Throttle Trigger - Husqvarna 340 Workshop Manual

Throttle lock/throttle trigger – removal
1
Remove the throttle lock by pressing it to the right
and pulling upwards at the same time until you
hear a click. Repeat this while pressing the throttle
switch to the left. When you hear a click the throttle
switch is free and can be lifted out.
2
Drive out the steel pin using a 2.5 mm diameter
drift. Push it out from the flywheel side of the saw.
3
1
Remove the throttle trigger by pulling downwards
while twisting it to the right and then left. Lift out the
spring.
2
4
1
3
2
Cleaning and inspection
• Clean the parts and check that the locking
mechanism is not worn.
• Lubricate the throttle lock with oil.
• The throttle trigger can be pinned if the locking
mechanism is worn.
• Check that the spring is not broken and has not
lost its tension.
Throttle lock/throttle trigger – refitting
1
Press the throttle trigger into its retaining clips,
inserting the back edge first.
2
Fit the steel pin, driving it in from the clutch side of
the saw.
3
Press down the spring while pressing the throttle
lock into the front retaining clip. Press the throttle
lock downwards and to the right until you hear a
click. Repeat this procedure, pressing the throttle
lock to the left until you hear another click.
4
Check the operation of the throttle lock by trying to
press the throttle trigger without pressing down the
throttle lock. Also check that the throttle lock
returns to its original position when it is released.
Repair instructions
17
English –