Silencer; Chain Catcher - Husqvarna 340 Workshop Manual

Repair instructions
Silencer – removal
!
WARNING!
Do not touch the silencer until it
has cooled down, otherwise you
may burn yourself.
1
Remove the cylinder cover.
2
Model 351/G and 346XP/G.
Remove the lower bolt from the silencer support.
3
Unscrew the bolts.
Lift off the silencer.
Remove the gasket and cooling plate.
4
If the saw is fitted with a spark arrestor mesh this
must also be removed.
Cleaning and inspection
Clean the mating surfaces of the gasket, cooling
plate and cylinder.
• Check that there are no cracks or other defects
in the silencer.
• Check that the spark arrestor mesh is not
damaged.
• Check that the gasket is undamaged.
14
– English
Silencer – refitting
1
If the saw is equipped with a spark arrestor mesh
this should be fitted first.
2
Fit the cooling plate, gasket and silencer onto the
cylinder. Also fit the silencer support to models
351/G and 346XP/G.
Tighten the bolt(s) to a torque of 8–10 Nm.
3
Fit the cylinder cover. If the cylinder cover is secured
with bolts, tighten them to a torque of 2–3 Nm.
4
On models 351/G and 346 XP/G, fit and tighten the
bottom bolt for the silencer support.
5
Run the saw for at least 1 minute, then retighten
the silencer to 8–10 Nm.
Chain catcher – replacement
1
Unscrew the blade bolts and remove the chain and
guide bar.
2
Remove the chain catcher and replace it with an
aluminium chain catcher. It is important to replace
the chain catcher when it is worn because its job is
to stop the chain if it snaps.
3
Refit the chain and guide bar.