TM 1-1520-238-23
12-144
SECTION IV.
ANTI-ICE/DE-ICE SYSTEM MAINTENANCE
12.46.
ANTI-ICE/DE-ICE SYSTEM INSPECTION
12.46.1. Description
This task covers:
Inspection.
12.46.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
References:
TM 55-1500-323-24
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
12.46.3. Inspection
a. Check anti-ice panels for illegible lettering, damaged indicator lights, and loose knobs or switches.
None allowed.
b. Check components for nicks, dents, scratches, and gouges.
(1) Minor scratches without burrs or raised material that does not penetrate through protective finish are
acceptable.
(2) Nicks and gouges that exceed 0.040 INCH or 10 percent of material thickness are not allowed.
c. Check components for cracks. None allowed.
d. Check components for corrosion (para 1.49).
e. Check general mounting hardware for cracks, gouges, nicks, scratches, chafing, damage, rounded
flats, and stripped or damaged threads. Replace damaged hardware.
f. Check connectors for loose or bent pins, loose wires, and stripped or damaged threads
(TM 55-1500-323-24).
g. Check connectors for smooth operation and positive locking action (TM 55-1500-323-24).
h. Check wire harness for cuts, nicks, chafing, fraying, and security of installation (TM 55-1500-323-24).
END OF TASK
