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ARMY TM 9-4120-381-14
NAVY EE-000-CA-MMA-010/7053-AC
AIR FORCE TO 35E9-136-31
4-72. PULLEYS 60 HZ, GREEN (EVAPORATOR MOTOR AND CIRCULATOR FAN) - Continued.
Figure 4-73. Pulleys 60 Hz, Green (Evaporator Motor And Circulator Fan)
ADJUST
1.
Close pulley gap.
2.
Line up notches.
3.
Open pulley gap four 1/2 turns.
4.
To adjust 50 Hz pulleys (red) for 60 Hz operation perform steps 1, 2 , and 5
5.
Open pulley gap four turns.
INSTALLATION
NOTE
To install pulley inside of cabinet, place pulley on mounting screw and secure with
large flat washer, small flat washer, lockwasher, and nut.
1.
Circulator Fan Pulley (Evaporator).
a.
Install pulley (7) and align with match mark on shaft (4).
b.
Tighten two bolts (6) in unthreaded holes.
2.
Evaporator Motor Pulley.
a.
Install pulley (1) and align with match mark on shaft (3).
b.
Tighten three set screws (2) (two on front and one on rear).
FOLLOW ON PROCEDURES
Install and adjust fan belt (para 4-69).
4-140
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