TM 10-4320-307-24
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DRIVE BELTS ADJUST/REPLACE (CONT).
2.
Remove water pump drive belt as follows:
Severe injury may result from contact with rotating
engine parts, V-belts, or fan. Shut off the engine
when it is necessary to inspect, service, or perform
maintenance on any moving parts. Close control
panel to prevent accidental starting.
a.
Remove two bolts (7) and washers (8) securing
guard (9) to engine and remove guard.
b.
Loosen three screws (10) in fan hubbracket (11)
and move bracket (11) toward accessory drive
pulley (12) to take tension off fan drive V-belts (13).
c.
Remove fan drive V-belts (13) from accessory drive
pulley (12).
d.
Loosen idler pulley shaft locknut (14).
e.
Turn adjusting screw (15) counterclockwise to
release tension on water pump drive belt (16).
f.
Remove water pump drive belt (16) from water
pump pulley (17), idler pulley (18), and pull drive
belt (16) out between fan drive pulley (19) and
accessory drive pulley (12).
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