TM 9-2350-287-20-1
7-22. APU CONTROL BOX REPAIR (continued).
2.
Disconnect ground wire (21), wire 61A (22) and wire 61 (19) from wiring harness connector (23).
3.
Disconnect wire 420 (13)
4.
Disconnect wire 419 (16)
5.
Disconnect wire 421 (18)
and wire 420 B (14) from oil pressure gage (12).
from circuit breaker (15).
from fuel shutoff switch (17).
6.
Disconnect wire 65 (27) from start switch (28).
7.
8.
9.
Disconnect plug (29) with wires
Disconnect plug (24) with wires
420 and 27 attached,
493 and 27 attached,
Disconnect wire 487 (26) from circuit breaker (31 ).
from low oil pressure indicator (30).
from high air temperature indicator (25).
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