a. Disassembly
b. Assembly
TM 9-2320-280-20-3
12-43. ARCTIC HEATER CONTROL BOX ASSEMBLY MAINTENANCE
This task covers:
a. Disassembly
b. Assembly
INITIAL SETUP:
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Equipment Condition
Arctic heater control box assembly removed
(para. 12-42).
Manual References
TM 9-2320-280-24P
NOTE
Prior to removal, tag all leads for installation.
1. Remove nut (6), washer (4), and toggle switch (5) from control box (9). Disconnect leads (16), (19),
and (22) from toggle switch (5).
2. Remove two screws (21) and circuit breaker (20) from control box (9). Disconnect leads (15), (14),
and (13) from circuit breaker (20).
3. Remove nut (8), washer (7), and toggle switch (10) from control box (9). Disconnect
leads (22), (12) (13), (24), and (23) from toggle switch (10).
4. Remove grommet (18) and harness (17) from control box (9).
5. Remove two screws (2) and LED assembly (1) from control box (9).
6. Remove name plate (3) from control box (9).
1.
2.
3.
4.
5.
6.
Install name plate (3) on control box (9).
Install LED assembly (1) on control box (9) with two screws (2).
Install grommet (18) and harness (17) on control box (9). Ensure lead (11) and LED assembly (1) are
installed through grommet (18) and out of control box (9).
Connect leads (12), (24), (13), (22), and (23) to toggle switch (10). Install toggle switch (10) on control
box (9) with washer (7) and nut (8).
Connect leads (15), (14), and (13) to circuit breaker (20). Install circuit breaker (20) on control
box (9) with two screws (21).
Connect leads (16), (19), and (22) to toggle switch (5). Install toggle switch (5) on control box (9) with
washer (4) and nut (6).
12-64
