Owners Manual
Rotary Lawnmower
Models 30, 35, 70 and 75
TM
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Rover Mowers Limited
Rotary Lawnmower
PREFACE
Congratulations on your purchase of a quality Rover Product, Australian made and owned.
This manual covers the operation and maintenance of the Rover walk behind mower. Please read and
understand this owner’s manual before using the mower.
If any point is unclear. Contact Rover Mowers Limited, or any Rover Mower Service Dealer.
Rover Mowers Limited reserves the right to make changes and add improvements to its products at any
time, without notice or obligation. The Company also reserves the right to discontinue manufacture of
any product at its discretion at any time.
To emphasise special information the following WARNING and CAUTION highlights are used.
WARNING
CAUTION
The safety of the user and others
involved. Personal injury may
result should this information be
disregarded.
Follow these instructions to avoid
mower damage and possible loss
of warranty.
CONTENTS
PAGE
PAGE
4. Maintenance
Preface................................................i
Safety Instructions ................................ii
1. Before Operating.............................. 1
Self-Propelled Mowers........................ 4
4.1 Clutch Adjustment........................ 4
4.2 Drive Belt Adjustment ................... 4
4.3 Drive Wheel Cleaning ................... 4
4.4 Drive Pawl Lubrication.................. 4
4.5 Drive Pinion Lubrication................ 4
1.1 Grass Catcher Assembly................. 1
1.2 Folding Handles........................... 1
1.3 Handle Bar Height........................ 1
1.4 Engine Lubrication ....................... 1
1.5 Fuel ......................................... 1
ILLUSTRATIONS
2. Operation ....................................... 1
Figure 1. - Grass Catcher Assembly ........ 1
Figure 2. - Handle Bar Adjustment ......... 1
Figure 3. - Installing Grass Catcher......... 1
Figure 4. - Adjusting Cut Height ............ 2
Figure 5. - Snorkel Air Intake................ 3
Figure 6. - Blade Change ..................... 3
Figure 7. - Blade Attachments ............... 3
Figure 8. - Wash Port Cleaning.............. 4
Figure 9. - Clutch Adjustment ............... 4
Figure10.- Belt Adjustment................... 4
Figure 11. - Drive Wheel Cleaning / Lube 4
2.1 Installing the Grass Catcher............ 1
2.2 Removing the Grass Catcher ........... 2
2.3 Adjusting the Height of Cut............. 2
2.4 To Start the Engine....................... 2
2.5 To Stop the Engine ...................... 2
2.6 Engaging the Drive....................... 2
2.7 Disengaging the Drive ................... 2
3. Maintenance - General ...................... 2
3.1 Engine Air Cleaner....................... 2
3.2 Snorkel Air Cleaner....................2-3
3.3 Spark Plug ................................. 3
3.4 Cutting Assembly......................... 3
3.5 Blade Change.............................. 3
3.6 Throttle Control........................... 3
3.7 Wash Port................................3-4
i
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Rover Mowers Limited
Rotary Lawnmower
1. BEFORE OPERATING
2. Move the handle bars to the required
position and tighten the handle bar bolts.
1.1 Grass Catcher Assembly (Refer Fig. 1)
1.4 Engine Lubrication
1. Position the catcher top over the catcher
bottom.
2. Align the barbs on the catcher top with
the slots in the catcher bottom.
3. Press firmly down on the catcher top to
lock the barbs into the slots.
Check the engine oil level before starting. (Refer
to the Engine Manufacturer’s Instructions)
CAUTION
To avoid premature engine failure use
a clean funnel. Clean oil filler hole.
1. Position the mower on a level surface and
clean around the dipstick.
2. Remove dipstick.
3. Insert a clean funnel.
4. Slowly add oil (Refer to the Engine
Manufacturer’s Instructions).
5. Check oil level. Refer to Engine
manufacturers instructions.
Figure 1 - Grass Catcher Assembly
6. Replace the dipstick when the oil level is
correct.
1.2 Folding Handles (Refer Fig. 2)
•
Turn the Locking Knobs to lock or
release the handle in either:
1.5 Fuel
A
(Check the Engine Manufacturer’s Instructions)
1. Position the mower on a level surface in
a well ventilated area.
- the operating position or;
- the folded position for storage
2. Clean around the fuel tank cap.
3. Remove the fuel tank cap.
4. Place a clean funnel in the fuel filler.
5. Fill the fuel tank with unleaded petrol,
allowing room in tank for fuel expansion.
6. Replace the fuel tank cap.
7. Clean up any spilt fuel.
2. OPERATION
2.1 Installing the Grass Catcher (Refer Fig. 3)
Figure 2 - Handle Bar Adjustment
1. Raise the rear flap of the mower.
2. Grasp the grass catcher by the top handle,
insert into the opening and position it
against the rear of the mower as shown.
3. Lower the rear flap so that the back edge
of the flap hooks over the lip of the grass
catcher.
B
• Lift the Locking Lever to release the
handle bars for folding.
• Push the Locking Lever closed to
lock the handle bars in the operating
position.
• Adjust the tension by turning the lock
nut with a 1/2" AF spanner.
1.3 Handle Bar Height Adjustment (Refer Fig 2)
C
1. Loosen the two bolts (C) at the base
of the handle bars on both sides using
a 1/2" AF spanner.
Figure 3 - Installing & Removing Grass Catcher
Page 1
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Rover Mowers Limited
Rotary Lawnmower
2.6 Self-Propelled Mowers - Engaging the
Drive
2.2 Removing the Grass Catcher (Refer Fig 3.)
1. Start the engine and move the throttle
control to the FAST position.
2. Push slowly forward on the clutch
engagement lever to engage the self-
propelled drive to the rear wheels.
1. Grasp the grass catcher by the top handle
and lift up.
2. Raise the rear flap of the mower while
lifting the grass catcher (this will release
the grass catcher).
3. Lift the grass catcher clear of the mower.
4. Lower the rear flap.
2.7 Self-Propelled Mowers - Disengaging the
Drive
2.3 Adjusting the Height of the Cut
1. Release the clutch engagement lever.
2. Allow the clutch engagement lever to
return to the disengaged position.
(Refer Fig. 4)
1. Grasp the Cut Height Lever. (A)
CAUTION
To avoid excessive clutch wear.
Do not hold the engagement lever
in a semi-engaged position to slip
the clutch.
3. MAINTENANCE - General
CAUTION
Figure 4 - Adjusting the Height of the Cut
• Do not allow dirt to enter the air
tube, engine damage may occur.
• Check the condition of the air
tube regularly and replace if
damaged.
2. Apply an outward pressure to release the
Cut Height Lever from the rack.
3. Hold the lever out.
4. Move the lever up or down the rack for
suitable height of cut.
3.1 Engine Air Cleaner
5. Engage the lever in the adjustment rack.
6. Release the lever.
(RefertotheEngineManufacturer’sInstructions
for detailed cleaning instructions)
2.4 To Start the Engine
Theengineaircleanerelementmustbeserviced
after each 25 hours of normal mowing. The
element must be serviced more regularly if the
mower is used in dusty conditions.
ENGINE WITH PRIMER BULB
1. Move the throttle control to FAST
position.
3.2 Snorkel Air Cleaner (Refer Fig. 5)
Where Fitted
2. Prime engine as per engine manual.
3. Grasp the starter handle and pull.
The snorkel air cleaner element must be
serviced after each 50 hours of normal
mowing. The element must be serviced
more regularly if the mower is used in dusty
conditions. Replace immediately if the element
is damaged.
ENGINE WITH MANUAL CHOKE
1. Turn fuel tap ON. (where fitted).
2. Move throttle control to CHOKE
position.
1. Disconnect the air tube from the element
holder.
2. Remove the holder cap.
3. Remove the cartridge and tap gently on a
flat surface to remove dirt.
4. Replace element in holder and replace
holder cap.
3. Grasp starter handle and pull.
4. After engine starts move throttle control
to FAST position.
2.5 To Stop the Engine
1. Move the Throttle Control lever to the
STOP position.
5. Replace the air tube to the bottom of the
element holder.
Page 2
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Rover Mowers Limited
Rotary Lawnmower
6. Return mower to its normal position and
replace the spark plug wire.
3.5 Blade Change (Refer Fig. 6 and 7)
1. Disconnect the spark plug wire.
2. Set the mower to the high cut position.
3. Lift the rear flap and prop open to give
access to the blades. (Fig 6)
Figure 5 - Snorkel Air Intake
3.3 Spark Plug
For best results remove and check the
condition of the spark plug N.B: every 100
hours of use.
1. Stop the engine and remove the spark
plug wire.
Figure 6 - Blade Change
2. Clean dirt from around the spark plug
and remove the spark plug.
4. Remove the blade, blade retaining bolts,
nuts and washers and discard.
3. Clean the electrodes and set the gap
to 0.7 to 0.8mm. If a new plug is
required refer to the engine manual
for the correct spark plug.
4. Screw the spark plug into the engine
and tighten to 20Nm and replace spark
plug wire.
Figure 7 - Blade Attachments
CAUTION
5. Fit new blades, blade bolts, washers and
nuts in sets to maintain balance.
6. Tighten the blade nuts to 16 Nm. Check
the blades are free to move when the blade
nut is tensioned.
Do not over tighten the spark plug as
engine damage may occur.
3.4 Cutting Assembly
WARNING
7. Remove the flap prop and replace the
spark plug wire.
Remove the spark plug wire before
working on the cutting assembly.
3.6 Throttle Control
1. Disconnect the spark plug wire.
2. Move the height of Cut Lever to the
high cut position and fold the handle
bars.
3. Tilt the mower so that the spark plug is
up.
Each 25 hours of mowing use a small amount
of light oil to lubricate the throttle control
lever.
3.7 Washport Cleaning - Where fitted
4. Inspect the cutting assembly for damage
and wear.
(Refer Fig. 8)
CAUTION
5. Check the disc retaining bolts. Tighten
the centre bolt to 65-70 Nm and the
three concentric bolts to 8-11 Nm.
Do not hose the engine. Water may
contaminate the fuel system.
Page 3
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Rover Mowers Limited
1. Run the engine at a moderate speed.
Rotary Lawnmower
6. Tighten the gearbox retaining nut. (A)
7. Replace the back panel.
2. Direct water through the wash port.
8. Refit the spark plug wire.
4.3 Drive Wheel Cleaning (Refer Fig. 11)
Every 25 Hours
1. Remove the spark plug wire.
2. Support the rear wheels off the ground
and remove the wheel cap. (A)
3. Remove the ratchet plate (B) retaining the
wheel (C) to the axle.
Figure 8 - Washport Cleaning
4. Remove the wheel from the axle and clean
the inside of the wheel hub.
5. Replace the wheel and retain using a new
ratchet plate (B). Replace the wheel cap
and the spark plug wire.
4. MAINTENANCE - Self Propelled Mowers
4.1 Clutch Adjustment (Refer Fig. 9)
Every 25 Hours
1. Start engine.
2. Engage drive bale.
3. Rotate thumb wheel (A) anti-clockwise
until the rear wheels drive.
4. Release drive bale.
Figure 11 - Drive Wheel Cleaning / Lube
4.4 Drive Pawl Lubrication (Refer Fig. 11)
Every 25 Hours
Figure 9 - Clutch Adjustment
1. Remove the spark plug wire.
2. Support the rear wheels off the ground.
3. Remove the rear drive wheel cap (A), the
ratchet plate (B) and the drive wheel. (C)
4. Remove the circlip (D) retaining the drive
pinion (E) to the axle and slide the pinion
and washer (F) off the shaft.
4.2 Drive Belt Adjustment (Refer Fig. 10)
Every 25 Hours
1. Remove the spark plug wire.
2. Raise the rear flap and prop open. (Fig.
6)
5. Lightly grease the pawl (G) and slot
and refit the drive pinion and washer,
retaining them with the circlip. (D)
3. Remove the back panel.
4. Loosen the gearbox retaining nut. (A)
6. Replace the wheel and retain using a new
ratchet plate and refit the wheel cap.
7. Replace the spark plug wire.
4.5 Drive Pinion Lubrication (Refer Fig. 11)
Every 25 Hours
Figure 10 - Belt Adjustment
1. Remove the wheel cap. (A)
2. Support the rear wheels off the ground.
3. Rotate the wheel to align the oil hole (H)
with the pinion gear and apply several
drops of oil.
5. Tilt the gearbox backwards to tension the
drive belt.
CAUTION
4. Replace the wheel cap and lower to the
ground.
Do not over tension the belt.
Page 4
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Warranty Conditions
Australia & New Zealand Only
Rover Mowers Limited warrant that this machine is
This warranty excludes fair wear and tear, or any
damage caused by misuse or abuse. Parts such as
blades, blade bolts, v-belts and spark plugs, which
can be subjected to use beyond their normal intended
working capacity are also excluded.
free from defects in material and workmanship. This
warrantyislimitedtomakinggoodorreplacinganypart
which appears upon inspection by the manufacturer or
his agent to be defective in material or workmanship.
The engine used to power this machine is warranted
by the manufacturer whose warranty statement has
been included with the machine. As the warranty
for the engine may differ from the warranty for the
other components, you are advised to read the engine
manufacturer’s warranty carefully.
This warranty is void if parts other than genuine have
been used or if repairs or alterations have been made
without the manufacturer’s written authority.
The above warranty does not exclude any condition
or warranty implied by the Trade Practices Act 1974
or any other relevant legislation which implies any
condition which cannot be excluded.
For other items this warranty shall apply for a period
of 12 months from date of purchase except for
products used commercially where the warranty is
limited to 90 days.
REMEMBER:
PROOF
OF
PURCHASE
IS
THE
RESPONSIBILITY OF THE OWNER AND IS
NECESSARY PRIOR TO WARRANTY WORK
BEING UNDERTAKEN. REPAIRS MUST BE
CARRIEDOUTBYANAUTHORISEDDEALER
ANDGENUINESPAREPARTSMUSTBEUSED
OR YOUR WARRANTY WILL BE VOID.
This warranty does not obligate the manufacturer,
his agents or dealers to bear the transport costs
incurred in the repair or replacement of any defective
part.
For your Record:
Dealer’s Name: ...........................................................
Dealer’s Address: ........................................................
Dealer’s Phone No: ......................................................
Product Model No:.......................................................
Product Serial No: .......................................................
Date of Purchase:.........................................................
Rover Mowers Limited reserves the right to make changes and add
improvements to its product at any time without notice or obligation.
The Company also reserves the right to discontinue manufacture
of any product at its discretion at any time.
TM
A.B.N. 11 000 257 303
Rover Mowers Australia
Rover Mowers New Zealand
East Tamaki
P.O. Box 1235
Eagle Farm Qld 4009
Australia
Auckland
New Zealand
This Rover Owners Manual has been printed on
recycled paper as a sign of Rover Mowers commitment
to Greening Australia and New Zealand.
04003700
Rev H.
© Copyright
10 - 2004
Printed in Australia
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