TM 1-1520-238-23
2-614
2.170.
PILOT/CPG ARMORED CREW SEAT FRAME ASSEMBLY HELICAL EXTENSION SPRING
REMOVAL/INSTALLATION
2.170.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
2.170.2. Initial Setup
Tools:
Aircraft mechanics tool kit (item 376, App H)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.161
Pilot/CPG armored crew seat tilted forward
WARNING
There is an upward spring preload on
the seat at all times. The seat must be
occupied whenever it is adjusted. If
the seat vertical adjust handle is
pulled when the seat is unoccupied,
the seat will snap to the full-up posi-
tion. This could cause severe injury to
personnel. If injury occurs, seek medi-
cal aid.
NOTE
This task is typical for left and/or right
helical extension springs.
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