Rover Lawn Mower 30, 35, 70, 75 User Guide

Owners Manual  
Rotary Lawnmower  
Models 30, 35, 70 and 75  
TM  
 
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
 
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  
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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.  
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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  
 
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  
 
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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