TM 1-1520-238-23
2-698
2.197.
TAILBOOM PRIMARY HYDRAULIC TUBES ARMOR CHANNELS
REMOVAL/INSTALLATION
2.197.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
2.197.2. Initial Setup
Tools:
Aircraft mechanics tool kit (item 376, App H)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.2
Access door R330 opened
CAUTION
Use caution when entering tailboom inte-
rior to prevent damage to electrical wir-
ing, antenna cables, and related
components.
2.197.3. Removal
a. Remove forward armor channel (1) and aft ar-
mor channel (2) from airframe (3).
(1) Remove four screws (4), washers (5), and
eight washers (6) from channels (1) and (2).
(2) Remove channels (1) and (2).
(3) Remove clamp blocks (7) from hydraulic
tubes (8).
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