TM 5-4930-244-14
4-43. HEATER ASSEMBLY - REPLACE.
This Task Covers:
a.
Removal
b.
Installation
Initial Setup:
Tools Required
Tool Kit, General Mechanic's: Automotive (Appendix B, Section III, Item 1).
Equipment Condition
Unit shut down and cool.
WARNING
·
DO NOT smoke or use open flame when working on the fuel system. An
explosion may occur, causing severe injury or death.
·
Prevent electrical shocks or burns. Do not wear jewelry or dog tags when
working on electrical components.
·
Clean up spills as soon as they occur. Spills may cause falls and serious
injuries.
a. Removal. (Refer to Figure 4-43).
(1)
Disconnect heater male plug (1), from female connector (2).
(2)
Disconnect fuel line (3) from heater fuel line (4) using quick disconnect (5).
(3)
To remove exhaust hose (6) on bottom of heater assembly (7), loosen T-clamp (8) and slide down on exhaust
hose (6). Remove exhaust hose (6).
(4)
Remove clamp (9) holding heater assembly (7) to heater plenum (10). Remove heater assembly (7) from heater
plenum (10).
b. Installation.
(1)
Place heater assembly (7) on heater plenum (10) and fasten with clamp (9).
(2)
Install exhaust hose (6) on bottom of heater assembly (7) and fasten with T-clamp (8).
(3)
Connect fuel line (3) to heater fuel line (4) using quick disconnect (5). (4) Connect heater male plug (1) to female
connector (2).
4-136
