Checking The Solenoid Valve; Checking The Start Detection System; Electrical Check - Stihl FS 460 C Technical Information

Technical Information 40.2010
9.5

Checking the solenoid valve

Measure resistance
. Move choke lever to position F
. Connect M-Tronic test lead 5910 840 0903 to
the diagnostic jack, see b 9.4
. Measure resistance between the plugs of the
M-Tronic test lead
Target value: between 28 and 42 ohms
If the target value is not attained, check electrical
leads for interruption, short to voltage and short to
ground see b 9.7.3.
TI_40_2010_13_01_02.fm
9.6

Checking the start detection system

. Remove the filter cover
. Remove starter
. Remove shroud
9.6.1 Mechanical check
. Set choke lever to position } – the cam (1)
must actuate the pin (2) of the micro switch (3)
9.6.2

Electrical check

1
2
. Disconnect the plug (1) from the solenoid (2)
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3
2
1