Safety Equipment; Dismantling The Chain Brake - RedMax GZ4350 Workshop Manual

6.1 Dismantling the chain brake

WARNING!
Exercise care to ensure the spring
does not fly out and cause personal
injury. Wear protective goggles.
1
Release the brake by moving the front hand guard
backward. Loosen the bar nuts and remove the
clutch cover, guide bar and saw chain.
See figure 1.
2
Release the tension in the brake spring by press-
ing down on the lever. See figure 2.
Loosen the screws and carefully remove the cov-
ers over the brake spring. See figure 2b.
3
Hold one hand on top of the brake spring and
press in a small screwdriver (or special tool 513 63
70-01) into the spring. Carefully bend upwards until
the spring is released and it slides onto the screw-
driver, see figure 3.
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 4.
• Lubricate the knee joint with grease.

6 Safety equipment

Fig 1
Fig 2
Fig 2b
Fig 3
Fig 4
Safety equipment
0.6 mm
16
English -