TM 1-1520-238-23
9-470.2
Change 7
9.125A. TEMPERATURE ALARM CONTROL UNIT FILTER REPLACEMENT – continued
(6) Remove four screws (12), washers (13) and
locknuts (14) and remove filter box (11).
9.125A.4. Cleaning
a. Clean removed and attaching parts (para
1.47).
9.125A.5. Inspection
a. Check connectors for damaged pins, cracks,
cuts, or broken wires (para 9.104).
b. Check removed and attaching parts for dam-
age (para 9.104).
c. Check wires for wear, cuts, and breaks (para
9.104).
d. Check removed and attaching parts for corro-
sion (para 1.49).
9.125A.6. Installation
a. Install temperature alarm control unit filter
box (11).
(1) Position control unit filter box (11) on mount
and secure with four screws (12), washers
(13) and locknuts (14).
(2) Attach connector (9) to receptacle J1 (10).
(3) Position control unit mount (8) and secure
with four screws (5), washers (6) and stand-
offs (7).
(4) Attach connector P201A (1) to receptacle
(A418)J1 (2) and connector P200A (3) to re-
ceptacle (A419)J1 (4).
b. Perform
electrical
bond
check
(TM 55-1500-323-24).
(1) Bond shall be 0.1 OHM or less. Use
ohmmeter.
c. Inspect (QA).
d. Install access covers L545 and R545 (para
2.2).
e. Perform drive system maintenance opera-
tional check (TM 1-1520-238-T).
END OF TASK
