Snapper Comprehensive Maintenance Guide for Lawn Mowers and Support from Dealers

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Section 3 - MAINTENANCE

WARNING

DO NOT attempt any adjustments, maintenance, service or repairs with the engine running. STOP engine. STOP blade. Engage parking brake. Remove key. Remove spark plug wire from spark plug and secure away from plug. Engine and components are HOT. Avoid serious burns, allow all parts to cool before working on machine. Fuel Filler Cap and vent must be closed securely to prevent fuel spillage.

3.1INTRODUCTION

To retain the quality of the Rear Engine Rider, use genuine SNAPPER replacement parts only. Contact a local SNAPPER dealer for parts and service assistance. For the correct part or information for a particular Rear Engine Riding Mower, always mention the model and serial number. SNAPPER recommends returning the Rear Engine Rider to an authorized SNAPPER dealer annually for inspection and addition of any new devices which might upgrade the safety of the Rear Engine Rider. For the nearest SNAPPER dealer in your area, check the yellow pages under the heading LAWN MOWERS. For engine parts and service, look for the engine manufacturer’s dealers under the heading, ENGINES - gasoline.

3.2SERVICE - AFTER FIRST 5 HOURS

Routine maintenance is important to the performance and life of your Rear Engine Rider. Service performed properly and at the recommended interval is essential.

Refer to Section “MAINTENANCE SCHEDULE” in this manual and in the Engine Owner’s Manual. Carefully complete all of the recommended service procedures.

3.2.1. CHANGE ENGINE OIL

1.Place bricks or wooden blocks under the front wheels to lower rear of engine.

2.Loosen or remove oil fill cap on engine.

3.Loosen oil drain plug.

4.Place a 2 quart minimum capacity container under the end of the oil drain. Open oil drain. See Figure 3.1 for oil drains used on the Rear Engine Riders.

REMOVE OIL

PLUG TO ALLOW

OIL TO DRAIN

FIGURE 3.1

5.After all the oil has drained, close the drain and wipe up any oil that may have spilled. See Figure 3.1. Dispose of used oil properly.

6.Fill engine crankcase with new oil. Refer to your engine owner’s manual for oil specifications.

3.2.2. SERVICE ENGINE AIR CLEANER

The engine is equipped with a dual element air cleaner. Both the foam pre-cleaner and cartridge require service. Refer to Engine Owner’s Manual for recommended service procedures.

3.2.3. CHECK MOWER BLADE

1.Follow WARNING statement found on this page.

2.Check fuel level in tank. If over 3/4 full, remove tank. Refer to Section “REMOVING FUEL TANK”. If 3/4 or less, proceed to next step.

3.Carefully stand Rear Engine Rider on rear bumper.

WARNING

Remove the battery if the Rear Engine Rider will be left standing on the rear bumper for longer than 2 hours. See Section on BATTERY REMOVAL. DO NOT use a cutting blade that shows signs of excessive wear or damage on the Rear Engine Rider. Refer to Section on MOWER BLADE REPLACEMENT for proper blade inspection and service procedures.

4.Check torque of blade mounting bolts. As necessary, torque to 30 to 40 ft. lbs. See Figure 3.2.

5.Check blade for sharpness, wear and damage. See Section on BLADE WEAR LIMITS.

TORQUE BLADE BOLTS TO 30 TO 40 FT. LBS.

FIGURE 3.2

6.Check blade for straightness. Refer to Section on ADJUSTING MOWER BLADE.

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Contents Manual No -4023 I.R /19/00 Rear Engine Riding Mower SeriesImportant Safety Instructions Operation Table of Contents Nomenclature IntroductionPRE-START Check List OPERATOR’S Seat Adjustment 2.2.1. Front to Rear AdjustmentOn Next Starting & Operation Engine Electric StartEngine Electric Start Starting & OperationEngine Manual Start Wheel Drive Starting & Operation 2.3.3. Mower BladeMower Blade Stopping ENGINE, Wheel DRIVE, Blade 2.4.1. EngineStopping ENGINE, Wheel DRIVE, Blade 2.4.4. Park Brake Cutting Height AdjustmentDo not park the machine on slopes Reverse Lockout Mechanism Override Reverse Lockout MechanismService Engine AIR Cleaner Check Mower Blade Service After First 5 HoursChange Engine OIL Service Brake / Park Brake Service After First 5 Hours 3.2.4. Check Blade Drive BeltBlade Brake Interlock SystemBattery Fluid Level Service Every 25 Operating HoursClean Mower Deck Lubrication Grease FittingsService Every 25 Operating Hours 3.3.8. Rear Axle Bearing Fuel Filter Service AnnuallyEvery TWO Years Storage OUT of SeasonMower Drive Belt Adjustment for 25, 28 & 30 M Models Engine Adjustments & RepairBlade Brake Adjustment Front to Rear Levelness 25 & 28 Decks Mower Deck AdjustmentFront to Rear Levelness 30 Decks Follow Warning statement found on this Wheel Brake AdjustmentCheck fuel level in tank. If over 3/4 full, remove Blade Sharpening Mower Blade Replacement 4.4.1. Blade Wear LimitsBelt Replacement Blade Drive Belt ReplacementBelt Removal Battery Installation Battery Battery RemovalBattery Storage Battery ServiceNEW Battery Preparation 1. Remove battery from carton Battery TestingSnapper Rear Engine Rider Accessories Stop Problem Probable Cause Corrective ActionBlades Not Cutting Loss Of TractionCutting Grass ImproperlyTo be Performed Pages Subject Service ReferenceMAINTENANCE/REPLACEMENT Parts Maintenance Parts Disclaimer of Warranty Year Limited WarrantyPrimary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Rear Engine Riding Mower Series