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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.
3.2.4. CHECK DECK DRIVE BELT
1. The idler and spring provide proper belt tension and
require no adjustment. If belt is frayed, slit, severed or
belt strands exposed, replace belt before operating
mower.
SERVICE - EVERY 25 OPERATING HOURS
3.3.1. CHECK ENGINE
1. Engine Cooling System
The engine cooling system consists of an engine
shroud and engine fins. These should be kept clean
and free of debris as needed or cleaned.
2. Engine Oil
Change engine oil. See Section on CHANGE ENGINE
OIL. Refer to engine owner's manual for oil
specifications.
3. Oil Filter
Change engine oil filter. Refer to engine owner's
manual for filter specifications.
4. Fuel Filter
Refer to engine owner's manual for service
instructions.
5. Air Filter
Refer to engine owner's manual for service
instructions.
a. Change air filter. Remove bolts that secure air
cleaner cover to the engine. See Figure 3.3.
IMPORTANT: When cover is removed, you are
viewing the carburetor side of the air filter, which will
appear clean. Remove filter and pre-cIeaner for
inspection.
b. 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 3.4. Install pre-
cleaner and air cleaner per engine owner's
manual.
13
NOTE: YELLOW TABS MUST BE
COMPLETELY INSERTED INTO SLOTS'
FIGURE 3.3
AIR PRE-
CLEANER
AIR CLEANER
FIGURE 3.4
c. Reinstall air cleaner cover. Insert tabs located
on the engine cover into corresponding slots in
air cleaner cover. IMPORTANT: The yellow tabs
must be completely inserted into air cleaner
cover or the compartment will not be completely
sealed to prevent debris from entering into the
carburetor.
d. Reinstall bolts that secure air cleaner cover to
the engine. Tighten securely.