Stihl FS 56 RC User Manual

FS 56, FS 56 R, FS 56 C, FS 56 RC
English
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N If the engine is down on power,
difficult to start or runs poorly at idle
speed, first check the spark plug.
N Fit a new spark plug after about 100
operating hours – or sooner if the
electrodes are badly eroded. Install
only suppressed spark plugs of the
type approved by STIHL – see
"Specifications".
Removing the Spark Plug
N Shut off the engine.
N Remove the spark plug boot (1).
N Unscrew the spark plug (2).
Checking the Spark Plug
N Clean dirty spark plug.
N Check electrode gap (A) and
readjust if necessary – see
"Specifications".
N Rectify the problems which have
caused fouling of the spark plug.
Possible causes are:
– Too much oil in fuel mix.
– Dirty air filter.
– Unfavorable running conditions.
WARNING
Arcing may occur if the adapter nut (1) is
loose or missing. Working in an easily
combustible or explosive atmosphere
may cause a fire or an explosion. This
can result result in serious injuries or
damage to property.
N Use resistor type spark plugs with a
properly tightened adapter nut.
Installing the Spark Plug
N Screw the spark plug into the
cylinder.
N Press the boot firmly onto the spark
plug.
Spark Plug
1
547BA041 KN
2
000BA039 KN
A
1
000BA045 KN

Stihl FS 56 RC Specifications

General

Engine Displacement	27.2 cc
Engine Power	0.8 kW
Engine Power (bhp)	1.07 bhp
Drive Shaft	Flexible
Starting System	Easy2Start
Sound Power Level	108 dB(A)
Sound Pressure Level	94 dB(A)
Fuel Tank Volume	0.34 l
Fuel Capacity	0.34 l
Shaft Type	Straight shaft