4C-4 - CHARGING SYSTEM 90-823225--1 1096
Drive Belt Tension
Adjustment
V-Belt
1. Install drive belt on pulleys and adjust tension as
follows:
a. Pivot alternator away from engine, as re-
quired, until correct tension is obtained as
shown. Belt should depress 1/4 in. (6 mm).
72669
a
a - Check Point
b. After obtaining correct tension, securely re-
tighten alternator brace attaching bolts and
alternator mounting bolts.
2. If a new drive belt has been installed, recheck belt
tension after running for five minutes.
Serpentine Belt
1. Loosen 5/8 Inch locking nut on adjustment stud.
Leave wrench on adjustment stud.
2. Use a 5/16 Inch socket and tighten adjusting stud
until the correct deflection (1/4 Inch) is obtained.
NOTE: Belt deflection should be measured at the
longest distance between two pulleys. This distance
may vary depending on the particular power package
installation.
a
b
a - Check Point - 1/4 Inch Deflection
b - Idler Pulley
3. While holding adjustment stud at the correct belt
tension, tighten the 5/8 inch locking stud.
4. If a new drive belt has been installed, recheck belt
tension after running for five minutes.
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