TM 1-1520-238-23
Change 5
7-78.5
7.21B.
PRIMARY HYDRAULIC GSE FILL PORT FIVE MICRON CARTRIDGE FILTER ASSEMBLY
REPLACEMENT (ADG)
7.21B.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
7.21B.2. Initial Setup
Tools:
Aircraft mechanic’s 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)
10 - 50 inch-pound 1/4-inch drive click type torque
wrench (item 434, App H)
30 - 150 inch-pound 1/4-inch drive click type torque
wrench (item 435, App H)
Materials/Parts:
Packing (2)
Retainer packing (2)
Hydraulic fluid (item 92, App F)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.2
Access door R325 opened
7.3
Primary hydraulic system vented
7.57
Utility hydraulic system vented
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M04-5178-1
