TM 1-1520-238-23
7-374
7.97.
UTILITY HYDRAULIC RETURN ACCUMULATOR NITROGEN MANIFOLD TUBE
REMOVAL/INSTALLATION
7.97.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
7.97.2. 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 1-1520-238-T
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.2
Access fairing L175 removed
7.57
Utility hydraulic system vented
1.39
Utility hydraulic return accumulator vented
7.97.3. Removal
a. Loosen four screws (1) on hydraulic accumu-
lator clamps (2).
(1) Hold nuts (3). Loosen screws (1).
b. Remove tube (4) from manifold (5) and accu-
mulator (6).
(1) Remove nut (7) from manifold (5).
(2) Hold union (8). Remove nut (9).
(3) Remove tube (4).
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