2.21.12 V-Belt Replacement, Models 609-C and US636HCCD-l. (Continued)
Idler pulley is under spring tension.
Use care when pushing idler pulley.
Failure to obey this warning may result in personal injury.
a.
Push idler pulley (Figure 2-126, 1) up to relieve tension on blower V-belts
( 2 ) .
b.
Remove two blower V-belts (2) from cooling air blower pulley (3), crankshaft
pulley (4), and idler pulley (1).
2.21.12.2 Installation.
a .
Place two blower V-belts (2) on idler pulley (1).
Idler pulley is under spring tension.
Use care when pushing idler pulley.
Failure to obey this warning may result in personal injury.
b .
Push idler pulley (1) up to provide relief for two blower V-belts (2).
c .
Place two blower V-belts (2) over cooling air blower pulley (3) and two
outside grooves of crankshaft pulley (4).
e .
Release idler pulley (1).
TM 10-3420-344-24
2-291
