14
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 – Twin Cylinder Engine
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-cleaner 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.
FIGURE 3.3
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.
AIR CLEANER
COVER
AIR CLEANER
RETAINING BOLTS
NOTE: YELLOW TABS MUST BE
COMPLETELY INSERTED INTO SLOTS
AIR CLEANER
AIR PRE-
CLEANER
Summary of Contents for WLT180H42IBV2
Page 34: ...34 SECTION 5 ELECTRICAL SYSTEM ELECTRICAL B S TWIN CYLINDER ENGINE...
Page 35: ...35 SECTION 5 ELECTRICAL SYSTEM ELECTRICAL B S SINGLE CYLINDER ENGINE...
Page 40: ...40 PRIMARY MAINTENANCE...
Page 41: ...41 PRIMARY MAINTENANCE...
Page 42: ...42 PRIMARY MAINTENANCE...
Page 43: ...43 PRIMARY MAINTENANCE...
