Stihl FS 360 C-EM Instruction Manual - Page 39

Spark Plug

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Cleaning the air filter N Loosen filter cover mounting screws. N Remove the filter cover. N Clean away loose dirt from around the filter (5) and inside the filter cover. N Knock the filter (5) out on the palm of your hand or blow it clear with compressed air from the inside outwards. In case of stubborn dirt or sticky filter fabric: N Wash the filter in a clean, nonflammable solution (e.g. warm soapy water) and then dry. Always replace a damaged filter. English Spark Plug 9926BA021 KN If engine is down on power, difficult to start or runs poorly at idling speed, first check the spark plug. Fit a new spark plug after approx. 100 operating hours or earlier if the electrodes are badly eroded. Wrong fuel mix (too much engine oil in the gasoline), a dirty air filter and unfavorable running conditions (mostly at part throttle etc.) affect the condition of the spark plug. These factors cause deposits to form on the insulator nose which may result in trouble in operation. Removing the Spark Plug 3 N Lift the front of the cap (2) and push it to the rear to disengage. N Leave the cap to one side. N Pull off the spark plug boot (3). N Unscrew the spark plug. 000BA039 KN 1 N Rotate the screw (1) in the cap (2) until the screw head projects from it. 9926BA020 KN A Wrong fuel mix (too much engine oil in the gasoline), a dirty air filter and unfavorable running conditions (mostly at part throttle etc.) affect the condition of the spark plug. These factors cause deposits to form on the insulator nose which may result in trouble in operation. If engine is down on power, difficult to start or runs poorly at idling speed, first check the spark plug. N Remove spark plug - see "Starting / Stopping the Engine". N Clean dirty spark plug. FS 260 C, FS 360 C 37

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FS 260 C, FS 360 C
English
37
Cleaning the air filter
N
Loosen filter cover mounting
screws.
N
Remove the filter cover.
N
Clean away loose dirt from around
the filter (5) and inside the filter
cover.
N
Knock the filter (5) out on the palm
of your hand or blow it clear with
compressed air from the inside
outwards.
In case of stubborn dirt or sticky filter
fabric:
N
Wash the filter in a clean, non-
flammable solution (e.g. warm
soapy water) and then dry.
Always replace a damaged filter.
If engine is down on power, difficult to
start or runs poorly at idling speed, first
check the spark plug.
Fit a new spark plug after approx. 100
operating hours
or earlier if the
electrodes are badly eroded.
Wrong fuel mix (too much engine oil in
the gasoline), a dirty air filter and
unfavorable running conditions (mostly
at part throttle etc.) affect the condition
of the spark plug. These factors cause
deposits to form on the insulator nose
which may result in trouble in operation.
Removing the Spark Plug
N
Rotate the screw (1) in the cap (2)
until the screw head projects from it.
N
Lift the front of the cap (2) and push
it to the rear to disengage.
N
Leave the cap to one side.
N
Pull off the spark plug boot (3).
N
Unscrew the spark plug.
Wrong fuel mix (too much engine oil in
the gasoline), a dirty air filter and
unfavorable running conditions (mostly
at part throttle etc.) affect the condition
of the spark plug. These factors cause
deposits to form on the insulator nose
which may result in trouble in operation.
If engine is down on power, difficult to
start or runs poorly at idling speed, first
check the spark plug.
N
Remove spark plug – see "Starting /
Stopping the Engine".
N
Clean dirty spark plug.
Spark Plug
1
9926BA020 KN
3
9926BA021 KN
000BA039 KN
A