Harbor Freight Tools Spreader 99623 User Manual

WALK-BEHIND SPREADER  
50 LB. CAPACITY  
Model 99623  
ASSEMBLY, OPERATINg, AND MAINTENANCE  
INSTRuCTIONS  
Diagrams within this manual may not be drawn proportionally.  
Due to continuing improvements, actual product may differ slightly from the product described herein.  
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Distributed exclusively by Harbor Freight Tools .  
3491 Mission Oaks Blvd., Camarillo, CA 93011  
Read this material before using this product.  
Failure to do so can result in serious injury.  
SAVE THIS MANuAL.  
©
®
Copyright 2008 by Harbor Freight Tools . All rights reserved. No portion of this  
manual or any artwork contained herein may be reproduced in any shape or form  
without the express written consent of Harbor Freight Tools.  
For technical questions or replacement parts, please call 1-800-444-3353.  
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2. Do not use in rain.  
10. Keep guards in place and in working  
order.  
3. Keep children away - All visitors  
should be kept at a distance from  
work area.  
general Safety  
1. Do not exceed the maximum weight  
capacity (50 pounds) of the Spread-  
er.  
4. When servicing use only identical  
replacement parts.  
5. Use the right equipment - Do not use  
appliance for any job except that for  
which it is intended.  
2. Use this product only with powdered  
and granular fertilizers, seed, sand,  
and ice-melt products.  
6. Do not force this equipment - It will do  
the job better and with less likelihood  
of injury at the rate for which it was  
designed.  
3. Never leave contents in the Spreader.  
Pour leftover material back into its  
package and seal the package tightly.  
Never allow children or pets near any  
materials you apply.  
7. Store idle equipment indoors - When  
not in use, gardening equipment  
4. Always follow the fertilizer manufac-  
turer’s instructions for proper use of  
the fertilizer.  
should be stored indoors in a clean,  
dry location out of reach of children.  
8. Maintain this product with care - Keep  
this product clean for best perfor-  
mance and to reduce the risk of  
injury. Follow instructions for mainte-  
nance. If damaged, have this product  
repaired by an authorized service  
facility. Keep handle dry, clean, and  
free from oil and grease.  
5. Do not use appliance for other than  
intended use.  
6. Maintain labels and nameplates on  
the Spreader. These carry important  
safety information. If unreadable or  
missing, contact Harbor Freight Tools  
for a replacement.  
9. Check for damaged parts - Before  
further use of this product, a guard  
or other part that is damaged should  
be carefully checked to determine  
that it will operate properly and per-  
form its intended function. Check for  
alignment of moving parts, binding of  
moving parts, breakage of parts, and  
any other condition that may affect its  
operation. A guard or other part that  
is damaged should be properly re-  
paired or replaced by a qualified tech-  
nician unless indicated elsewhere in  
this manual.  
7. The warnings, precautions, and in-  
structions discussed in this instruction  
manual cannot cover all possible con-  
ditions and situations that may occur.  
It must be understood by the operator  
that common sense and caution are  
factors which cannot be built into this  
product, but must be supplied by the  
operator.  
SAVE THESE  
INSTRuCTIONS.  
SKU 99623  
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SPECIFICATIONS  
Designed for spreading  
powdered and granular fertilizer,  
seed, sand, and ice-melt  
products.  
SCREWS  
(43)  
Product Applications  
FRAME  
(30)  
Hopper Capacity  
Tires  
50 Pounds (Dry)  
HOPPER  
(16)  
4.10/3.50-6 / 24 PSI / Qty. 2  
Molded Polypropylene Hopper &  
Spreader Impeller.  
Steel Tubular Frame & Handle.  
Pneumatic Tires.  
FIguRE A  
Construction Materials  
uNPACKINg  
When unpacking, check to make sure  
that the item is intact and undamaged. If  
any parts are missing or broken, please  
call Harbor Freight Tools at the number  
shown on the cover of this manual as soon  
as possible.  
2. Attach the Impeller (42) to the Gear  
Box & Axle Assembly (39). To do  
so, insert the Screw (41) through the  
Impeller, then through the Gear Box  
Axle. Use the hole nearest the Gear  
Box. Then tighten the Screw.  
ASSEMBLY INSTRuCTIONS  
Read the ENTIRE IMPORTANT  
SAFETY INSTRuCTIONS  
section at the beginning of this  
manual including all text under  
subheadings therein before  
assembly or use of this  
product.  
(See Figure B.)  
IMPELLER  
(42)  
FIguRE B  
SCREW  
(41)  
Note: For additional information regarding  
the parts listed in the following pages, refer  
to the Assembly Diagram near the end of  
this manual.  
gEAR BOX  
&
AXLE ASSY.  
(39)  
1.  
Turn the Hopper (16) upside down  
and install the Frame (30), using four  
Screws (43). (See Figure A.)  
3. Install the Wheel Assembly Frames  
(20) on each side of the Gear Box  
SKU 99623  
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Axle (39). Insert a Hex Bolt (32)  
through both Wheel Assembly  
Frames and the Hopper Frame (30).  
Then secure the Wheel Assembly  
Frames to the Hopper Frame, using  
two Lock Nuts (24). NOTE: Do not  
tighten hardware at this time.  
(See Figure C.)  
LOCK NuT  
(24)  
CROSS BRACE  
FIguRE D  
(45)  
FRAME BRACE  
(31)  
BOLT  
(33)  
BOLT  
(11)  
HOPPER  
(16)  
gEAR BOX & AXLE  
(39)  
WHEEL ASSY. FRAME  
(20)  
HEX BOLT  
(32)  
LOCK NuT  
(24)  
5. Slide an Axle Bushing (37) over the  
Axle (39) and into an Axle Bearing  
(38) on both ends of the Axle. Install  
a Wheel (36) on each end of the Axle  
and secure the Wheels using two Hex  
Bolts (47) and two Hex Lock Nuts (44).  
Then install a Flat Washer (34) and  
End Cap (35) for each Wheel.  
HOPPER  
(16)  
FIguRE C  
4. Attach one end of the Frame Braces  
(31) to the Hopper Frame (30), us-  
ing two Bolts (33) and two Lock Nuts  
(24). Then attach the other ends of  
the Frame Braces, with the Cross  
Brace (45) positioned between the  
Frame Braces, to the Wheel Assem-  
bly Frame (20), using two Bolts (11).  
NOTE: Do not tighten hardware at  
this time. (See Figure D.)  
(See Figure E.)  
WHEEL  
(36)  
END CAP  
(35)  
AXLE BuSHINg  
(37)  
HEX BOLT  
(47)  
THREADED  
HOLE  
FLAT  
WASHER  
(34)  
FIguRE E  
Note: Find the threaded hole in one  
side of Axle. Install a Wheel (36) on  
this end of the Axle and secure the  
Wheel using one Hex Bolt (47) and  
one Lock Nut (44). Then install a Flat  
Washer (34) and End Cap (35) for this  
Wheel. Install the other Wheel on the  
Axle and secure it in place with a Flat  
Washer (34) and End Cap (35).  
HEX  
LOCK NuT  
(44)  
HOPPER  
(16)  
REV 09b  
SKU 99623  
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6. Insert the Handle Shaft (26) between  
the two Wheel Assembly Frames  
(20). Attach the Pivot and Bracket  
Assembly (19) to the Wheel Assem-  
bly Frames and Handle Shaft, using  
two Bolts (11) and two Nuts (21).  
(See Figure F.)  
HANDLE SPACER  
(1)  
uPPER  
HANDLE  
(23)  
FLAT WASHER (48)  
NuTS (21)  
gAugE  
& LEVER  
ASSY.  
(4)  
BOLT  
(11)  
FIguRE g  
HANDLE SHAFT  
(26)  
NuT  
(21)  
PIVOT  
&
BRACKET  
ASSY.  
(19)  
BOLT  
(11)  
HOPPER  
(16)  
WHEEL ASSY.  
FRAME  
8. Unscrew and remove one Lock Nut  
(24) from the Control Rod (25). Insert  
the threaded portion of the Control Rod  
into the hole in the Pivot and Bracket  
Assembly (19). Then re-thread the  
Lock Nut back onto the Control Rod.  
(See Figure H.)  
(20)  
FIguRE F  
7. The Upper Handle (23) features  
three positions for operating comfort.  
To use the middle or upper positions,  
place the Handle Spacer (1) between  
the mounting holes nearest to the  
Handle Covers (15). Insert a Bolt  
(11) through the Upper Handle (23),  
through the Handle Spacer, through  
the other Upper Handle and secure  
with a Flat Washer (48) and Nut (21).  
Install the Gauge & Lever Assembly  
(4) on the left hand side, using two  
Bolts (11) and two Nuts (21).  
FIguRE H  
CONTROL ROD  
(25)  
PIVOT & ASSY.  
BRACKET  
(19)  
LOCK  
NuT  
(24)  
(See Figure g.)  
9. Insert the Adjust Connect Rod (46) into  
the Shut Off Plate (27). Then secure  
the Adjust Connect Rod to the Shut Off  
Plate, using one Flat Washer (48) and  
SKU 99623  
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one Lock Nut (24).  
(See Figure I.)  
12. Pull up on the Adjust Handle (6) to its  
upper position, making sure the holes  
in the Hopper (16) and the holes in the  
Shut Off Plate (27) are 100% open.  
(See Figure J.)  
HOPPER  
(16)  
13. Adjust the position of the Wing Nut  
(10). By doing so, you are able to con-  
trol the size of the holes you need.  
(See Figure J.)  
FIguRE I  
14. Insert the “R” Pin (17) into the Pinion  
Shaft on the Gear Box and Axle As-  
sembly (39). Make sure the Impeller  
(42) is turning in the correct direction as  
indicated by the arrow in the illustration.  
(See Figure J.)  
FLAT  
WASHER  
(48)  
LOCK  
NuT  
(24)  
SHuT OFF PLATE  
(27)  
OPERATINg INSTRuCTIONS  
10. Push down on the Adjust Handle (6)  
to its lowest position.  
Read the ENTIRE IMPORTANT  
SAFETY INFORMATION section  
at the beginning of this manual  
including all text under  
subheadings therein before  
assembly or use of this product.  
(See Figure J.)  
“R” PIN  
(17)  
ADJuST  
HANDLE  
1. Before operating the Spreader make  
sure to wear ANSI-approved safety  
impact glasses, NIOSH-approved dust  
mask/respirator, and heavy duty work  
gloves.  
(6)  
PINION  
SHAFT  
WINg  
NuT  
(10)  
FIguRE J  
LOCK NuTS  
(24)  
“R” PIN (17)  
2. Remove the Screen (14) on the Hopper  
(16) and fill the Hopper with the materi-  
al you wish to apply. Do not exceed 50  
pounds of material. Then replace the  
Screen. (See Figure K, next page.)  
PuSH FORWARD.  
IMPELLER MuST TuRN  
IN THIS DIRECTION.  
3. Refer to the manufacturer’s recom-  
mended flow rate (0 to 5, typically  
shown on the bag/container of the  
material being applied).  
11. Adjust the position of the two Lock  
Nuts (24) on the Control Rod (25),  
making sure the holes at the bottom  
of the Hopper (16) line up with the  
holes in the Shut Off Plate (27) prop-  
erly. (See Figures I and J.)  
4. Adjust the flow rate on the Gauge and  
Lever Assembly (4) to that of the mate-  
SKU 99623  
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rial manufacturer’s recommendation. 10. Suggested walking pattern at full rate  
To do so, move the Wing Nut (10) to  
settings: (See Figure L.)  
the proper setting. (See Figure K.)  
5. Grip the Upper Handles (23) with  
both hands, pull the Adjust Handle  
(6) back and immediately begin  
pushing the Spreader at a slow and  
even rate over the area you wish to  
apply. (See Figure K.)  
FIguRE L  
6. IMPORTANT: Always PuSH the  
Spreader when applying material.  
When pulled backward while the  
Hopper (16) is open, the Spreader  
may apply an excessive amount of  
material. (See Figure K.)  
FINISH  
START  
11. Suggested walking pattern at half rate  
settings: (See Figure M.)  
7. When finished applying the material,  
push the Adjust Handle (6) forward  
to stop the release of material being  
applied. (See Figure K.)  
FIguRE M  
START  
(1ST PASS)  
uPPER HANDLES  
(23)  
SCREEN  
(14)  
HOPPER  
(16)  
ADJuST HANDLE  
(6)  
FINISH  
(1ST PASS)  
FINISH  
START  
(2ND PASS)  
(2ND PASS)  
WINg NuT  
(10)  
FIguRE K  
8. Never leave material in the Spreader.  
Pour leftover material back into its  
bag/container and seal the bag/con-  
tainer tightly.  
9. To prevent accidents, wash thor-  
oughly to remove all material in the  
Spreader. Allow the unit to dry. Then  
store the unit indoors out of children’s  
reach.  
SKU 99623  
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2. AFTER USE, Never leave material in  
the Spreader. Pour leftover material  
back into its bag/container and seal the  
bag/container tightly.  
MAINTENANCE AND  
SERVICINg  
Procedures not specifically  
explained in this manual  
must be performed only by a  
qualified technician.  
3. CLEANING AND STORAGE: wash  
thoroughly to remove all material in the  
Spreader. Allow the unit to dry. Then  
store the unit indoors out of children’s  
reach.  
TO PREVENT  
SERIOuS INJuRY  
FROM TOOL FAILuRE:  
Do not use damaged  
equipment. If abnormal noise  
or vibration occurs, have the  
problem corrected before  
further use.  
4. NOTE: This Spreader does not require  
lubrication.  
PLEASE READ THE  
FOLLOWINg CAREFuLLY  
THE MANUFACTURER AND/OR DISTRIBUTOR HAS  
Inspection, Maintenance, and  
PROVIDED THE PARTS LIST AND ASSEMBLy DIAGRAM IN  
THIS MANUAL AS A REFERENCE TOOL ONLy. NEITHER  
THE MANUFACTURER OR DISTRIBUTOR MAKES ANy  
REPRESENTATION OR WARRANTy OF ANy KIND TO THE  
BUyER THAT HE OR SHE IS QUALIFIED TO MAKE ANy  
REPAIRS TO THE PRODUCT, OR THAT HE OR SHE IS  
QUALIFIED TO REPLACE ANy PARTS OF THE PRODUCT.  
IN FACT, THE MANUFACTURER AND/OR DISTRIBUTOR  
ExPRESSLy STATES THAT ALL REPAIRS AND PARTS  
REPLACEMENTS SHOULD BE UNDERTAKEN By CERTIFIED  
AND LICENSED TECHNICIANS, AND NOT By THE BUyER.  
THE BUyER ASSUMES ALL RISK AND LIABILITy ARISING OUT  
OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR  
REPLACEMENT PARTS THERETO, OR ARISING OUT OF HIS  
OR HER INSTALLATION OF REPLACEMENT PARTS THERETO.  
Cleaning  
1. BEFORE EACH USE, inspect the  
general condition of the Spreader.  
Check for loose screws, misalign-  
ment or binding of moving parts,  
cracked or broken parts, and any  
other condition that may affect its  
safe operation.  
TROuBLESHOOTINg  
Problem  
Possible Cause(s)  
Possible Solution(s)  
Unit will not release material.  
1. Improper use of Adjust Handle.  
1. Pull Adjust Handle backward to  
release material. Push forward  
to stop flow of material.  
2. Make sure Adjust Handle setting  
is adjusted to that of material  
manufacturer’s recommended  
setting.  
2. Improper flow rate setting.  
3. Wet, or wrong type of materal.  
3. Unit is designed only for dry,  
powered, and granular material.  
Unit releases too much or too little  
material.  
1. Improper flow rate setting.  
1. Make sure Adjust Handle setting  
is adjusted to that of material  
manufacturer’s recommended  
setting.  
Follow all safety precautions whenever diagnosing or servicing the Spreader.  
SKU 99623  
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PARTS LIST  
Part #  
Description  
Qty.  
2
Gear Box & Axle Assembly  
REV 09b  
SKU 99623  
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ASEMBLY DIAgRAM  
Record Product’s Serial Number Here:  
Note: If product has no serial number, record month and year of purchase instead.  
Note: Some parts are listed and shown for illustration purposes only, and are not avail-  
able individually as replacement parts.  
SKU 99623  
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