Mitsubishi 1989-1993 GALANT Service Manual page 134

rack
Crack '
Rounded belt side
Abnormal wear
(fluffy canvas fiber)
Rubber
exposed
T o o t h missing and
canvas fiber exposed
ENGINE <DOHC> - Timing Belt
INSPECTION
TIMING BELTS
The timing belts must be checked closely. Should the following
defects be evident, replace the belt with a new one.
Glossy, non-elastic, and so hard that no mark is produced
even when scratched by a fingernail.
(3) Cracked or separated canvas
Crack
NOTE
Normal belt should have clear-cut sides as if cut by a sharp
knife.
Initial stage:
Canvas on load side tooth flank worn (Fluffy canvas
fibers, rubber gone and color changed to white, and
unclear canvas texture)
Final stage:
Canvas on load side tooth flank worn down and rubber
exposed (tooth width reduced)
TENSIONER PULLEY AND IDLER PULLEY
play, and unusual noise. Replace the pulley if any of these
defects is evident.