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Cleaning Under the Belt Cover
Keep the area under the belt cover free of debris.
1. Stop the engine and wait for all moving parts to stop.
2. Remove the two bolts that secure the belt cover
(Fig. 30) to the mower housing.
224
1
2
2
Figure 30
1. Belt cover 2. Bolt (2)
3. Lift off the belt cover and brush out all the debris
around the belt area.
4. Install the belt cover.
Lubricating the Pivot Arms
After every 50 operating hours or when the season ends,
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 (Fig. 31).
m-232
1
Figure 31
1. Grease fitting (2)
3. Install a grease gun onto the fitting and gently apply
two or three pumps of #2 multi-purpose lithium base
grease (Fig. 31).
Note: Excessive grease pressure may damage the seals.
Adjusting the Self-propel Drive
If the lawn mower does not self-propel or has a tendency
to creep forward when the blade control bail is more than
1-1/2 inches (3.8 cm) from the handle, adjust the wheel
drive control knob on the rear of the gear box.
1. Close the door in the lawn mower housing and remove
the grass bag.
2. Rotate the control knob clockwise !/2 turn if the lawn
mower does not self-propel. If the lawn mower creeps
forward, rotate the knob !/2 turn counterclockwise to
loosen the belt (Fig. 32).
m-228
1
Figure 32
1. Control knob
3. Slowly pull the lawn mower backward while you
gradually move the blade control bail toward the
handle.
Note: The adjustment is correct when the rear wheels stop
turning and the blade control bail is about one inch (2.5
cm) from the handle (Fig. 33).
m-513a
1
Figure 33
1. One inch (2.5 cm)
Servicing the Spark Plug
Check the spark plug after every 100 operating hours. Use
an NGK BPR5ES spark plug or equivalent.
1. Stop the engine and wait for all moving parts to stop.
2. Disconnect the wire from the spark plug (Fig. 7).
3. Clean around the spark plug.
4. Remove the spark plug from the cylinder head.