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Husqvarna 120 - Working Techniques for Chain Saw Operation; Pre-Operational Checks; General Working Instructions; Basic Safety Rules for Operation

Husqvarna 120
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20 - English
4
Loosen the screws and remove carefully the covers
over the brake spring. See figure 3.
Fig 3
5
Hold one hand over the brake spring and press in
a small screwdriver into the spring. Carefully bend
upwards until the spring is released and slides onto
the screwdriver, see figure 4.
Fig 4
WARNING!
Exercise care to ensure the spring
does not fly out and cause personal
injury. Wear protective goggles.
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.
Measure the thickness of the chain brake band.
It must not be less than 0,6 mm in any place.
See figure 5.
Lubricate the knee joint with grease.
Fig 5
0,6 mm
6.2 Assembling the chain brake
1
Fit the knee joint and the brake band together.
Place the knee joint with the fitted chain brake
band in the opening in the clutch cover. The space
for the spring in the cover must be lubricated with
grease. See figure 6.
Fig 6

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