Section 3 – MAINTENANCE
3.1INTRODUCTION
To retain the quality of the mower, 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 mower, always mention model and serial number.
3.2SERVICE - AFTER FIRST 5 HOURS 3.2.1. CHANGE ENGINE OIL
WARNING
DO NOT attempt any maintenance, adjustments or service with engine and blade running. STOP engine and blade. Disconnect spark plug wire and secure away from spark plug. Engine and components are HOT. Avoid serious burns, allow sufficient time for all components to cool.
1.Refer to Engine Manual for proper oil specifications and procedures.
2.For simplest/cleanest oil change, loosen lower handle wing nuts and stand mower up on lower handle as shown in Figure 3.1. Drain oil through dipstick tube into a container.
FIGURE 3.1
3.2.2 CHECK MOWER BLADE
1.Disconnect spark plug wire and secure end away from plug.
2.Tilt mower up on its rear wheels for access to the blade cap screw. Do not tilt mower with spark plug or carburetor down. See Figure 3.2.
3.Check torque of blade retaining cap screw. Recommended torque should be 30 to 40 ft. lbs. See Figure 3.2.
4.Check blade for sharpness, wear and damage. Refer to Section “BLADE WEAR LIMITS”.
RECOMMENDED
BLADE RETAINING CAP SCREW TORQUE VALUE SHOULD BE 30 TO 40 FT. LBS.
FIGURE 3.2
3.3 SERVICE - ANNUALLY
Perform all maintenance as described in the “Service Schedule” section of this manual.
3.3.1. Engine
Service engine according to engine owner’s manual.
3.3.2. Air Filter
Refer to engine owner’s manual for service instructions.
3.3.3. Engine Oil
Refer to engine owner’s manual for service instructions.
3.4 STORAGE PROCEDURE
Refer to the Engine Owner’s Manual for directions regarding engine storage preparations. Prepare the mower for “end of season” storage as follows:
1.Drain fuel from fuel tank and let engine run until all fuel is out of the carburetor.
2.Disconnect and remove the spark plug wire away from spark plug before any other preparations are made!
3.Tape all openings closed to prevent spraying water into exhaust or air intakes during washing.
4.Tilt mower up on its rear wheels and thoroughly clean the underside of the deck. Do not tilt mower with spark plug or carburetor down. Scrape away any accumulation of grass with a putty knife and or wire brush.
5.Lubricate all exposed metal with a light coating of oil to prevent corrosion.
6.On
7.Loosen handle knobs. Carefully fold the handles forward, “flexing” the control cables to prevent cable damage.
8.Store the mower in a shed or other dry area, protected from weather.
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