Repair Heater, Duct Type, Stationary (Duct #4, #5, #6, #7, #8, #9, #10, #11, #12, #12A, #13, #14, #15, #16). (FIGURE 3-4)

TM 55-1905-223-24-17

3-13. Repair Heater, Duct Type, Stationary (Duct #4, #5, #6, #7, #8, #9, #10, #11, #12, #12A, #13, #14, #15,

#16). (FIGURE 3-4)

This task covers:

a. Repair

INITIAL SETUP :

Equipment Condition

Tools

Circuit breaker switched OFF, power

Tool kit, general mechanic's,

panel locked and tagged "Out of

Service - Do Not Operate."

Tool kit, electrician's,

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

operation and equipment location.

Materials/Parts

Tags, Item 1, Appendix C

Manual limit capillary reset

P/N 41984011

Automatic limit capillary reset

P/N 50025003

Airflow switch P/N 51085002

Air probe P/N 41653001

Control contactor P/N 52332005

(Duct 8, 11)

REPAIR

WARNING

Make sure electrical power is OFF to avoid personal injury.

Turn electrical power to heater (3) OFF and open terminal box door (7).

Replace manual capillary reset (4) and/or automatic capillary reset (5):

(1)

Tag and disconnect electrical wiring from appropriate reset.

(2)

Remove mounting screws and remove reset.

(3)

Install new reset.

Connect electrical wiring to proper terminal on reset.

3-24