12
10-Hour Maintenance
Unscrew
Fastener
Remove and
clean or replace
the element
Every 10 hours of operation (more
frequently in dusty or dirty conditions):
■
Remove the air cleaner element.
See Figure 13. Clean or replace as
necessary. To clean element: wash it
thoroughly in soap and water. Let it
dry before reinstalling the element.
CAUTION!
Do not operate the unit if the air
cleaner or element is damaged, or if
the element is wet.
Figure 13
spark plug gap--all models
Every 10 to 15 hours of operation:
■
Remove and clean the spark plug.
Adjust the spark plug electrode gap
0.6 mm to (0.024 inch). If the spark
plug must be replaced, use only an
BPMR8Y or equivalent resistor type
spark plug of the correct heat range.
See Figure 14.
CAUTION!
Before removing the spark plug,
clean the area around the plug to
prevent dirt and debris from getting
into the engine’s internal parts.
Clean the
spark plug and
check the gap
at the electrode.
10/15-Hour Maintenance
0.6 mm
(0.024 inch)
Figure 14
NOTE:
The
BPMR8Y
also meets the require-
ments for electro magnetic compliance
(EMC).
Maintenance
(continued)
