TM 5-3895-369-14
4-68. DRIVE BELT REPLACEMENT.
This task covers:
b. Installation
a. Removal
INITIAL SETUP
Equipment Condition
Tools
Tool kit, general mechanics: automotive
TM or Para
Condition Description
Negative battery cables
Material/Parts
disconnected.
Drive belt
Hood removed.
a. Removal.
Use caution when removing drive belt.
Belt tensioner is extremely rigid and can
injure personnel.
(1) Unload belt tensioner (2) and remove drive
belt (1) from belt tensioner. Slowly release
belt tensioner.
(2) Remove drive belt (1) from pump pulley (3)
crankshaft pulley (4), fan pulley (5), and
alternator pulley (6).
b. Installation.
(1) Position drive belt (1) on alternator
pulley (6), fan pulley (5), crankshaft
pulley (4), and pump pulley (3), and load
belt tensioner (2).
(2) Install drive belt (1) on belt tensioner (2)
and slowly release belt tensioner.
(3) Measure belt (1) deflection at longest point using tension gauge at 80 to 110 lbs (36 - 49 kgs). Deflection
limit is l/2 to 3/8 in. (9.5 - 12.7 mm). If measurement is not within limits, replace belt.
NOTE
Follow-on Maintenance:
Connect negative battery cables (para 4-90).
Install hood (para 4-125).
END OF TASK
4-268
