TM 1-1520-238-23
13-86
Change 4
13.28.
ECS CREW STATION DUCTS REMOVAL/INSTALLATION
13.28.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
13.28.2. Initial Setup
Tools:
Aircraft mechanics tool kit (item 376, App H)
Light duty laboratory apron (item 27, App H)
Chemical protective gloves (item 154, App H)
Adjustable air filtering respirator (item 262, App H)
Materials/Parts:
Gasket(s)
Adhesive (item 13, App F)
Adhesive (item 16, App F)
Tape (item 208, 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
2.161
Remove pilot/CPG seat (if required)
2.2
Appropriate fairings and doors removed and
opened
NOTE
Although ducts differ in configuration and
location, this task is typical for removal
and installation of crew station ducts 12
thru 33 and associated components.
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