TM 1-1520-238-23
8-128
8.50.
PILOT ICING SEVERITY METER REMOVAL/INSTALLATION – continued
d. Remove icing severity meter (1) from instru-
ment panel (2).
(1) Loosen screw (3).
(2) Pull meter (1) from panel (2).
(3) Identify and detach four wires (4) from meter
(1) (TM 55-1500-323-24).
8.50.4. Cleaning
a. Wipe mounting areas and indicator with clean
rag.
8.50.5. Inspection
a. Check meter for nicks, dents, and cracks (para
8.43).
b. Check wiring, connectors, and harnesses for
chafed
or
broken
insulation
(TM 55-1500-323-24).
8.50.6. Installation
a. Install severity meter (1) in panel (2).
(1) Attach identified wires (4) to meter (1)
(TM 55-1500-323-24).
(2) Install meter (1) in panel (2).
(3) Tighten screw (3).
b. Inspect (QA).
c. Perform rotor blades de-ice maintenance op-
erational check (TM 1-1520-238-T).
END OF TASK
1
2
3
1
4
M04-3738-2
2
3
1
M04-3738-3
+
-
AJ31-M1-L-
AJ31-M1-M-
AJ31-M1-L+
AJ31-M1-M+
4
4
4
4
1
