TM 1-1520-238-23
12-72
12.22.
APU FIRE PANEL CIRCUIT CARD REPLACEMENT (AVIM) - continued
12.22.3. Removal
a. Remove connector (1) from circuit card (2).
(1) Remove four screws (3), washers (4), and
nuts (5).
(2) Remove connector (1).
b. Remove switch (6) from circuit card (2) and
panel (7).
(1) Remove nut (8) from switch (6).
(2) Remove switch (6), lockring (9), and washer
(10).
c. Remove post (11) from circuit card (2) and
panel (7).
(1) Remove screw (12) and washer (13).
(2) Remove screw (14) and post (11).
WARNING
Soldering iron can cause severe
burns to personnel and start fires.
Observe all safety precautions when
using soldering iron. If injury occurs,
seek medical aid.
d. Identify and desolder wires (15) from circuit
card
(2).
Use
soldering
iron
(TM 55-1500-323-24).
e. Remove circuit card (2) from panel (7).
12.22.4. Cleaning
a. Wipe removed and attaching parts with a
clean rag.
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