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STIHL 019 T
8
• Lever the brake band out of the
engine housing.
• Slip the strap off the bell crank
pivot pin (1).
• Push the strap to one side and
remove it from the hand guard
pivot pin (2).
Replace the brake band if:
- there are noticeable signs of wear
(large areas on inside diameter
and/or parts of outside diameter) and
- its remaining thickness is less than
0.6 mm (0.024").
Important!
Thickness of brake band
must not be less at
any
point.
• If the brake band is still serviceable,
use No. 120 emery paper or emery
cloth (grain size approx. 120µm) to
clean and roughen its entire friction
surface (inside diameter).
• Take out the screw.
- Remove the hand guard from its
seat on the fan housing.
• Remove brake band from the chain
sprocket and detach it from the bell
crank.
- Release tension of brake spring by
pushing the hand guard forwards.
- Remove chain sprocket cover.
• Ease the cover out of its
retainers.
3.3.2
Disassembly
• Use assembly tool (2)
1117 890 0900 to carefully
disconnect the brake spring (1).
• Unhook the brake spring from
the bell crank (3).
• Remove the E-clip,