Functional Inspection; Dismantling The Muffler; Cleaning And Inspection; Assembling The Muffler - Husqvarna 560XPG Workshop Manual

NOTE!
After repairing, the chain brake must be
inspected in line with the instruction below.

6.3.1 Functional inspection:

Do not turn on the motor when carrying out this
inspection.
Bar length
15-20"
21-28"
• Hold the chain saw over a stable surface. The
distance between the bar and the surface is
shown in the table above.
• Let go of the front handle and let the chain saw
drop toward the surface underneath.
• When the bar hits the surface the chain brake
must trigger.

6.4 Dismantling the muffler

WARNING!
Do not touch the muffler until it has
cooled. Risk of burns.
1. Remove the cylinder cover, muffler, gasket and
cooling fin.
2. If the carburettor is fitted with spark arrestor
mesh, this is removed. If necessary, use the
combination spanner to push down the plate
edge and remove the spark arrestor mesh. See
figure 12.

6.5 Cleaning and inspection

• Clean and check all components carefully.Parts
must be replaced if cracked 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 saw will overheat if the mesh is
clogged resulting in damage to the cylinder and
piston.
• Never use a saw with a clogged or defective
muffler.

6.6 Assembling the muffler

If the carburettor is fitted with a spark arrestor mesh,
put it in place first. When fitting the mesh, make sure
that the mesh is inserted in the right position. If
necessary, use the combination spanner to insert the
mesh.
Fit the:
• cooling fin
• gasket
• muffler(cylinder screw), tightening torque of 19 Nm.
• muffler (crankcase screw), tightening torque of
14-16 Nm.
• Cylinder cover
3. Warm up the saw for at least one minute and
retighten the mufflers cylinder screws to 17 Nm.
Height
50 cm
70 cm
Fig 11
Fig 12
Safety equipment
14
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