Stihl 4137 Series, Manual, Page: 28 / 58

27 Series 4137 Components - HT
To avoid the risk of electrocution, do
not start the engine while the control
handle is exposed.
:
Take out the screws (arrows).
– Remove the handle molding.
:
Remove the torsion spring.
:
Disconnect the throttle trigger (1)
with attached throttle cable (2)
from the pivot.
VA
936RA251
1
2
:
Disconnect the throttle cable
from the throttle trigger.
VA
936RA249
:
Lift the contact spring (1) slightly
and remove the throttle cable (2).
:
Pull the interlock lever with
contact spring off the pivot.
VA
936RA250
:
Remove the contact spring
(arrow) from the interlock lever.
Install in the reverse sequence.
:
Position the throttle cable (1),
contact spring (2), protective tube
(3) and insulator (4) correctly.
– Tighten down the screws firmly,
b
3.2
8.2 Control Handle up to 2001
8.2.1 Throttle Trigger/Interlock Lever