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Section 4 - MAINTENANCE
4.1 INTRODUCTION
To retain the quality of the SNAPPER 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
SNAPPER mower, always mention the model and
serial number. SNAPPER recommends returning the
mower to an authorized SNAPPER dealer annually for
inspection and addition of any new devices, which might
upgrade the safety of the mower. 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.
4.2 SERVICE - AFTER FIRST 5 HOURS
WARNING
DO NOT attempt any maintenance, adjustments or
service with engine running. STOP engine. STOP
blades. Set brake. Remove key. Remove spark plug
wires and secure away from spark plugs. Engine and
components are HOT. Avoid serious burns, allow
sufficient time for all parts to cool.
4.2.1. CHANGE ENGINE OIL
1. Change engine oil as follows:
a. Place a 4 quart minimum capacity
container under the end of the oil drain.
b. Rotate counter clockwise and pull out
to open the drain plug. See Figure 4.1.
FIGURE 4.1
c. After all the oil has dr ained, close the
drain by pushing in and rotating
clockwise to close. Wipe up any oil that
may have spilled. Dispose of drained oil
properly. See Figure 4.1.
d. Fill engine crankcase with new oil.
Refer to your engine owner’s manual for
oil specifications.
e. Change oil filter at every oil change.
Refer to your engine owner’s manual for
service instructions.
4.2.2. CHECK MOWER BLADE
1. Stop Engine. Remove key. Disconnect
spark plug wire(s) and secure away from
spark plug(s).
2. Engage parking brake.
3. Use a hydraulic floor jack or hoist to raise
machine high enough to gain access to the
underside of deck. Secure machine with safety
blocks.
WARNING
Wear heavy leather gloves when handling or working
around cutting blades. Blades are extremely sharp
and can cause severe injury. DO NOT use a cutting
blade that shows signs of excessive wear or
damage. Refer to Section “MOWER BLADE
REPLACEMENT” for proper blade inspection and
service procedures.
4. Check torque of blade mounting bolts.
As necessary, torque to 70 to 80 ft. lbs.
See Figure 4.2.
5. Check blade for sharpnes s, wear and
damage. Refer to Section “BLADE WEAR
LIMITS”.
FIGURE 4.2
6. Check blade for straightness.
ROTATE PLUG COUNTER CLOCKWISE
THEN PULL OUT TO DRAIN OIL CHECK BLADE
MOUNTING BOLTS -
TORQUE SHOULD BE
70 TO 80 FT. LBS.