Lubrication
Lubricating the Pivot Arms
Service Interval:
Every 25 hours—Lubricate the pivot arms.
1.
Move the rear wheel cutting height levers to the center
setting.
2.
Wipe the grease fittings with a clean rag (Figure 21).
Figure 21
1.
Grease fitting
3.
Install a grease gun onto the fitting and gently apply 2
or 3 pumps of #2 multi-purpose lithium base grease
(Figure 21).
Important:
Excessive grease pressure may
damage the seals.
Lubricating the Gear Case
Service Interval:
Every 100 hours—Lubricate the gear case.
1.
Remove the grass bag.
2.
Install a grease gun onto the fitting through the belt
cover opening (Figure 22).
Figure 22
1.
Belt cover
2.
Grease fitting
3.
Gently apply one to 2 pumps of #2 multi-purpose
lithium-base grease.
4.
Install the grass bag.
Engine Maintenance
Servicing the Air Cleaner
Service Interval:
Before each use or daily
Every 25 hours—Clean the air filter elements. Clean
them more frequently in dusty operating conditions.
Every 250 hours—Replace the air cleaner elements.
Replace them more frequently in dusty operating
conditions.
Important:
Do not operate the engine without the air
filter assembly; extreme engine damage will occur.
1.
Stop the engine and wait for all moving parts to stop.
2.
Disconnect the wire from the spark plug.
3.
Remove the 2 nuts that secure the cover (Figure 23).
4.
Remove the cover.
Note:
Be careful to prevent dirt and debris from
falling into the base.
5.
Remove the foam and paper elements from the base
(Figure 23).
6.
Remove the foam element from the paper element
(Figure 23).
Figure 23
1.
Nut (2)
4.
Foam element
2.
Cover
5.
Base
3.
Paper element
7.
Inspect the foam and paper elements, and replace them
if they are damaged or excessively dirty.
8.
If the paper element is excessively dirty, replace it.
Note:
Never try to brush dirt off the paper element;
brushing forces the dirt into the fibers.
17
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