Stop Contact - Stihl 064 Service Manual

STIHL 064, 066
5.1.4

Stop Contact

Top:
Contact sleeve locates against
contact spring
Bottom:
1 = Ground wire from LED
2 = Ground wire from ignition module
The short circuit system is in order
if the short circuit wire's contact
sleeve locates against the contact
spring when the Master Control
lever is in the "STOP" position.
A continuity test with an ohmmeter
must show S2.
- Remove the switch shaft - see 8.3.
Top:
Ground wire from ignition module
Bottom:
Removing contact spring from shaft
Note: Only one ground wire is
attached to the contact spring of
machines without LED.
- Use a screwdriver to press the
contact spring down and off the
shaft.
Top:
Pushing shaft sideways through
bearing bore
Bottom:
Pushing shaft back into bearing bore
- Use bent nose pliers to push the
shaft to the left through the bear-
ing bore in the housing web.
- Take the contact spring out of the
tank housing and fit a new one in
its place.
- Use a screwdriver to push the
shaft to the right and fully into
the bore in the housing web.
51