TM 1-1520-238-23
7-414
7.111.
TURRET COUPLING HALVES REPLACEMENT
7.111.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
7.111.2. Initial Setup
Tools:
Aircraft mechanics tool kit (item 376, App H)
Light duty laboratory apron (item 27, App H)
Industrial faceshield (item 129, App H)
Chemical protective gloves (item 154, App H)
Materials/Parts:
Hydraulic fluid (item 92, App F)
Wire (item 226, App F)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
References:
TM 9-1090-208-23
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
TM 9-1090-208-23
Gun turret removed
NOTE
This task is typical for pressure and re-
turn turret coupling halves.
7.111.3. Removal
a. Remove tube (1) from coupling (2).
(1) Hold coupling (2).
(2) Remove nut (3) from coupling (2).
b. Remove coupling (2).
(1) Remove lockwire from nut (4).
(2) Hold coupling (2). Remove nut (4).
(3) Remove and discard coupling (2).
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