Chain Tensioner - Stihl 088 Owner's Manual

3.4

Chain Tensioner

- Remove inner side plate - see
3.3.1.
• Rotate the spur gear clockwise
until the tensioner slide (1) butts
against the thrust pad (2).
• Take out the retainer (1).
• Take out the screw (2).
• Remove the cover plate.
STIHL 088
• Take out the brake washer.
• Pull out the spur gear.
• Take out the tensioner slide with
adjusting screw and thrust pad.
• Inspect the teeth on the spur gear
and adjusting screw (1). If the teeth
are damaged, pull off the thrust pad
(2), take the adjusting screw out of
the tensioner slide (3) and replace
both parts.
Note: The adjusting screw and spur
gear must be replaced together.
Reverse the above sequence to install
the chain tensioner.
- Coat teeth of adjusting screw and
spur gear with grease, see 11.2,
before refitting.
• Check that O-ring is fitted in spur
gear and lubricate it with a little oil
before installing.
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