TM 1-1520-238-23
4-131
4.41.
ENGINE BUILDUP NO. 2 ENGINE ANTI-ICE AND BLEED AIR SYSTEM
INSTALLATION continued
4.41.3. Installation
a. Install cooling door actuator hose (1). Torque
nut (2) to 25 INCH-POUNDS.
(1) Position coupling (3) around adapter (4) and
flange (5).
(2) Install coupling nut (2).
(3) Torque nut (2) to 25 INCH-POUNDS. Use
torque wrench.
b. Install valve support (6).
(1) Install four screws (7) and washers (8).
c. Install coupling (11) on anti-ice tube (9) and
port (10). Torque nut (12) to 25 INCH-POUNDS.
(1) Position coupling (11) around flanges (13)
and (14).
(2) Install coupling nut (12).
(3) Torque nut (12) to 25 INCH-POUNDS. Use
torque wrench.
d. Inspect (QA).
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