Inspect and Adjust Alternator Belt (5075M)

Replace if worn or damaged.

NOTE: Run engine for 5 minutes to warm a cold belt. Let a hot belt cool for 15 minutes before adjustment.

LV18466
LV18466-UN-25JUL13

A - Tension Adjustment Cap Screw

B - Alternator Mounting Cap Screw

C - Alternator Frame

Check tension by pressing belt midway between pulleys. Belt deflection must be to specification.

ItemMeasurementSpecification
Alternator BeltBelt Tension—Deflection19 mm (.75 in.) at 89 N·m (20 ft-lbs)

Adjust tension by loosening tension adjustment cap screw (A) and alternator mounting cap screw (B). Using a breaker bar with a 3/8” drive, apply downward force to alternator frame (C) until belt tension is correct. Tighten adjustment cap screw and alternator mounting cap screw.

JZ81662,00010EC-19-20130724