  
(6) Hatchet or saw (for removal of obstacles)  
3. Do not wear loose clothing, jewelry, short  
trousers, sandals, or go barefoot. Do not wear  
anything which might be caught by a moving  
part of the unit. Secure hair so it is above  
shoulder length.  
WORKING CIRCUMSTANCE  
1. Never start the engine inside a closed room or  
building. Exhaust gases contain dangerous  
carbon monoxide.  
2. Never use the product,  
a. when the ground is slippery or when you can’t  
maintain a steady posture.  
7   
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5. For safe operation  
b. At night, at times of heavy fog, or at any other  
times when your field of vision might be  
limited and it would be difficult to gain a clear  
view of the working area.  
c. During rain storms, during lightning storms, at  
times of strong or gale-force winds, or at any  
other times when weather conditions might  
make it unsafe to use the product.  
WORKING PLAN  
1. You should never use the product when under  
the influence of alcohol, when suffering from  
exhaustion or lack of sleep, when suffering from  
drowsiness as a result of having taken cold  
medicine or at any other time when a possibility  
exists that your judgment might be impaired or  
that you might not be able to operate the product  
properly and in a safe manner.  
2. When planning your work schedule, allow plenty  
of time to rest. Limit the amount of time over  
which the product is to be used continuously to  
somewhere around 30~40 minutes per session,  
and take 10~20 minutes of rest between work  
sessions. Also try to keep the total amount of  
work performed in a single day under 2 hours or  
less.  
WARNING  
1. If you don’t observe the working time, or  
working manner (See USING THE  
PRODUCT), Repetitive Stress Injury(RSI)  
could occur.  
If you feel discomfort, redness and swelling  
of your fingers or any other part of your  
body, see a doctor before getting worse.  
2. To avoid noise complaints, in general,  
operate product between 8a.m. and 5p.m. on  
weekdays and 9a.m. to 5p.m. weekends.  
NOTE  
Check and follow the local regulations as to sound  
level and hours of operations for the product.  
8   
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5. For safe operation  
BEFORE STARTING THE ENGINE  
1. The area within a perimeter of 50 feet (15m) of  
the person using the product should be  
considered a hazardous area into which no one  
should enter. If necessary yellow warning rope,  
warning signs should be placed around the  
perimeter of the area. When work is to be  
performed simultaneously by two or more  
persons, care should also be taken to constantly  
look around or otherwise check for the presence  
and locations of other people working so as to  
maintain a distance between each person  
sufficient to ensure safety.  
2. Check the condition of working area to avoid any  
accident by hitting hidden obstacles such as  
stumps, stones, cans, or broken grass.  
IMPORTANT  
Remove any obstacle before beginning work.  
3. Inspect the entire unit for loose fasteners and  
fuel leakage. Make sure that the cutting  
attachment is properly installed and securely  
fastened.  
4. Use the guard which is suitable for the cutting  
head. If the cutting head is the metal blade,  
change the guard. In case of BCZ3000S, handle  
also need to be changed.  
5. Always use the shoulder strap. Adjust the strap  
before starting the engine at the position that  
your left hand can comfortably hold the  
handlebar grip approximately waist high.  
STARTING THE ENGINE  
1. Keep bystanders and animals at least 50feet  
(15m) away from the operating point. If you are  
approached, immediately stop the engine.  
2. The product is equipped with a centrifugal clutch  
mechanism, so the cutting attachment begins to  
rotate as soon as the engine is started by putting  
the throttle into the start position. When starting  
the engine, place the product onto the ground in  
a flat clear area and hold it firmly in place so as  
to ensure that neither the cutting part nor the  
throttle come into contact with any obstacle  
when the engine starts.  
9   
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5. For safe operation  
WARNING  
Never place the throttle into the high speed  
position when starting the engine.  
3. After starting the engine, check to make sure  
that the cutting attachment stops rotating when  
the throttle is moved fully back to its original  
position. If it continues to rotate even after the  
throttle has been moved fully back, turn off the  
engine and take the unit to your authorized Red  
Max servicing dealer for repair.  
USING THE PRODUCT  
IMPORTANT  
Cut only materials recommended by the  
manufacturer. And use only for tasks explained  
in the manual.  
1. Grip the handles firmly with both hands using  
your whole hand. Place your feet slightly apart  
(slightly further apart than the width of your  
shoulders) so that your weight is distributed  
evenly across both legs, and always be sure to  
maintain a steady, even posture while working.  
2. Keep cutting attachment below waist level.  
3. Maintain the speed of the engine at the level  
required to perform cutting work, and never raise  
the speed of the engine above the level  
necessary.  
4. If the unit start to shake or vibrate, turn off the  
engine and check the whole unit. Do not use it  
until the trouble has been properly corrected.  
5. Keep all parts of your body away from rotating  
cutting attachment and hot surfaces.  
6. Never touch the muffler, spark plug, or other  
metallic parts of the engine while the engine is in  
operation or immediately after shutting down the  
engine. Doing so could result in serious burns or  
electrical shock.  
10   
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5. For safe operation  
• IF SOMEONE COMES  
1. Guard against hazardous situations at all times.  
Warn adults to keep pets and children away  
from the area. Be careful if you are approached.  
Injury may result from flying debris.  
2. If someone calls out or otherwise interrupts you  
while working, always be sure to turn off the  
engine before turning around.  
MAINTENANCE  
1. In order to maintain your product in proper  
working order, perform the maintenance and  
checking operations described in the manual at  
regular intervals.  
2. Always be sure to turn off the engine before  
performing any maintenance or checking  
procedures.  
WARNING  
The metallic parts reach high temperatures  
immediately after stopping the engine.  
3. When replacing the cutting attachment or any  
other part, or when replacing the oil or any  
lubricant, always be sure to use only RedMax  
products or products which have been  
certified by RedMax for use with the RedMax  
product.  
4. In the event that any part must be replaced or  
any maintenance or repair work not described in  
this manual must be performed, please contact a  
representative from the store nearest RedMax  
authorized servicing dealer for assistance.  
5. Do not use any accessory or attachment other  
than those bearing the RedMax mark and  
recommended for the unit.  
6. Under no circumstances should you ever take  
apart the product or alter it in any way. Doing so  
might result in the product becoming damaged  
during operation or the product becoming unable  
to operate properly.  
HANDLING FUEL  
1. The engine of the RedMax product is designed  
to run on a mixed fuel which contains highly  
flammable gasoline. Never store cans of fuel or  
11   
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5. For safe operation  
refill the tank of the unit in any place where there  
is a boiler, stove, wood fire, electrical sparks,  
welding sparks, or any other source of heat or  
fire which might ignite the fuel.  
2. Never smoke while operating the unit or refilling  
its fuel tank.  
3. When refilling the tank, always turn off the  
engine and allow it to cool down. Take a careful  
look around to make sure that there are no  
sparks or open flames anywhere nearby before  
refueling.  
4. Wipe spilled fuel completely using a dry rag if  
any fuel spillage occurs during refueling.  
5. After refueling, screw the fuel cap back tightly  
onto the fuel tank and then carry the unit to a  
spot 10feet (3m) or more away from where it  
was refueled before turning on the engine.  
TRANSPORTATION  
1. When hand-carrying the product, cover over the  
cutting part if necessary, lift up the product and  
carry it paying attention to the blade.  
2. Never transport the product over rough roads  
over long distances by vehicle without removing  
all fuel from the fuel tank. If doing so, fuel might  
leak from the tank during transport.  
12   
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6. Set up (BCZ3000S)  
MOUNTING ENGINE (SE1)  
SE1  
1. Push the driveshaft housing toward the clutch  
housing and rotate it by hand to check that the  
driveshaft is engaged with the gears.  
2. Insert the driveshaft housing into the clutch  
housing until it bottoms, and align the positioning  
holes on the clutch housing and the shaft tube  
and install the screw. When difficult to engage,  
twist the engine slightly.  
3. Fasten the clamp securely with two screws.  
IMPORTANT  
Tighten the screws gradually by turns.  
SE2  
CONNECTING THROTTLE WIRE  
1. Remove the air cleaner cover.  
2. Connect the end of the throttle wire to the joint  
on the top of the carburetor. (SE2)  
CONNECTING SWITCH WIRES  
• Connect the switch wires between the engine  
and the main unit. Pair the wires of the same  
color.  
SE3  
INSTALLING HANDLE  
• Mount the handle to the shaft tube and clamp it  
at a location that is comfortable to you. (SE3)  
(1) About 19 inches (48cm)  
(1)  
INSTALLING DEBRIS GUARD  
• Put the debris guard on the braket, attach it with  
the 2 screws. (SE4)  
SE4  
13   
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6. Set up (BCZ3000SW)  
MOUNTING ENGINE (SE5)  
SE5  
1. Push the driveshaft housing toward the clutch  
housing and rotate it by hand to check that the  
driveshaft is engaged with the gears.  
2. Insert the driveshaft housing into the clutch  
housing until it bottoms, and align the positioning  
holes on the clutch housing and the shaft tube  
and install the screw. When difficult to engage,  
twist the engine slightly.  
3. Fasten the clamp securely with two screws.  
IMPORTANT  
Tighten the screws gradually by turns.  
SE6  
INSTALLING HANDLE  
• Mount the handle to the shaft tube and clamp it  
at a location that is comfortable to you. (SE6)  
(1) About 14.5 inches (37cm)  
CONNECTING THROTTLE WIRE  
1. Remove the air cleaner cover.  
SE7  
2. Connect the end of the throttle wire to the joint  
on the top of the carburetor. (SE7)  
CONNECTING SWITCH WIRES  
1. Connect the switch wires between the engine  
and the main unit. Pair the wires of the same  
color. (SE7)  
2. Insert the terminal in the clamp.  
SE8  
PUTTING ON WAIST PAD  
• Fix the tube by the band. (SE8)  
(1) Band  
(1)  
14   
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6. Set up (BCZ3000S/BCZ3000SW)  
INSTALLING DEBRIS GUARD  
• Put the debris guard on the gear box, attach it  
with the 2 screws. (SE9)  
SE9  
IMPORTANT  
2 kinds of debris guard are packed in with  
BC3000SW. Choose the guard suitable for a  
cutting head. If the right guard is not used, it may  
lead to a serious accident. (SE9)  
(1)  
(2)  
(1) Guard for Line Head (Red)  
(848-JC0-6610)  
(2) Guard for Blade (Black)  
(T3246-24110)  
SE10  
INSTALLING CUTTING HEAD (SE10)  
1. While locking the gear shaft, by inserting the  
supplied tool into the upper holder on the gear  
box, loosen and remove the hexagon nut(left-  
handed)  
2. Fit the holder attached to the upper holder. Then  
screw in the cutting head to the gear shaft over  
the holders. Hand-tighten it securely.  
IMPORTANT  
SE11  
You need not holder (B) and nut when installing the  
cutting head.  
BALANCE UNIT  
1. Put on strap and attach unit to strap.  
2. Slide clamp up or down until unit balances with  
head just touching on the ground. (SE11)  
15   
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7. Fuel  
RECOMMENDED MIXING RATIO  
WARNING  
GASOLINE 50:OIL 1  
• Gasoline is very flammable. Avoid  
smoking or bringing any flame or  
sparks near fuel. Make sure to stop the  
engine and allow it cool before  
refueling the unit. Select outdoor bare  
ground for fueling and move at least  
3m (10ft) away from the fueling point  
before starting the engine.  
50:1 MIXING CHART  
GASOLINE gal.  
1
2
3
4
5
2-CYCLE OIL fl.oz 2.6 5.2 7.8 10.4 13  
GASOLINE liter  
1
2
3
4
5
2-CYCLE OIL ml 20  
40  
60  
80 100  
• Exhaust emission are controlled by the  
fundamental engine parameters and  
components(eq., carburation, ignition  
timing and port timing) without  
addition of any major hardware or the  
introduction of an inert material during  
combustion.  
• These engines are certified to operate on  
unleaded gasoline.  
• Make sure to use gasoline with a  
minimum octane number of 89 RON  
(USA/Canada: 87AL)  
• If you use a gasoline of a lower octane  
value than prescribed, there is a danger  
that the engine temperature may rise and  
an engine problem such as piston seizing  
may consequently occur.  
• Unleaded gasoline is recommended to  
reduce the contamination of the air for the  
sake of your health and the environment.  
• Poor quality gasolines or oils may damage  
sealing rings, fuel lines or fuel tank of the  
engine.  
• The RedMax engines are lubricated by oil  
specially formulated for air-cooled 2-cycle  
gasoline engine use. If RedMax oil is not  
available, use an anti-oxidant added  
quality oil expressly labeled for air-cooled  
2-cycle engine use. (JASO FC GRADE  
OIL or ISO EGC GRADE)  
• Do not use BIA or TCW (2-stroke water-  
cooling type) mixed oil.  
HOW TO MIX FUEL  
IMPORTANT  
Pay attention to agitation.  
1. Measure out the quantities of gasoline  
and oil to be mixed.  
2. Put some of the gasoline into a clean,  
approved fuel container.  
3. Pour in all of the oil and agitate well.  
4. Pour In the rest of gasoline and agitate  
16   
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7. Fuel  
again for at least one minute. As some  
oils may be difficult to agitate depending  
on oil ingredients, sufficient agitation is  
necessary for the engine to last long. Be  
careful that, if the agitation is insufficient,  
there is an increased danger of early  
piston seizing due to abnormally lean  
mixture.  
long period of time, clean the fuel tank  
after rendering it empty. Next, activate the  
engine and empty the carburetor of the  
composite fuel.  
6. In the case of scrapping the used mixed  
oil container, scrap it only at an authorized  
repository site.  
5. Put a clear indication on the outside of the  
container to avoid mixing up with gasoline  
or other containers.  
6. Indicate the contents on outside of  
container for easy identification.  
NOTE  
As lot details of quality assurance, read the  
description in the section Limited Warranty  
carefully. Moreover, normal wear and  
change in product with no functional  
influence are not covered by the warranty.  
Also, be careful that, if the usage in the  
instruction manual is not observed as to fhe  
mixed gasoline, etc. described therein, it  
may not be covered by the warranty.  
FUELING THE UNIT  
1. Untwist and remove the fuel cap. Rest the  
cap on a dustless place.  
2. Put fuel into the fuel tank to 80% of the full  
capacity.  
3. Fasten the fuel cap securely and wipe up  
any fuel spillage around the unit.  
WARNING  
1. Select bare ground for fueling.  
2. Move at least 10feet (3meters) away from  
the fueling point before starting the  
engine.  
3. Stop the engine before refueling the unit.  
At that time, be sure to sufficiently agitate  
the mixed gasoline in the container.  
FOR YOUR ENGINE LIFE, AVOID;  
1. FUEL WITH NO OIL(RAW GASOLINE) –  
It will cause severe damage to the internal  
engine parts very quickly.  
2. GASOHOL – It can cause deterioration of  
rubber and/or plastic parts and disruption  
of engine lubrication.  
3. OIL FOR 4-CYCLE ENGINE USE – It can  
cause spark plug fouling, exhaust port  
blocking, or piston ring sticking.  
4. Mixed fuels which have been left  
unused for a period of one month or  
more may clog the carburetor and result  
in the engine failing to operate properly.  
5. In the case of storing the product for a  
17   
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8. Operation  
STARTING ENGINE  
OP1  
WARNING  
The cutting head will start rotating upon the  
engine starts.  
1. Rest the unit on a flat, firm place. Keep the  
cutting head off the ground and clear of  
surrounding objects as it will start rotating upon  
starting of the engine.  
OP2  
(1)  
2. Push the primer pump several times until  
overflown fuel flows out in the clear tube. (OP1)  
3. Move the choke lever to the closed position.  
(OP2)  
4. Set the ignition switch to the “start” position.  
(OP3)  
(2)  
(3)  
5. While holding the unit firmly, pull out the starter  
rope quickly until engine fires. (OP4)  
(1) choke lever (2) close (3) open  
(4) ignition switch (5) start (6) stop  
OP3  
(5)  
(6)  
(4)  
IMPORTANT  
BCZ3000S  
• Avoid pulling the rope to its end or returning it by  
releasing the knob. Such actions can cause  
starter failures.  
(4)  
(6)  
6. Move the choke lever downward to open the  
choke. And restart engine. (OP2)  
7. Allow the engine to warm up for a several  
minutes before starting operation.  
(5)  
BCZ3000SW  
NOTE  
1. When restarting the engine immediately after  
stopping it, leave the choke open.  
OP4  
2. Overchoking can make the engine hard to start  
due to excess fuel. When the engine failed to  
start after several attempts, open the choke and  
repeat pulling the rope, or remove the spark plug  
and dry it.  
18   
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8. Operation  
STOPPING ENGINE (OP3)  
1. Release the throttle lever and run the engine for  
a half minute.  
2. Shift the ignition switch to the STOP position.  
IMPORTANT  
• Except for an emergency, avoid stopping the  
engine while pulling the throttle lever.  
ADJUSTING THROTTLE CABLE  
• The normal play is 1 or 2mm when measured at  
the carburetor side end. Readjust with the cable  
adjuster as required. (OP5)  
OP5  
(1) cable adjuster  
.04 in  
(1~2mm)  
(1)  
ADJUSTING IDLING SPEED (OP6)  
1. When the engine tends stop frequently at idling  
mode, turn the adjusting screw clockwise.  
2. When the cutting head keeps rotating after  
releasing the trigger, turn the adjusting screw  
counter-clockwise.  
OP6  
(1) idle adjusting screw  
NOTE  
• Warm up the engine before adjusting the idling  
speed.  
(1)  
CUTTING WORK (LINE HEAD USAGE)  
WARNING  
1. Always wear eye protection such as safety  
goggles. Never lean over the rotating cutting  
head. Rocks or other debris could be thrown  
into eyes and face and cause serious  
personal injury.  
2. Keep the debris guard in place at all times  
when the unit is operated.  
TRIMMING GRASS AND WEEDS  
• Always remember that the TIP of the line does  
cutting. You will achieve better results by not  
crowding the line into the cutting area. Allow the  
unit to trim at its own pace.  
19   
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8. Operation  
1. Hold the unit so the head is off the ground and is  
tilted about 20 degrees toward the sweep  
direction. (OP7)  
OP7  
2. You can avoid thrown debris by sweeping from  
your left to the right.  
3. Use a slow, deliberate action to cut heavy  
growth. The rate of cutting motion will depend on  
the material being cut. Heavy growth will require  
slower action than will light growth.  
4. Never swing the unit so hard as you are in  
danger of losing your balance or control of the  
unit.  
5. Try to control the cutting motion with the hip  
rather than placing the full workload on the arm  
and hands.  
6. Take precautions to avoid wire, grass and dead,  
dry, long-stem weeds from wrapping around the  
head shaft. Such materials can stall the head  
and cause the clutch to slip, resulting in damage  
to the clutch system if repeated frequently.  
ADJUSTING THE LINE LENGTH  
• Your brushcutters is equipped with a semi- auto  
type nylon line head that allows the operator to  
advance the line without stopping the engine.  
When the line becomes short, lightly tap the  
head on the ground while running the engine at  
full throttle.  
• Each time the head is bumped, the line advance  
about 1 inch(25.4 mm). For better effect, tap the  
head on bear ground or hard soil. Avoid  
bumping in thick, tall grass as the engine may  
stall by overload.  
20   
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9. Maintenance  
MAINTENANCE CHART  
every every every  
25 50 100  
before hours hours hours note  
system/compornent  
procedure  
use after after after  
fuel leaks, fuel spillage  
wipe out  
fuel tank, air filter, fuel filter  
inspect/clean  
see ADJUSTING  
IDLING SPEED (p.19)  
clean and readjust  
plug gap  
replace, if necessary  
replace carburetor  
if necessary  
E
N
G
I
idle adjusting screw  
GAP: .025in(0.6~0.7mm)  
replace, if necessary  
spark plug  
N
E
cylinder fins, intake air cooling vent clean  
muffler, spark arrester, cylinder exhaust port clean  
throttle lever, ignition switch  
check operation  
S
H
A
F
T
replace if  
cutting parts  
something's wrong  
make sure to attach  
grease  
debris guard  
gear case  
screws/nuts/bolts  
tighten/replace  
not adjusting screws  
REFILLING TRIMMING LINE (MA1)  
MA1  
1. For replacement line, use a diameter of .095in  
(2.4mm). The spool is capable for a line upto 20ft  
(6m) on the 4” head. Avoid using a larger line as  
it may cut down the trimming performance.  
WARNING  
For safety reasons, do not use  
metalreinforced line.  
2. Pinch the slotted area on the both sides of the  
spool housing to unhook the bottom cap.  
3. Take out the spool and pull off the old line. Put  
one end of new line through the spool holes and  
pull it until the length is equal between each part  
of the line.  
4. Wind up the line in the correct direction as  
indicated on the spool.  
5. Hook each end of the line in the slot on the edge  
of the spool, and then put the ends through the  
eyelets on the housing. Make sure that the  
spring and the washers are in place.  
6. While holding the spool against the housing, pull  
the line ends to release them from the slot.  
7. Line up the slot on the bottom cap with the hook  
on the housing, press the cap against the  
housing until it clicks.  
21   
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9. Maintenance  
WARNING  
• Make sure that the engine has stopped and is  
cool before performing any service to the  
machine. Contact with moving cutting head  
or hot muffler may result in a personal injury.  
MA2  
AIR FILTER  
• The air filter, if clogged, will reduce the engine  
performance. Check and clean the filter element  
in warm, soapy water as required. Dry  
completely before installing. If the element is  
broken or shrunk, replace with a new one. (MA2)  
(1)  
(1) air filter  
MA3  
FUEL FILTER  
• When the engine runs short of fuel supply, check  
the fuel cap and the fuel filter for blockage.  
(MA3)  
(1) fuel filter  
(1)  
SPARK PLUG  
• Starting failure and mis-firing are often caused  
by a fouled spark plug. Clean the spark plug and  
check that the plug gap is in the correct range.  
For a replacement plug, use the correct type  
specified by RedMax. (MA4)  
MA4  
REPLACEMENT PLUG IS A CHAMPION RZ7C.  
IMPORTANT  
.025 in  
0.655mm  
• Note that using any spark plug other than those  
designated may result in the engine failing to  
operate properly or in the engine becoming  
overheated and damaged.  
• To install the spark plug, first turn the plug until it  
is finger tight, then tighten it a quarter turn more  
with a socket wrench.  
87~104 in-lbs  
TIGHTENING TORQUE:  
(9.8~11.8 N.m.)  
22   
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9. Maintenance  
MUFFLER  
WARNING  
• Inspect periodically, the muffler for loose  
fasteners, any damage or corrosion. If any sign  
of exhaust leakage is found, stop using the  
machine and have it repaired immediately.  
• Note that failing to do so may result in the  
engine catching on fire.  
SPARK ARRESTER  
MA5  
• The muffler is equipped with a spark arrester to  
prevent red hot carbon from flying out of the  
exhaust outlet. Periodically inspect and clean as  
necessary with a wire brush. In the State of  
California it is required by law (Section 4442 of  
the California Public Resources Code) to equip a  
spark arrester when a gas powered tool is used  
in any forest covered, brush covered, or grass  
covered unimproved land. (MA5)  
(1)  
(1) spark arrester  
GEAR CASE (MA6)  
MA6  
• The reduction gears are lubricated by  
multipurpose, lithium-based grease in the gear  
case. Supply new grease every 25 hours of use  
or more often depending on the job condition.  
• Remove the side bolt in gearcase opposite of  
grease nipple before installing new grease to  
arrange for old grease to exit.  
INTAKE AIR COOLING VENT  
WARNING  
• Never touch the cylinder, muffler, or spark  
plugs with your bare hands immediately after  
stopping the engine. The engine can  
become very hot when in operation, and  
doing so could result in severe burns.  
• When checking the machine to make sure  
that it is okay before using it, check the area  
around the muffler and remove any wood  
chips or leaves which have attached  
themselves to the brushcutter. Failing to do  
so could cause the muffler to become  
overheated, and that this in turn could cause  
the engine to catch on fire. Always make  
23   
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9. Maintenance  
sure that the muffler is clean and free of  
wood chips, leaves, and other waste before  
use.  
MA7  
(1)  
• Check the intake air cooling vent and the area  
around the cylinder cooling fins after every 25  
hours of use for blockage, and remove any  
waste which has attached itself to the  
brushcutter. Note that it is necessary to remove  
the engine cover shown in (MA7) in order to be  
able to view the upper part of the cylinder.  
(2)  
IMPORTANT  
• If waste gets stuck and causes blockage around  
the intake air cooling vent or between the  
cylinder fins, it may cause the engine to  
overheat, and that in turn may cause mechanical  
failure on the part of the brushcutter. (MA7)  
(1) cylinder  
(2) intake air cooling vent (back)  
PROCEDURES TO BE PERFORMED AFTER  
EVERY 100 HOURS OF USE  
MA8  
1. Remove the muffler, insert a screwdriver into the  
vent, and wipe away any carbon buildup. Wipe  
away any carbon buildup on the muffler exhaust  
vent and cylinder exhaust port at the same time.  
2. Tighten all screws, bolts, and fittings.  
3. Check to see if any oil or grease has worked its  
way in between the clutch lining and drum, and if  
it has wipe it away using oil-free, lead-free  
gasoline.  
10. Storage  
• Aged fuel is one of major causes of engine  
starting failure. Before storing the unit, empty the  
fuel tank and run the engine until it uses all the  
fuel left in the fuel line and the carburetor. Store  
the unit indoor taking necessary measures for  
rust prevention.  
24   
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11. Optional blade usage  
OPT1  
9” 22-tooth:  
SST229  
9” 24-tooth:  
SST249  
8” 8-tooth:  
8” 4-tooth:  
SGB048  
9” 4-tooth:  
SGB049  
SGB088  
Nylon line  
head  
CUTTER  
APPLICATION  
CHART  
9” 8-tooth:  
SGB089  
Under  
growth  
Heavy  
weeds  
Light  
weeds  
Grass  
CHOOSE THE BLADE  
Choose a suitable recommended cutting  
attachment according to the object to be cut.  
(OPT1)  
• When replacing blade always be sure to use  
products which have been certified by RedMax.  
WARNING  
• When sharpening, removing, or reattaching  
the blade, be sure to wear thick, sturdy  
gloves and use only proper tools and  
equipment to prevent injury.  
25   
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11. Optional blade usage  
SET UP THE BLADE  
OPT2  
(3)  
(1)  
(2)  
1. Detach the line head assembly. (OPT2)  
2. Put on the blade, making the marked side face  
the shaft side, put the holder and the cover on,  
and fasten the blade with the nut. (OPT2)  
(1) Cover:  
(2) Holder (B): 6019-13250 (STANDARD)  
(3) Nut: T3002-13260 (STANDARD)  
3540-13283  
IMPORTANT  
OPT3  
[BCZ3000S/BCZ3000SW]  
Change to the debris guard which is suitable for  
the metal blade. (OPT3)  
(1)  
26~43.5 in-lbs  
TIGHTENING TORQUE:  
(2.94~4.9 N.m.)  
(1) Guard: T3246-24110  
OPT4  
IMPORTANT  
[BCZ3000S]  
Change the loop handle to the J-handle for safe  
operation. (OPT4)  
(1) Bracket: 3583-14101  
(2) J-handle: 6367-14200  
OPT5  
BALANCE UNIT  
1. Put on strap and attach unit to strap.  
2. Slide clamp up or down until unit balances with  
head just touching on the ground. (OPT5)  
STARTING THE ENGINE  
Please refer 5.For safe operation (P.9~10),  
8.Operation (P.18).  
WARNING  
• The product is equipped with a centrifugal  
clutch mechanism, so the cutting attachment  
begins to rotate as soon as the engine is  
26   
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11. Optional blade usage  
started by putting the throttle into the start  
position. When starting the engine, place the  
product onto the ground in a flat clear area  
and hold it firmly in place so as to ensure  
that neither the cutting part nor the throttle  
come into contact with any obstacle when  
the engine starts. (OPT6)  
OPT6  
CUTTING METHOD  
a) Use the front left side cutting.  
b) Guide the blade from your right to left with it  
tilted slightly to your left. (OPT7)  
OPT7  
c) When mowing a wide area, start working from  
your left end to avoid interference of cut grass.  
d) The blade may be seized by weeds if the engine  
speed is too low, or the blade cuts too deep into  
weeds. Adjust the engine speed and cutting  
depth according to the condition of object.  
WARNING  
• If the grass or other object gets caught in the  
blade, or if the unit starts to shake or vibrate,  
turn off the engine and check the whole unit.  
Change the blade if it has been damaged.  
• Turn off the engine and make sure the blade  
has completely stop before checking the  
blade, and removing any object got caught  
in.  
OPERATION  
1. Check the bolt to fasten the blade and be sure  
the bolt has no fault, and no abrasion.  
OPT8  
2. Be sure that the blade and the holder have been  
fastened according to instruction and the blade  
turns smoothly without abnormal noise. (OPT8)  
WARNING  
• The rotating parts fastened incorrectly may  
cause serious accident to the operator.  
• Make sure that the blade is not bent, warped,  
cracked, broken or damaged.  
• If you find any error to the blade, discard it  
and change new one which is certified by  
RedMax.  
27   
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11. Optional blade usage  
By using the shoulder strap, hang the unit on  
your right side. Adjust the strap length so that  
the cutting head may become parallel to the  
ground. (OPT9)  
OPT9  
WARNING  
Make sure to use shoulder strap and debris  
guard. If not, it is vary dangerous when you slip  
or lose your balance.  
WARNING  
CONTROLLING BLADE BOUNCE  
• Kick out can cause serious personal injury.  
Carefully study this section. It is important that  
you understand what causes kick out, how you  
can reduce the chance of kick out and how you  
can remain in control of the unit if kick out does  
occur.  
1. What causes kick out:  
• Kick out can occur when the moving blade  
contacts an object that it cannot cut. This contact  
causes the blade to stop for an instant and then  
suddenly move or ”bounce” away from the object  
that was hit. The operator can lose control of the  
unit and the blade can cause serious personal  
injury to the operator or any person nearby if the  
blade contacts any part of the body.  
2. How you can reduce the chance of kick out:  
a. Recognize that kick out can happen. By  
understanding and knowing about bounce,  
you can help eliminate the element of  
surprise.  
b. Cut fibrous weeds and grass only. Do not  
let the blade contact materials it cannot cut  
such as hard, woody vines and brush or  
rocks, fences, metal, etc  
c. Be extra prepared for bounce if you must cut  
where you cannot see the blade making  
contact such as in areas of dense growth.  
d. Keep the blade sharp. A dull blade increase  
the chance of bounce.  
e. Avoid feeding the blade too rapidly. The blade  
can bounce away from material being cut if  
28   
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11. Optional blade usage  
the blade is fed faster than its cutting  
capability.  
f. Cut only from your right to your left.  
g. Keep your path of advance clear of material  
that has been cut and other debris.  
3. How you can maintain the best control:  
a. Keep a good, firm grip on the unit with both  
hands. A firm grip can help neutralize bounce.  
Keep your right and left hands completely  
around the respective handles.  
b. Keep both feet spread apart in a comfortable  
stance and yet braced for the possibility that  
the unit could bounce. Do not overreach.  
Keep firm footing and balance.  
OPT10  
MAINTENANCE  
BLADE  
• Check the blade and the fasteners for  
looseness, cracking, or bending.  
• Check the cutting edges and reform with a flat  
file.  
Point (OPT10) :  
1. Keep the end corner sharp.  
2. Round the root of the edge, using round file.  
3. Do not use water when using a grinder.  
IMPORTANT  
• It is recommended that filing should be done by  
professionals.  
• Especially regarding filing the 22,24-tooth blade,  
Leave it to the professionals.  
TRANSPORTING THE UNIT  
• When you finish cutting in one location and wish  
to continue work in another spot, turn off the  
engine, and lift up the unit and carry it paying  
attention for the blade.  
• Never forget to place the protective cover over  
the blades.  
• When transporting the unit over long distances,  
detach the blade fix the unit by ropes.  
29   
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11. Troubleshooting guide  
Case 1. Starting failure  
CHECK  
PROBABLE CAUSES  
ACTION  
drain it and with correct fuel  
clean  
fuel tank  
fuel filter  
incorrect fuel  
fuel filter is clogged  
carburetor adjustment screw out of normal range  
adjust to normal range  
clean/dry  
sparking (no spark)  
spark plug is fouled/wet  
plug gap is incorrect  
disconnected  
correct (GAP: 0.6~0.7mm)  
retighten  
spark plug  
Case 2. Engine starts but does not keep running/Hard re-starting.  
CHECK  
PROBABLE CAUSES  
ACTION  
drain it and with correct fuel  
adjust to normal range  
wipe away  
fuel tank  
incorrect fuel or staled fuel  
carburetor adjustment screw out of normal range  
muffler,cylinder (exhaust port) carbon is built-up  
air cleaner  
clogged with dust  
clogged with dust  
wash  
cylinder fin, fan cover  
clean  
When your unit seems to need further service, please consult with our RedMax service shop in your area.  
30   
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12. Parts list  
BRUSHCUTTERS  
BCZ3000S  
BCZ3000SW  
NOTE :  
1. Use KOMATSU ZENOAH genuine parts as specified in the parts list for repair and/or  
replacement.  
2. KOMATSU ZENOAH does not warrant the machines, which have been damaged by the  
use of any parts other than those specified by the company.  
3. When placing parts orders for repair and/or replacement, check if the model name and the  
serial number are applicable to those specified in the parts list, then use parts number  
described in the parts list.  
4. The contents described in the parts list may change due to improvement.  
5. The parts for the machine shall be supplied seven (7) years after the machine is  
discontinued. [It is possible that some specific parts may be subject to change of their  
delivery term and list price within the limit of seven (7) years after the machine is  
discontinued. It is also possible that some parts may be available even after the limit of  
seven (7) years.]  
November 2003  
APPLICABLE SERIAL NUMBERS :  
DRIVE UNIT 300001 and up  
ENGINE UNIT 300001 and up  
31   
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12. Parts list  
Fig.1 DRIVE UNIT BCZ3000S (S/N 300001 and up)  
32   
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Fig.1 DRIVE UNIT BCZ3000S (S/N 300001 and up)  
Key# Part Number  
Description  
Q'ty Key# Part Number  
Description  
Q'ty  
1
2
T3108-12100 PIPE-C  
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
4
1
1
1
1
1
2
1
1
1
1
51  
52  
53  
54  
55  
56  
T3189-15191 • EYELET  
2
1
1
1
1
1
T3400-12130 • SEAL  
3520-12213 SHAFT  
T3189-15132 • COVER  
T3189-15142 • CORD HOLDER  
T3189-15160 • SPRING  
T3189-15180 • CORD  
3
4
848-JC0-6100 GEARCASE-A  
6440-13122 • GEARCASE  
04065-02612 • SNAP RING  
3565-13130 • SEAL  
5
6
6019-13250 HOLDER (B)  
7
8
T3002-13260 • NUT  
9
848-JC0-61D0 • PINION  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
T3300-13531 • BEARING  
T3403- 13530 • BEARING (0600000609)  
T3300-13330 • SNAP RING  
04065-02412 • RING (0243224120)  
T4950-52500 • BOLT TORX, 5x25  
6440-13242 • HOLDER (A)  
3199-13350 • FITTI (2087061640)  
01641-20608 • WASHER  
T4950-51200 • BOLT TORX, 5x12  
3577-32141 GRIP  
OPTIONAL BLADE & ACCESSORIES  
101  
102  
103  
104  
105  
106  
107  
108  
109  
110  
111  
BC00A20 BLADE KIT (PRODUCT)  
T3246-24110 • GUARD  
6367-14200 • J-HANDLE  
3583-14101 • BRACKET  
3540-13283 • COVER  
SST229 9” 22-tooth  
1
1
1
1
1
1
1
1
1
1
T3002-12202 LEVER-C  
SST249 9” 24-tooth  
6110-14412 • LEVER  
SGB088 8” 8-tooth  
22 6110-14410-01 • • STAY (E50135620010)  
23 6110-14410-02 • • COVER  
24 T3002-12202-03 • • LEVER (E52135623511)  
25 6110-14410-04 • • SCREW  
26 6110-14410-05 • • NUT  
SGB089 9” 8-tooth  
SGB048 8” 4-tooth  
SGB049 9” 4-tooth  
27 6110-14410-06 • • SHAFT  
28 6110-14410-07 • • SPRING  
29 6110-14410-08 • • SPRING  
30 T3032-14410-09 • • BUTTON  
31 6110-14410-10 • • E-RING  
32  
33  
34  
35  
36  
37  
38  
39  
40  
41  
42  
43  
44  
45  
46  
47  
48  
49  
50  
T3002-12220 • CORD (A)  
T3002-12230 • CORD (B)  
T3002-12240 TUBE  
T3002-83100 CABLE-C  
T3300-17202 HANGER-C  
848-805-2000 SCREW TORX, 5x20  
848-JC0-90R1 NAME PLATE  
T3195-14002 HANDLE-A  
T4960-53030 • SCREW TORX, 5x30  
848-JC0-6610 GUARD-C  
T3002-24121 • BLADE  
T4960-51431 • SCREW TORX, 5x14  
3320-15310 • NUT  
848-JC0-66C1 BRACKET  
T4950-63000 BOLT TORX, 6x30  
848-B50-3610 STRAP-A  
T3002-91190 GOGGLE  
PT104 Plus TAP HEAD-C  
T3189-15112 • CASE  
33   
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12. Parts list  
Fig.2 DRIVE UNIT BCZ3000SW (S/N 300001 and up)  
34   
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Fig.2 DRIVE UNIT BCZ3000SW (S/N 300001 and up)  
Key# Part Number  
Description  
Q'ty Key# Part Number  
Description  
Q'ty  
1
2
T3108-12100 PIPE-C  
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
51  
52  
53  
54  
55  
56  
57  
58  
59  
60  
T3189-15112 • CASE  
1
2
1
1
1
1
1
1
1
1
T3400-12130 • SEAL  
3520-12213 SHAFT  
T3189-15191 • EYELET  
T3189-15132 • COVER  
T3189-15142 • CORD HOLDER  
T3189-15160 • SPRING  
T3189-15180 • CORD  
6019-13250 HOLDER (B)  
3540-93120 BAND  
3
4
848-JC0-6100 GEARCASE-A  
6440-13122 • GEARCASE  
04065-02612 • SNAP RING  
3565-13130 • SEAL  
5
6
7
8
T3002-13260 • NUT  
9
848-JC0-61D0 • PINION  
3540-13283 COVER  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
T3300-13531 • BEARING  
T3403-13530 • BEARING (0600000609)  
T3300-13330 • SNAP RING  
04065-02412 • RING (0243224120)  
T4950-52500 • BOLT TORX, 5x25  
6440-13242 • HOLDER (A)  
3199-13350 • FITTI (2087061640)  
01641-20608 • WASHER  
T4950-51200 • BOLT TORX, 5x12  
848-JC1-3230 BRACKET-A  
3583-14111 • BRACKET  
T3246-24110 GUARD  
OPTIONAL BLADE  
101  
102  
103  
104  
105  
106  
SST229 9” 22-tooth  
SST249 9” 24-tooth  
SGB088 8” 8-tooth  
SGB089 9” 8-tooth  
SGB048 8” 4-tooth  
SGB049 9” 4-tooth  
1
1
1
1
1
1
3583-14121 • CAP (L)  
3257-14192 • CAP (U)  
4820-13180 • BOLT  
T4950-52500 • BOLT  
T3310-17111 PROTECTOR  
T3300-17202 HANGER-C  
848-805-2000 SCREW TORX, 5x20  
848-JC1-90R1 NAME PLATE  
T3040-14200 HANDLE (L)-C  
T3002-95400 HANDLE (R)-C  
6234-14601 LEVER-A  
32 6234-14601-02 • COVER (E54135700811)  
33 6110-14410-06 • SHAFT  
34 6110-14410-09 • BUTTON  
35 6110-14410-08 • SPRING  
36  
37  
38  
39  
40  
41  
42  
43  
44  
45  
46  
47  
48  
49  
50  
T3002-95710 CORD (A), black  
T3002-95720 CORD (B), red  
T3040-83100 CABLE-C  
5512-73220 TUBE  
3260-14251 CLAMP  
0260-00516 SCREW  
848-JC0-6610 GUARD-C  
T3002-24121 • BLADE  
T4960-51431 • SCREW TORX, 5x14  
3320-15310 • NUT  
848-JC0-66C1 BRACKET  
T4950-63000 BOLT TORX, 6x30  
848-B50-3610 STRAP-A  
T3002-91190 GOGGLE  
PT104 Plus TAP HEAD-C  
35   
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12. Parts list  
Fig.3 ENGINE UNIT  
BCZ3000S  
(S/N 300001 and up)  
BCZ3000SW (S/N 300001 and up)  
36   
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BCZ3000S (S/N 300001 and up)  
Fig.3 ENGINE UNIT BCZ3000SW (S/N 300001 and up)  
Key# Part Number  
Description  
Q'ty Key# Part Number  
Description  
Q'ty  
1
2
3
4
5
6
7
8
9
848-F60-12A1 CYLINDER  
T1590-12210 GASKET, base  
1
1
4
1
1
1
4
1
2
1
4
1
1
2
1
1
2
3
1
2
1
2
1
2
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
4
1
2
1
1
1
2
1
1
1
2
1
1
1
1
1
1
67  
68  
69  
70  
71  
72  
73  
74  
75  
76  
77  
78  
79  
80  
81  
82  
83  
84  
85  
86  
87  
88  
89  
90  
91  
92  
93  
94  
95  
96  
97  
98  
T1590-31120 • DRUM  
1
1
1
1
2
1
4
1
1
2
2
1
2
1
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
1
1
04065-02812 • SNAP RING  
T1701-31150 • BEARING  
04064-01210 • SNAP RING  
4820-13180 • BOLT TORX  
4820-12350 BOLT TORX  
4820-85510 BOLT TORX  
848-F60-31A1 COVER, engine  
848-F60-12G1 PLATE, cyl  
4820-12350 BOLT TORX  
4820-32120 BOLT TORX  
T1600-72210 CLAMP  
T1590-51110 SHOE  
4820-12130 BOLT TORX  
848-F60-14A1 INSULATOR  
T1590-13120 GASKET, insu  
T1590-13130 GASKET, carb  
T4950-52021 BOLT TORX  
848-F60-12C1 COVER, trs  
848-F60-12E1 GASKET, tr  
848-F60-12D2 COVER, trf  
4820-16310 BOLT TORX  
848-F60-2111 CRANKCASE-C  
848-F60-21D1 GASKET, case  
848-89C-3200 BEARING  
4810-21210 SEAL  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
41  
42  
43  
44  
45  
46  
47  
48  
49  
50  
51  
52  
53  
54  
55  
56  
57  
58  
59  
60  
61  
62  
63  
64  
65  
66  
848-8E9-3700 SPRING  
1140-51250 SCREW  
1650-21220 SEAL  
1140-51230 WASHER  
848-872-8000 WASHER, wave  
T1551-73200 CORD-C  
T2070-73110 SPARK PLUG  
4810-72120 GROMMET  
T1551-75100 RECOIL-A  
4500-75120 • REEL  
4500-75150 • SCREW  
1850-75130 • SPRING  
4500-75180 • COLLAR  
4500-75190 • ARM  
04065-03212 SNAP RING  
4820-13180 BOLT TORX  
848-F60-41A1 PISTON  
T1590-41210 RING  
T2200-41310 PIN  
3310-41320 SNAP RING  
3310-41410 BEARING  
1650-41510 WASHER  
848-F60-4201 CRANKSHAFT-C  
1650-43230 NUT  
1000-43240 KEY  
T1700-71110 ROTOR  
T1590-71200 COIL-A  
4810-72111 • CAP  
T1108-72120 • SPRING  
2850-71320 • TUBE  
1260-71261 SPACER  
4820-72150 BOLT TORX  
848-F60-8101 CARBURETOR-A  
848-F60-0630 • REBUILD KIT  
1850-81450 • • BODY-A  
4810-06021 • • GASKET KIT  
1850-81490 • BODY, purge  
1850-81520 • COVER, pump  
1751-81510 • PUMP, priming  
4810-81251 • JET  
1751-81240 • O-RING  
1751-81130 • RING  
1881-81140 • SWIVEL  
1752-81110 • SCREW  
5500-81120 • BRACKET  
1751-81180 • NUT, adjuster  
1918-81170 • SCREW, adjuster  
1850-81530 • SCREW  
5500-81160 • WASHER  
4820-15310 BOLT TORX  
1950-86120 CLIP  
4810-15100 MUFFLER-A  
4810-15140 • ARRESTER  
4820-15310 BOLT TORX  
848-F60-15C0 GASKET, muff  
848-F60-1530 PLATE-A  
848-F60-15F0 • SHEET  
4820-12350 BOLT TORX  
848-F60-5301 HOUSING-A  
T1590-31100 • HOUSING-C  
T1590-31110 • • HOUSING  
T1700-31212 • • BRACKET (A)  
T1700-31221 • • BRACKET (B)  
T1700-31232 • • CUSHION  
4810-75160 • ROPE  
3330-75421 • KNOB  
4810-75170 • PLATE  
4500-75210 PULLEY  
4820-32120 BOLT TORX  
T1551-82100 BODY-A  
T1512-82130 • PLATE, choke  
T1600-82140 • LEVER  
T1108-82190 • SCREW  
T1551-82170 ELEMENT  
T1551-82200 COVER-A  
T1108-82220 • KNOB  
848-F60-8501 TANK-A  
T1015-85202 • CAP-A  
4500-85300 • • HOLDER-A  
4500-85220 • • PACKING  
5601-85260 • • FILTER  
4820-85260 • • STOPPER  
848-F60-8530 • PIPE-C  
3302-85400 • FILTER-A  
2841-31280 • COLLAR  
T4950-52030 BOLT TORX  
848-F60-85Z0 GUARD, tank  
848-F60-90C0 LABEL, recoil  
848-F60-90B0 LABEL  
4500-81910 COVER  
99  
100  
101  
102  
103  
104  
105  
106  
107  
108  
109  
110  
111  
112  
113  
114  
115  
116  
117  
118  
119  
120  
121  
T1551-91000 TOOL SET  
3540-91110 • BAR  
T4017-91130 • SOCKET  
SPECIAL TOOLS  
131  
132  
133  
134  
135  
136  
2850-96410 HEXAGON WRENCH  
2890-96100 PULLER-A  
4810-96220 STOPPER  
3350-96240 GAUGE  
4500-96100 PULLER  
848-8W1-0000 ROD-A  
1
1
1
1
1
1
37   
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CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT  
YOUR WARRANTY RIGHTS AND OBLIGATIONS  
The California Air Resources Board and KOMATSU ZENOAH are pleased to explain the  
emission control system warranty on your 1995 and later small off-road engine. In California,  
new small off-road engines must be designed, built and equipped to meet the state’s stringent  
anti-smog standards. KOMATSU ZENOAH must warrant the emission control system on your  
small off-road engine for the periods of time listed below provided there has been no abuse,  
neglect or improper maintenance of your small off-road engine.  
Your emission control system may include parts such as the carburetor and the ignition system.  
Where a warrantable condition exists, KOMATSU ZENOAH will repair your small off-road engine  
at no cost to you including diagnosis, parts and labor.  
Manufacturer’s warranty coverage:  
The 1995 and later small off-road engines are warranted for two years. If any emission-  
related part on your engine is defective, the part will be repaired or replaced by  
KOMATSU ZENOAH.  
Owner’s warranty responsibilities:  
– As the small off-road engine owner, you are responsible for the performance of the  
required maintenance listed in your owner’s manual. KOMATSU ZENOAH  
recommends that you retain all receipts covering maintenance on your small off-road  
engine, but KOMATSU ZENOAH can not deny warranty solely for the lack of receipts or  
for your failure to ensure the performance of all scheduled maintenance.  
– As the small off-road engine owner, you should be aware, however, that KOMATSU  
ZENOAH may deny you warranty coverage if your small off-road engine or a part has  
failed due to abuse, neglect, improper maintenance or unapproved modification.  
– You are responsible for presenting your small off-road engine to a KOMATSU ZENOAH  
distribution center as soon as a problem exists. The warranty repairs should be  
completed in e reasonable amount of time, not to exceed 30 days.  
If you have any questions regarding your warranty rights and responsibilities, you should  
contact KOMATSU ZENOAH AMERICA INC. at (770)-381-5147 or you can write to  
KOMATSU ZENOAH AMERICA INC.  
4344 Shackleford Road Suite 500  
Norcross, Georgia 30093  
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RedMax  
LIMITED WARRANTY  
EMISSION-RELATED PARTS, FOR TWO (2) YEARS FROM THE DATE OF ORIGINAL DELIVERY OF THE UNIT,  
KOMATSU ZENOAH AMERICA INC. (THE COMPANY),  
THROUGH ANY RedMax DEALER, WILL REPAIR OR REPLACE, FREE OF CHARGE, FOR THE ORIGINAL AND EACH  
SUBSEQUENT PURCHASER, ANY PART OR PARTS FOUND TO BE DEFECTIVE IN MATERIAL AND/OR  
WORKMANSHIP. EMISSION-RELATED PARTS ARE:  
THE CARBURETOR ASSY, COIL ASSY, ROTOR, SPARKPLUG,  
AIR FILTER, FUEL FILTER, INTAKE MANIFOLD, AND THE GASKETS  
ALL OTHER PARTS EXCEPT ABOVE PARTS, FOR TWO (2) YEARS OF USE, 90 DAYS FOR RENTAL USE, FROM THE  
DATE OF ORIGINAL PURCHASE, THE COMPANY, THROUGH ANY RedMax DEALER, WILL REPAIR OR REPLACE, FREE  
OF CHARGE, FOR THE ORIGINAL PURCHASER, ANY PART OF PARTS FOUND TO BE DEFECTIVE IN MATERIAL AND/OR  
WORKMANSHIP. THIS IS THE EXCLUSIVE REMEDY.  
THE PURCHASER SHALL BEAR COSTS OF TRANSPORTING THE UNIT TO AND FROM THE RedMax DEALER.  
THE PURCHASER SHALL NOT BE CHARGED FOR DIAGNOSTIC LABOR WHICH LEADS TO THE DETERMINATION  
THAT A WARRANTED PART IS DEFECTIVE, IF THE DIAGNOSTIC WORK IS PERFORMED AT THE RedMax DEALER.  
THE PURCHASER OR OWNER IS RESPONSIBLE FOR THE PERFORMANCE OF THE REQUIRED MAINTENANCE AS  
DEFINED BY THE MANUFACTURER IN THE OWNER/OPERATOR MANUAL.  
ANY WARRANTED PART WHICH IS NOT SCHEDULED FOR REPLACEMENT AS REQUIRED MAINTENANCE, OR  
WHICH IS SCHEDULED ONLY FOR REGULAR INSPECTION TO THE EFFECT OF "REPAIR OR REPLACE AS  
NECESSARY" SHALL BE WARRANTED FOR THE WARRANTY PERIOD.ANY WARRANTED PART WHICH IS  
SCHEDULED FOR REPLACEMENT AS REQUIRED MAINTENANCE SHALL BE WARRANTED FOR THE PERIOD OF  
TIME UP TO THE FIRST SCHEDULED REPLACEMNET POINT FOR THE PART.  
ANY REPLACEMENT PART THAT IS EQUIVALENT IN PERFORMANCE AND DULABILITY MAY BE USED IN NON-  
WARRANTY MAINTENANCE OR REPAIRS, AND SHALL NOT REDUCE THE WARRANTY OBLIGATION OF THE  
COMPANY.  
THE COMPANY IS LIABLE FOR DAMAGES TO OTHER ENGINE COMPONENTS CAUSED BY THE FAIRURE OF A  
WARRANTED PARTS STILL UNDER WARRANTY.  
THE WARRANTY DOES NOT APPLY TO THOSE UNITS WHICH HAVE BEEN DAMAGED BY NEGLIGENCE OF  
INSTRUCTION LISTED IN THE OWNER/OPERATOR MANUAL FOR PROPER USE AND MAINTENANCE OF THE UNITS,  
ACCIDENT MISHANDLING, ALTERATION, ABUSE, IMPROPER LUBULICATION, USE OF ANY PARTS OR ACCESSARIES  
OTHER THAN THOSE SPECIFIED BY THE COMPANY, OR OTHER CAUSES BEYOND THE CONPANY'S CONTROL.  
THIS WARRANTY DOES NOT COVER THOSE PARTS REPLACED BY NORMAL WEAR OR HARMLESS CHANGES IN  
THEIR APPEARANCE.  
THERE ARE NO OTHER EXPRESS WARRANTIES.  
IMPLIED WARRANTIES INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE  
ARE LIMITED TO TWO (2) YEARS OF USE FROM THE ORIGINAL DELIVERY DATE.  
LIABILITIES FOR INCIDENTAL OR CONSEQUENTIAL DAMAGE UNDER ANY AND ALL WARRANTIES  
ARE EXCLUDED.  
SOME STATES DO NOT ALLOW LIMITATION ON HOW LONG AN IMPLIED WARRANTY LASTS OR EXCLUSION OR  
LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMINATION OR EXCLUSION MAY  
NOT APPLY TO YOU.  
THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY  
FROM STATE TO STATE.  
IF YOU NEED TO OBTAIN INFORMATION ABOUT THE NEAREST SERVICE CENTER, PLEASE CALL KOMATSU  
ZENOAH AMERICA INC. AT (770)-381-5147.  
IMPORTANT: YOU WILL RECEIVE A WARRANTY REGISTRATION CARD AT TIME OF PURCHASE.PLEASE FILL  
OUT THE CARD AND SEND IT TO RedMax / KOMATSU ZENOA AMERICA WITHIN SEVEN (7) DAYS.BE SURE TO KEEP  
A COPY FOR YOUR RECORDS.  
KOMATSU ZENOAH AMERICA INC.  
4344 Shackleford Road Suite 500  
Norcross, Georgia 30093  
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RedMax  
Garantie limitée  
Pièces en rapport avec les émissions de gaz d'échappement : KOMATSU ZENOAH AMERICA INC., par  
l'intermédiaire de n'importe quel revendeur RedMax, réparera gratuitement ou remplacera gratuitement pour  
l'acheteur initial et chaque acheteur successif toute(s) pièce(s) se révélant de constitution et/ou de montage  
défectueux pendant deux (2) ans à compter de la date initiale de livraison d’une unité. Les pièces en rapport avec les  
émissions de gaz d'échappement sont:  
l'assemblage carburateur, l'assemblage bobine, le rotor, la bougie,  
le filtre à air, le filtre à carburant, la tubulure d'admission et les joints  
Toutes les pièces autres que celles mentionnées ci-dessus, deux (2) ans d’utilisation, 90 jours pour la location, à  
compter de la date d’achat initial. La société, par l’intermédiaire d’un distributeur RedMax, réparera ou remplacera  
toute(s) pièce(s), sans frais et au bénéfice de l’acheteur original, en prenant en charge les frais de pièces et/ou de  
main d’œuvre. Telles sont les limites de la garantie.  
Le coût du transport de l'unité jusqu'au revendeur RedMax et depuis celui-ci sera à la charge de l'acheteur.  
L'acheteur ne supportera pas le coût de main d'oeuvre du diagnostic qui amène à la conclusion qu'une pièce  
garantie est défectueuse, si ce diagnostic est effectué chez le revendeur RedMax.  
L’acheteur ou propriétaire a pour responsabilité d’effectuer l’entretien obligatoire tel que défini par le fabricant dans le  
manuel du propriétaire/de l'utilisateur.  
Toute pièce garantie dont le remplacement n'est pas prévu dans le cadre de l’entretien obligatoire, ou pour laquelle  
est seulement prévue une inspection périodique pour "remplacement ou réparation si nécessaire" sera garantie pour  
la période de garantie. Toute pièce garantie arrivée à l’échéance de son premier remplacement prévu sera garantie  
jusqu’à celui-ci.  
Toute pièce de rechange équivalente en performance ou en durabilité peut être utilisée pour l’entretien hors-garantie  
ou les réparations hors-garantie, et ce sans réduire l’obligation de garantie incombant à la société.  
La société sera tenue responsable des dommages aux autres composants du moteur causés par la défaillance de  
pièce(s) garantie(s) en période de garantie.  
La garantie ne s'applique pas aux unités endommagées par suite de: négligence dans la mise en oeuvre des  
instructions spécifiées dans le manuel du propriétaire/de l'utilisateur en vue d’une utilisation et d’un entretien correct,  
fausse manœuvre accidentelle, modification, utilisation abusive, lubrification incorrecte, utilisation de pièces ou  
d’accessoires autres que ceux spécifiés par la société, ou autres causes hors du contrôle de la société.  
Cette garantie ne couvre pas les pièces remplacées en raison de leur usure normale ou de changements  
d’apparence sans effets.  
Il n'existe aucune autre garantie explicite.  
Les garanties implicites, y compris la valeur marchande et la valeur d’usage pour une utilisation particulière, sont  
limitées à deux (2) ans d’utilisation à compter de la date originale de livraison.  
Les responsabilités pour les dommage conséquents ou incidents sont exclues de toutes les garanties.  
Certaines provinces n'autorisant pas les limitations à la durée des garanties implicites, ou les exclusions ou  
limitations relatives aux dommages incidents ou conséquents, la limitation indiquée ci-dessus peut ne pas vous être  
applicable.  
Cette garantie vous donne des droits juridiques spécifiques, et vous pouvez également jouir d’autres droits variant  
d'une province à l'autre.  
Si vous désirez obtenir des informations sur le centre de service le plus proche, veuillez appeler KOMATSU  
ZENOAH AMERICA INC. au (770)-381-5147  
Note importante: vous recevrez une carte d'enregistrement de garantie au moment de l'achat. Veuillez la remplir et  
l'adresser à RedMax / KOMATSU ZENOAH AMERICA sous sept (7) jours en prenant soin de conserver une copie  
pour vous.  
KOMATSU ZENOAH AMERICA INC.  
4344 Shackleford Road Suite 500  
Norcross, Georgia 30093  
Printed in U.S.A.  
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