TM 1-1520-238-23
13-10
13.3.
ENVIRONMENTAL CONTROL UNIT (ENCU) REMOVAL/INSTALLATION - continued
13.3.6. Installation
a. Install ENCU (2) on support (30). Torque four
bolts (31) to 70 INCH-POUNDS.
(1) Position ENCU (2) on support (30).
(2) Install four bolts (31) and washers (32).
Torque bolts to 70 INCH-POUNDS. Use
torque wrench.
(3) Apply sealing compound to forward two bolts
(31) and washers (32). Use sealing
compound (item 174, App F).
b. Install sleeve (28) on duct (26) and ENCU (2).
(1) Install sleeve (28) and two clamps (29) on
ENCU (2).
(2) Center sleeve (28) over duct (26) and ENCU
(2).
(3) Tighten clamps (29).
c. Install cuff (25) on duct (26) and ENCU (2).
(1) Position cuff (25) over duct (26) and ENCU
(2).
(2) Secure cuff (25) velcro strips together.
(3) Install tape (27) on cuff (25). Use tape
(item 200, App F).
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2
31
32
30
M04-719-12
M04-719-15
29
26
29
2
25
27
28
