TM 1-1520-238-23
7-536
7.140.
SECONDARY AIR FLEXIBLE CONNECTION FLANGED SEAL REPLACEMENT continued
7.140.3. Removal
a. Remove seal assembly (1) from tube (2).
(1) Remove and discard seal (3) from seal as-
sembly (1).
7.140.4. Cleaning
a. Wipe removed and attaching parts with a
clean rag.
7.140.5. Inspection
a. Check tube for cracks, dents, and scratches
(para 7.114).
b. Check removed and attaching parts for corro-
sion (para 1.49).
7.140.6. Installation
a. Install seal (3) in seal assembly (1).
(1) Lubricate new seal (3). Use petrolatum
(item 138, App F).
b. Install seal assembly (1) on tube (2).
c. Inspect (QA).
d. Install bleed air shutoff valve (para 7.139).
e. Perform pressurized air system leak check
(para 7.115).
f. Secure access doors T250L, T250R, T290L,
T290R, and L325 (para 2.2).
END OF TASK
M04-2595-2
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