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ARMY TM 9-4120-381-14
NAVY EE-000-CA-MMA-010/7053-AC
AIR FORCE TO 35E9-136-31
4-73. PULLEYS 50 HZ, RED (EVAPORATOR MOTOR AND CIRCULATOR FAN) - Continued
4-73. PULLEYS 50 HZ, RED (EVAPORATOR MOTOR AND CIRCULATOR FAN) - Continued.
ADJUST
1.
Close pulley gap.
2.
Line up notches.
3.
Open pulley gap two turns.
4.
To adjust 60 Hz pulleys (green) for 50 Hz operation perform steps 1, 2, and 5.
5.
Open pulley gap five 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.
Install two bolts (6) in unthreaded holes.
2.
Evaporator Motor Pulley.
a.
Install pulley (1) and align with 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).
4-142
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