
Belt drives Servicing and maintenance works
© 2008 45
6
Tighten belt
z
Loosen screw (1).
z
Remove the outer half of the belt pulley (2).
z
Remove belt and fit new one.
z
Checking the belt tension (
43).
Tighten belt
z
In order to re-tension, remove one or more of the
intermediate discs (3) on the inside. Place the re-
moved discs on the removed belt pulley half (2)
on the outside.
z
Re-tighten screw (1). Turn the engine over whilst
tightening to prevent trapping the V-belt.
Air compressor with double V-belt
z
Unscrew hex. nut (1), remove V-belt pulley half
(2), V-belt (3) and intermediate pack of discs (7).
z
Remove intermediate disc (4), rear V-belt (3), in-
termediate pack of discs (6) and the V-belt disc
half (5).
z
To re-tighten, remove one or more of the inter-
mediate discs from the packs (6) and (7). Place
the removed discs in front of, or behind, the V-
belt pulley halves (2) to ensure that the belt align-
ment is maintained. Always remove the same
number of intermediate discs from each pack.
z
Installation in reverse order. Turn the engine
over whilst tightening the nut (1) to prevent the V-
belt from being trapped.
OBJ_DOKU-16314-001.fm Seite 45 Donnerstag, 24. Juli 2008 11:18 11
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