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TM 9-2350-287-20-2
22-3.
M3 ELECTRIC AIR HEATER REPLACEMENT (continued).
2.
3.
4.
5.
6.
Install new lamp (7) and lens (6) on
heater (4).
Install heater (4) on deck or bracket (1 O)
with four screws (9), new Iockwashers
(11), and nuts (12).
Apply thin coat of sealant adhesive to
inside end surface of two hoses (1). Install
two hoses (1) on two adapters (3).
Slide two clamps (2 and 8) over ends of
two hoses (1). Secure two hoses (1) to
two adapters (3) with clamps (2 and 8).
Connect three wires (13) to heater (4).
FOLLOW-ON MAINTENANCE:
• Close upper and lower rear doors (refer to TM 9-2350-287-10).
22-5
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