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14

SECTION 8:  MAINTAINING YOUR LAWN MOWER

General Recommendations

Always observe safety rules when performing any 
maintenance.

The warranty on this lawn mower does not cover 
items that have been subjected to operator abuse 
or negligence. To receive full value from the 
warranty, operator must maintain the lawn mower 
as instructed in this manual. 

Changing of engine governed speed will void 
engine warranty. 

Some adjustments will have to be made 
periodically to maintain your unit properly. All 
adjustments in the Making Adjustments section of 
this manual should be checked at least once each 
season. 

Periodically check all fasteners and make sure 
these are tight.

Follow the maintenance schedule under Customer 
Responsibilities to get quality performance from 
your lawn mower.

Lubrication

Always stop engine and disconnect spark 
plug wire before cleaning, lubricating or 
doing any kind of service work on the lawn 
mower.

Blade Control: Lubricate the pivot points on the blade 
control handle at least once a season with light oil. The 
blade control must operate freely in both directions. 
See Figure 17.

Wheels: Lubricate the wheels at least once a season 
with light oil (or motor oil). If the wheels are removed for 
any reason, lubricate the surface of the axle bolt and 
inner surface of the wheel with light oil. See Figure 17.

Engine: Follow the separate engine manual packed 
with you unit for lubrication instructions.

Figure 17

Customer Responsibilities

MAINTENANCE 

SCHEDULE

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SERVICE 

DATES

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Lubricate wheels

Clean deck

Blade care

Change oil

Clean engine

Replace air filter

Check spark plug

Check spark arrester (if any)

Lubricate blade control

Lubricate

Summary of Contents for 509 Series

Page 1: ...s exhaust system is equipped with a spark arrester meeting applicable local or state laws if any If a spark arrester is used it should be maintained in effective working order by the operator In the S...

Page 2: ...t if you need help from our Customer Support Department or an authorized dealer You can locate the model number by looking down at the rear of the deck A sample model plate is explained below For futu...

Page 3: ...n overlooked and could be accidentally thrown by the mower in any direction and cause serious personal injury to the operator or any others allowed in the area Wear sturdy rough soled work shoes and c...

Page 4: ...embankments The operator could lose footing or balance Do not mow slopes greater than 15 degrees as shown on the slope gauge Do not mow on wet grass Reduced footing could cause slipping CHILDREN Tragi...

Page 5: ...re subject to wear damage and deterioration which could expose moving parts or allow objects to be thrown For safety protection frequently check components and replace with manufacturer s recommended...

Page 6: ...N T I N G A 1 5 S L O P E WARNING Do not mow on inclines with a slope in excess of 15 degrees a rise of approximately 2 1 2 feet every 10 feet A riding mower could overturn and cause serious injury If...

Page 7: ...th the hardware shown on this page See Figure 1 The hardware pack may contain extra items which are not used on your unit Figure 1 NOTE Hardware pieces illustrated here are not drawn to actual size Ax...

Page 8: ...position Make certain the lower handle is seated securely into the handle bracket assemblies Tighten the wing nuts on each side of the handle carriage bolts must be seated properly into the handle See...

Page 9: ...f the mower are not already assembled proceed as follows Block the rear of the mower up securely Move rear cutting height adjusters to the highest position The rear axle shaft has a right side and a l...

Page 10: ...e with lock washer and hex nut from the hardware pack Repeat step on the other side See Figure 11 Tighten all nuts and bolts on both ends of the strut securely Removing Chute Retainer The chute deflec...

Page 11: ...blade control handle is located on the upper handle of the mower The blade control handle must be depressed in order to operate the unit Release blade control handle to stop engine and blade WARNING T...

Page 12: ...d cause serious personal injury to the operator and others For best results do not cut wet grass because it tends to stick to the underside of the mower preventing proper discharge of grass clippings...

Page 13: ...t each wheel position provides cutting height adjustment Each adjusting plate has nine height positions When the spring lever is moved from one location to another the height of cut will be changed Si...

Page 14: ...ine and disconnect spark plug wire before cleaning lubricating or doing any kind of service work on the lawn mower Blade Control Lubricate the pivot points on the blade control handle at least once a...

Page 15: ...oval Replacement and Sharpening When removing the cutting blade for sharpening or replacement protect your hands with a pair of heavy gloves or use a heavy rag to hold the blade Remove the bolt and th...

Page 16: ...will result in shorten life and reduce serviceability Refer to engine manual for correct engine storage instructions Coat mower s cutting blade with chassis grease to prevent rusting Store mower in a...

Page 17: ...h fresh fuel 5 Clean air cleaner 6 Adjust carburetor Engine overheats 1 Engine oil level low 2 Air flow restricted 3 Carburetor not adjusted properly 1 Fill crankcase with proper oil 2 Remove blower h...

Page 18: ...18 Models 500 509 1 24 2 3 4 5 6 8 12 14 15 17 18 23 22 21 34 25 26 27 28 29 30 31 32 33 35 36 36 37 38 39 40 41 20 42 43 44 45 46 47 48 18 49 50 19 51 52 53 54 55 56 57 39 40 58 59 60 61 62 64 63...

Page 19: ...Assembly 22 28 710 0654A Hex Washer Screw 29 720 0279 Handle Knob 1 4 20 30 736 0504 Wave Washer 31 782 0519A Pivot Bar LH 782 0520A Pivot Bar RH 32 712 3020 Hex Jam Nut 3 8 16 33 749 0705 Upper Handl...

Page 20: ...ty on these items b Log splitter pumps valves and cylinders have a separate one year warranty c Routine maintenance items such as lubricants filters blade sharpening and tune ups or adjustments such a...

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