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4. Slowly pour approximately 80% of the specified oil
into the filler tube and slowly add the additional oil to
bring it to the Full mark (Figure 39).
1
3
5
Figure 39
Changing the Engine Oil Filter
Service Interval: Every 200 hours—Change the oil filter.
(more often in dusty, dirty conditions)
Note: Change the engine oil filter more frequently when
operating conditions are extremely dusty or sandy.
1. Drain the oil from the engine; refer to
Changing the Engine Oil (page 35).
2. Change the engine oil filter (Figure 40).
2
4
6
G008796
1
3
5
Note: Ensure the oil filter gasket touches the engine
and then an extra 3/4 turn is completed.
3. Fill the crankcase with the proper type of new oil; refer
to Changing the Oil.
Servicing the Spark Plug
Service Interval: Every 100 hours—Check the spark plug(s).
Make sure the air gap between the center and side electrodes
is correct before installing the spark plug. Use a spark plug
wrench for removing and installing the spark plug(s) and a
gapping tool/feeler gauge to check and adjust the air gap.
Install a new spark plug(s) if necessary.
Type: NGK BPR4ES (or equivalent)
Air Gap: 0.030 inch (0.76 mm)
36
2
4
6
3/4
Figure 40
G008748
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