Check Interlock System; Reverse Lockout Mechanism; Lubrication - Grease Fittings; Service - Every 25 Operating Hours - Snapper E251023BVE, E281223BVE, E281323BVE, E331523KVE Safety Instructions & Operator's Manual

Section 3 - MAINTENANCE
3.2.7. INTERLOCK SYSTEM
Check interlock controls for proper function:
The engine MUST NOT start if:
1. Blade Control is "ON" and/or clutch/brake pedal
is released.
The engine and blades MUST STOP if:
2. The operator leaves the operator position with
Blade Control "ON" and/or clutch/brake pedal is
released.
WARNING
DO NOT operate machine if interlock system is not
functioning properly. Contact your SNAPPER dealer
immediately for assistance.

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".

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.
AIR CLEANER
LATCH
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.
AIR PRE-
CLEANER
AIR CLEANER
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
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.
18
BRIGGS ENGINE SHOWN
FIGURE 3.4
BRIGGS ENGINE SHOWN
FIGURE 3.5
and push down
AIR CLEANER
COVER
to lock.