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Section 3 - MAINTENANCE
3.2.7. INTERLOCK SYSTEM SAFETY CHECKS
Perform the following interlock system checks
periodically during the operating season. Contact
your Snapper dealer if you have questions.
WARNING
DO NOT operate machine if any safety interlock or
safety device is not in place and functioning
properly. DO NOT attempt to defeat, modify or
remove any safety device.
ENGINE MUST NOT START IF:
1) Clutch/brake pedal is not fully depressed OR,
2) Blade Control is in the “ON” (blades engaged)
position.
ENGINE SHOULD START IF:
1) Blade Control is in the “OFF” (blades
disengaged) position AND,
2) Clutch/brake pedal is fully depressed.
ENGINE AND BLADES MUST STOP IF:
1) Operator rises off of seat with Blade Control in
“ON” (blades engaged) position OR,
2) Operator rises off of seat with Clutch/brake
pedal not fully depressed.
3.2.8. REVERSE LOCKOUT MECHANISM
Check function of Reverse Lockout Mechanism
with engine off.
1. Depress and hold blade pedals.
2. Depress and hold clutch/brake pedal.
3. Shift lever must not go into reverse.
WARNING
DO NOT operate machine if Reverse Lockout
Mechanism is not functioning properly. Contact your
SNAPPER dealer immediately for assistance.
3.2.9. LUBRICATION – GREASE FITTINGS
The following components on the Rear Engine
Rider are equipped with grease fittings and require
periodic lubrication. Apply General Purpose grease
(NLGI No.2) with a grease gun.
1. Front Wheel Bearings. Refer to Section “FRONT
WHEEL BEARINGS – LUBRICATION”.
2. Rear Axle Bearing. Refer to Section “REAR AXLE
BEARING – LUBRICATION”.
3. Mower Blade Spindle. Refer to Section “MOWER
BLADE SPINDLE – LUBRICATION”.
4. Shift Lever. Refer to Section “SHIFT LEVER –
LUBRICATION”.
3.3 SERVICE - EVERY 25 OPERATING HOURS
Perform all service required after the first 5 hours of
operation. Refer to Section “SERVICE – AFTER 5
HOURS”.
3.3.1. CHECK ENGINE
1. Change engine oil. Refer to Section “CHANGE
ENGINE OIL”. Refer to engine owner's manual for
oil specification.
2. Change air filter. Pull up and rotate the air cleaner
latch to remove cleaner cover. See Figure 3.4.
IMPORTANT: When cover is removed, you are viewing
the carburetor side of the air filter, which will appear clean.
Remove filter and pre-cleaner for inspection.
FIGURE 3.4
3. Refer to engine owner's manual for cleaning and
service instructions. Remove and clean engine air
pre-cleaner. Remove and replace engine air
cleaner. See Figure 3.5. Install pre-cleaner and air
cleaner per engine owner’s manual.
FIGURE 3.5
4. Reinstall air cleaner cover. Insert tabs located at
the bottom of the cover into corresponding slots in
engine cover. Position cover and engage latch over
cover and rotate and push down to lock.
IMPORTANT: The tabs on the air cleaner cover must be
completely inserted into engine cover or the compartment
will not be completely sealed to prevent debris from
entering into the carburetor.
AIR CLEANER
COVER
AIR CLEANER
LATCH
AIR CLEANER
AIR PRE-
CLEANER
BRIGGS ENGINE SHOWN
BRIGGS ENGINE SHOWN