TM 1-1520-238-23
12-141
12.44.
NO. 2 ENGINE FIRE EXTINGUISHER FITTING REPLACEMENT - continued
12.44.4. Cleaning
a. Wipe removed and attaching parts with a
clean rag.
12.44.5. Inspection
a. Check removed and attaching parts for
stripped or damaged threads (para 12.33).
b. Check removed and attaching parts for corro-
sion (para 1.49).
12.44.6. Installation
a. Install new fitting (1) on fire wall (2). Torque nut
(4) to 345 INCH-POUNDS.
(1) Position fitting (1) on fire wall (2).
(2) Install and hold three screws (5).
(3) Have one person install three washers (7)
and nuts (6).
(4) Hold elbow (3).
(5) Torque nut (4) to 345 INCH-POUNDS. Use
crowfoot and torque wrench.
b. Inspect (QA).
c. Install APU enclosure upper center cover and
upper forward panel (para 15.42).
d. Secure access doors T250L, T250R, T290L,
T290R, L325, and RN1 (para 2.2).
END OF TASK
M04-3722-3
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