Stihl 064 Service Manual page 68

STIHL 064, 066
Fitting pressure pad
- Fit a new expanded rubber press-
ure pad on top of the heating ele-
ment. The heating element must
be completely covered.
- Reconnect the two wires (do not
forget the insulating tube).
- Refit the handle molding and
carburetor box cover.
To check operation of heating
element:
- Run the saw at maximum revs
for no more than 30 seconds with
the heating switched on.
Note: The heat generated during
this process also helps the ele-
ment's adhesive set faster.
9.4 Heating Element in
Front Handle
Plug connections
2 = Wire to front handle heating element
4 = Wire to rear handle heating element
The heating element in the front
handle (handlebar) is not repla-
ceable. A new handle must be
fitted if the heating element is
faulty.
To replace the front handle,
remove the following parts:
- Carburetor box cover
- Air filter with filter base
- Carburetor
- Handle molding
Note: The following operations are
easier of the throttle rod is discon-
nected from the throttle trigger and
the switch shaft is taken out of its pivot
The short circuit wire can be left on the
switch shaft.
- Disconnect wires 2 and 4 and
use the assembly hook to pull
wire 2 into the carburetor box
through the insulating tube and
grommet.
Top:
Ground wires on switch's twin
connector tag
Bottom:
Pushing back grommet to expose
contact sleeve
- Remove the ground wire terminals from
the twin connector tag on the switch.
- Push the rubber grommet back a little on
the connecting wire and use pliers to pull
the contact sleeve out of the switch.
- Slip the rubber grommet off the connecting
wire.
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