Repair Motor, Electric, Alternating Current (EF #1 and #2) SF #1 and #2. (FIGURE 4-2).

TM 55-1905-223-24-17

4-12. Repair Motor, Electric, Alternating Current (EF #1 and #2) SF #1 and #2. (FIGURE 4-2).

This task covers:

a. Removal

b. Disassembly

c. Repair

d. Assembly

e. Replacement

INITIAL SETUP :

Tools

Equipment Condition

Tool kit, general mechanic's,

Circuit breaker switched to OFF, power

panel locked and tagged "Out of

Tool kit, electrician's,

Service - Do Not Operate."

Vent. fan, outlet cone, vane section,

Tool kit, refrigeration

and impeller removed:

and air conditioning,

(para. 4-11 for exhaust fans 1 and 2)

(para. 4-13 for supply fans 1 and 2).

Materials/Parts

See TM 55-1905-223-10 for HVAC systems

operations and equipment location.

Warning tags, Item 1, Appendix C

AC electric motor

P/N 314323660 (EF 1 and 2)

P/N 303158653 (SF 1 and 2)

Motor stator

P/N 314323660-2 (EF 1 and 2)

P/N 303158653-2 (SF 1 and 2)

Motor Rotor

P/N 314323660-3 (EF 1 and 2)

P/N 303158653-3 (SF 1 and 2)

Shaft

P/N 314323660-6 (EF 1 and 2)

P/N 303158653-6 (SF 1 and 2)

P/N 416821-3K (EF 1 and 2, SF 1 and 2)

Woodruff key

P/N 314323660-21 (EF 1 and 2)

P/N 303158653-21 (SF 1 and 2)

4-21