Mitsubishi — Inspection and Adjustment of V-Belt Tension
Adjustments · Fan and alternator belts
From a Mitsubishi service manual — check it applies to your exact model before use.
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Before you start
- Replace damaged belt; keep oil and grease away.
Procedure
- Apply pressure approx. 98 to 147 N [10 to 15 kgf] with thumb at belt midway.
- Measure deflection.
- If not within standard, loosen alternator mounting bolts.
- Turn adjusting rod to adjust belt tension.
- Tighten all mounting bolts.
- For fan side, loosen lock nuts and bracket bolts, adjust, then secure.
Tools required
- V-belt gage 32591-09100 Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Deflection 10 to 15 mm [0.394 to 0.591 in.]
Source: Mitsubishi service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.