TM 1-1520-238-23
13-8
13.3.
ENVIRONMENTAL CONTROL UNIT (ENCU) REMOVAL/INSTALLATION - continued
13.3.3. Removal
a. Remove wire harness W119 (1) from ENCU (2).
(1) Detach connector P287 (3) from temperature
control valve receptacle (L39)J1 (4).
(2) Detach connector P285 (5) from temperature
control sensor receptacle (A43)J1 (6).
(3) Remove four screws (7), washers (8), and
nuts (9) from clamps (10) and brackets (11).
(4) Remove tiedown strap (12) from harness (1).
NOTE
If ENCU is to be replaced, go to step b. If
ENCU is to be reinstalled, go to step c.
b. Remove four brackets (11) from ENCU (2).
(1) Remove four screws (13) and washers (14)
from ENCU (2).
(2) Remove and retain four brackets (11).
(3) Install four screws (13) and washers (14) on
ENCU (2).
c. Remove coupling (15) from duct (16) and
ENCU (2).
(1) Remove nut (17) and coupling (15).
(2) Remove and discard packing (18).
d. Remove sleeve (19) from duct (20) and ENCU
(2).
(1) Loosen two clamps (21).
(2) Remove sleeve (19) and clamps (21).
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M04-719-3
12
1
2
5
6
8
7
8
4
3
14
10
11
11
9
13
7
9
11
14
13
7
8
10
119
14
13
10
10
14
9
16
18
15
2
17
M04-719-4
19
21
M04-719-5
21
2
20
