TM-9-2320-361-34

2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

MAY 1992

TM-9-2320-361-34 - Page 681 of 764

TM9-2320-361-34

d. Assembly

17-15. PERSONNEL HEATER FLAME DETECTOR SWITCH MAINTENANCE

(Contd)

CAUTION

Ceramic rod is very

brittle and is easily broken; handle carefully.

1. Tilt microswitch (4) back on mount (5) and insert ceramic rod (1) in probe (6).

2. Position spring (9) in place and tilt microswitch (4) back into position.

3. Install washer (3) and adjusting screw (2) until microswitch (4) clicks, then continue an additional

3/4 turn.

4. Install sleeve (8) and nut (7) on probe (6).

I

e. Installation

1. Install flame detector switch (16) on heater housing (14). Tighten nut (15).

2. Install receptacle leads (12) on flame detector switch (16) with two new screw-assembled lock-

washers (11).

3. Install blower motor lead (18) on flame detector switch (16) with new screw-assembled lock-

washer (10).

4. Install ignition control leads (13) on flame detector switch (16) with two new screw-assembled lock-

washers (17).

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