Drive Belt: Adjustments

DRIVE BELT ADJUSTMENT [ZM]





Generator





P/S





P/S + A/C

1. Loosen mounting bolt A, B. and C.





Generator





P/S, P/S + A/C

2. Adjust the belt deflection or tension by turning the adjusting bolt D.





Caution:
- If the belt is replaced with a new one or the belt has been on a running engine for less than 5 minutes, adjust deflection or tension to "New" specification. Then warm up the engine, allow it to cool, and adjust deflection or tension to "Used" specification.
- If the belt has been on a running engine for more than 5 minutes, adjust deflection or tension to "Used" specification.





Deflection





Tension

3. Tighten mounting bolt A, B. and C.
4. Inspect the belt deflection or tension.
- If not within "Used" specification, repeat from Step 1.