Led (066 Only) - Stihl 064 Service Manual

STIHL 064, 066
Setting gauge 1111 890 6400 inserted
between flywheel and ignition module
It is also necessary to change the flywheel
and fit the new WJ 10 A carburetor
(because of maximum speed governor).
Adjust and finetune the carburetor after
installation - see 11.7.
- Refit the ignition lead by screwing it into
the high voltage output.
- Coat the threads of the module
mounting screws with Loctite (see 12.2).
Place the ignition module in position,
insert the screws with washers (fit
ground wire under lower screw) but do
not tighten down yet.
- Slide the setting gauge between the
arms of the ignition module and the
flywheel magnets.
- Press the ignition module against the
flywheel. Tighten down the mounting
screws to a torque of 9 Nm (6.6 Ibf.ft)
and withdraw the setting gauge.
- Fit the fan housing.
5.1.7

LED (066 only)

Top:
Terminal socket on contact spring
Bottom:
Separating plug-in connection
1 = Insulating tube
The LED aids correct adjustment
of the carburetor (without a ta-
chometer) on machines with a
digital ignition.
- Remove the carburetor - see 11.4.
- Ease the terminal socket off the
contact spring.
- Pull the insulating tube off the
plug-in connection and separate
the two wires.
Top:
Withdrawing LED
Bottom:
Correct position of wires in
carburetor box
- Push the LED out of its seat and
remove it from the carburetor box.
Installation is a reversal of the
removal sequence.
Note: After installation, press the
wires into the retainers in the car-
buretor box (see illustration).
55