TM 1-1520-238-23
7-264
Change 1
7.64.
UTILITY HYDRAULIC MANIFOLD REMOVAL/INSTALLATION
7.64.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
7.64.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Light duty laboratory apron (item 27, App H)
1 1/2 x 1/2-inch drive open end box socket wrench
crowfoot attachment (item 72, App H)
Industrial faceshield (item 129, App H)
Chemical protective gloves (item 154, App H)
30 - 150 inch-pound 3/8-inch drive click type torque
wrench (item 441, App H)
Materials/Parts:
Filter
Damping fluid (item 69, App F)
Hydraulic fluid (item 92, App F)
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 doors T250L, T250R, T290L,
T290R, L325, and R325 opened; fairing
T355 removed
7.57
Utility hydraulic system vented
1.38
Utility hydraulic accumulator vented
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