TM 1-1520-238-23
12-133
12.41.
FIRE EXTINGUISHER ELECTRONIC MODULE REPLACEMENT
12.41.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
12.41.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Light duty laboratory apron (item 27, App H)
Chemical protective gloves (item 154, App H)
Adjustable air filtering respirator (item 262, App H)
Materials/Parts:
Adhesive (item 3, App F)
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
12.38
Primary and/or reserve fire extinguisher re-
moved
NOTE
This task is typical for primary or reserve
fire extinguishers.
12.41.3. Removal
a. Identify and depin wires (1) from electronic
module (2) (TM 55-1500-323-24).
b. Remove and discard module (2) from fire ex-
tinguisher (3).
12.41.4. Cleaning
a. Clean adhesive from fire extinguisher (para
1.47).
12.41.5. Inspection
a. Check removed and attaching parts for corro-
sion (para 1.49).
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