TM 5-3825-229-14&P
4-57. FAN AND FAN BELT (cont).
c.
Adjustment of Fan Belt.
NOTE
Radiator is removed for clarity.
(1)
Depress fan belt at a point (5) midway
between alternator pulley and crankshaft
pulley (6).
(2)
Belt should deflect approximately 3/4 inch
(19.05 mm). If adjustment is not correct,
adjust as follows.
(3)
Loosen alternator mounting screws (1 and
(2).
(4)
Move alternator (3) toward engine to
loosen belt or use a pry bar or pull
alternator away from engine to tighten
belt.
(5)
With belt in correct adjustment, hold
alternator in position and tighten screws
(1 and 2). (Tighten screws (1) to a torque
of 23 Nm (17 ft lb). Tighten nuts on
screws (2) to a torque of 39 Ib-ft (52 Nm)
(wet).
(6)
Check belt deflection para. 4-57. c. (2) to see that deflection is correct.
d.
Removal of Fan Belt.
(1)
Refer to para. 4-57. a. above and remove fan guard.
(2)
Refer to para. 4-58. a. and remove belt guard.
(3)
Loosen alternator mounting screws (1 and 2).
NOTE
Radiator is removed for clarity.
(4)
Move alternator (3) towards engine to loosen belt as completely as possible.
(5)
Remove fan belt (4) from pulley on alternator (3). Slip fan belt (4) from grooves in water pump
pulley (5) and crankshaft pulley (6).
(6)
Remove fan belt (4) from engine.
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