TM 1-1520-238-23
7-585
7.155.
ENVIRONMENTAL CONTROL UNIT AFT AIR TUBE REMOVAL/INSTALLATION
7.155.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
7.155.2. 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)
1/4 x 1/4-inch drive deep socket wrench socket
(item 296, App H)
Materials/Parts:
Packing (2)
Petrolatum (item 138, 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 doors T250L, T250R, T290L,
T290R, and L325 opened
13.15
ECS shutoff valve removed
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M04-2596-1
