FS 131, FS 131 R
English
38
Checking the Spark Plug
N
Clean dirty spark plug.
N
Check electrode gap (A) and
readjust if necessary – see chapter
"Specifications."
N
Use only resistor type spark plugs of
the approved range.
Rectify problems which have caused
fouling of spark plug:
–
too much oil in fuel mix,
–
dirty air filter,
–
unfavorable running conditions, e.g.
operating at part load.
WARNING
To reduce the risk of fire and burn injury,
use only spark plugs authorized by
STIHL. Always press the spark plug
boot (1) snugly onto the spark plug
terminal (2).
Do not use a spark plug with a
detachable SAE adapter terminal (3).
Arcing may occur that could ignite
combustible fumes and cause a fire.
This can result in serious injuries or
damage to property.
N
Only use resistor type spark plugs
with solid, non-threaded terminals
Installing the Spark Plug
N
Screw the spark plug (3) into the
cylinder.
N
Tighten down the spark plug (3) with
the combination wrench.
N
Press the boot (2) firmly onto the
spark plug.
N
Fit the cover (1) and screw it down
firmly.
000BA039 KN
A
2
1
0000-GXX-1831-A0
3
Summary of Contents for FS 131
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