Alternator Belt Adjustment - Acura NSX 1997 Service Manual

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Alternator Belt Adjustment

Deflection Method:
1. Apply a force of 98 N (10 kgf, 22 Ibf) between the
alternator and crankshaft pulley, and measure its
deflection.
Deflection: 11-13.5 mm (0.43-0.53 in)
NOTE: On a brand-new belt, the deflection should
be 6-8 mm (0.24-0.31 in) before the belt has
had any running time on the engine.
ADJUSTING BOLT
8 N-m (0.8 kgf-m, 5.8 Ibf-ft)
ADJUSTMENT-LOCK
NUT
45 N-m (4.6 kgf-m, 33 Ibf-ft)
2. If belt deflection
adjustment-lock nut and the mounting bolt.
3. Turn the adjusting bolt until belt deflection is cor-
rect, then retighten the nut and bolt.
4. Recheck the belt tension.
Table of Contents
MOUNTING BOLT
45 N-m (4.6 kgf-m, 33 Ibf-ft)
CRANKSHAFT PULLEY
is incorrect, loosen
Tension Gauge Method:
1. Attach the belt tension gauge to the belt, and mea-
sure belt tension.
Tension: 450 - 650 N (45 - 65 kgf, 99-143 Ibf)
NOTE: On a brand-new belt, the tension should be
900 - 1100 N (90 - 110 kgf, 198 - 243 Ibf) before the
belt has had any running time on the engine.
ADJUSTING BOLT
8 N-m (0.8 kgf-m, 5.8 Ibf-ft)
ADJUSTMENT-LOCK
NUT
45 N-m (4.6 kgf-m,
33 Ibf-ft)
the 2. If belt tension is incorrect, loosen the adjustment-
lock nut and the mounting bolt.
3. Turn the adjusting bolt until belt tension is correct,
then retighten the nut and bolt.
4. Recheck the belt tension.
MOUNTING BOLT
45 N-m (4.6 kgf-m, 33 Ibf-ft)
BELT TENSION GAUGE
07JGG-001010A
CRANKSHAFT PULLEY