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Lubrication
See Figure 9 for an illustration of the lube points
described below.
Lube
Lube
ube
_ube
before
semby)
Viewed from the bottom
Figure 9: Lubrication Chart
•
Blade Assembly: Lubricate blade assembly and
deck spindle only while reassembling the blade
either after sharpening or replacement.
•
Pivot Points: Lubricate pivot points with light oil
once a season.
•
Steering Shaft and Gear: Lubricate steering shaft
and spline at least once a season with light oil.
•
Lubricate teeth of the external steering gears with
automotive multi-purpose grease every 25 hours of
operation or once a season.
•
Linkage: Lubricate all deck linkage and height
adjustment linkage with a light oil.
•
Front Wheels: Lubricate front wheels at least once
a season with automotive multi-purpose grease.
Engine
_1=
WARNING:
Before performing
any
maintenance on the engine, disconnect the
spark plug wire and the battery to prevent
unintentional starting or sparking.
•
Change engine oil after first five to eight hours of
use, then every 50 hours or every season,
whichever comes earlier. Change oil every 25
hours when operating the riding mower under
heavy load or in high temperatures.
•
Poor engine performance and flooding usually
indicate that air cleaner should be serviced. Service
pre-cleaner and the cartridge every 25 hours of use
or once every season, whichever comes earlier.
Clean more frequently under dusty conditions. Also
replace air cleaner parts if these are very dirty.
•
The spark plug should be cleaned and the gap
reset every 100 hours of use or once a season,
whichever comes earlier.
Cleaning Engine
1.
Promptly wipe off any fuel or oil spilled on the
machine with clean cloth.
2.
Clean the underside of the blade housing after
each mowing. Do not let clippings or debris
accumulate around the blade which may cause rust
on the deck.
3.
Using a brush or cloth, remove grass, chaff or
debris from the finger guard on the engine daily to
prevent overheating of the engine. Do not clean
with a forceful spray of water since water
contaminates the fuel system.
4.
Keep the throttle linkage, springs and controls free
of debris.
5.
If engine muffler is equipped with spark arrester
screen, remove and clean the screen regularly.
Replace if damaged or plugged with debris.Clean
muffler area and remove any grass or other debris
before operating the unit.
Air Cleaner
Service the air cleaner every 25 hours of operation.
Service more frequently if operating under extremely
dusty conditions. Locate air cleaner on engine.
1.
Remove clamp and pull air cleaner from intake
manifold.
2.
Replace with air cleaner (Sears part # 698-973).
3.
Reassemble the air cleaner.
Spark Plug
1.
Clean area around the spark plug base.
2.
Remove and inspect the spark plug.
3.
Replace the spark plug if electrodes are pitted,
burned, or the porcelain is cracked. See Figure 10.
14
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