Safety Equipment; Dismantling The Muffler; Assembling The Muffler - Husqvarna 129C Workshop Manual

6.1 Dismantling the muffler

WARNING!
Do not touch the muffler until it
has cooled. Risk of burns.
1
Remove the starter cover and clutch cover.
Remove the muffler. See "7.1 Dismantling the
starter" and figure 1.
2
If the muffler is fitted with a spark arrestor mesh,
this is removed.
Cleaning and inspection
• Clean and check all components carefully.
Replace parts that are broken or show signs of
other defects. Always use original spare parts.
• The spark arrestor mesh is best cleaned with a
wire brush.
• The mesh must be replaced, if damaged. The
trimmer will overheat if the mesh is clogged
resulting in damage to the cylinder and piston.
• Never use a trimmer with a clogged or defective
muffler.

6.2 Assembling the muffler

1
If the muffler is fitted with a spark arrestor mesh,
put the mesh in place first. When fitting the mesh,
make sure that the mesh is inserted in the right
position. See figure 2.
2
Fit the muffler. Start with the lower screw (A). Then
tighten the two upper screws (B) in two steps:
• First step: 6-8 Nm
• Second step: 8-10 Nm
See figure 1.
3
Fit the:
• clutch cover
• cylinder cover

6 Safety equipment

Fig 1
Fig 2
Safety equipment
19
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