TM 1-1520-238-23
Change 4
11-63
11.9.
LONGITUDINAL AND COLLECTIVE BELLCRANKS REMOVAL/INSTALLATION
11.9.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
11.9.2. Initial Setup
Tools:
Aircraft mechanic’s 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)
1 13/16 x 3/4-inch drive socket wrench socket
(item 307, App H)
1 5/8 & 1 13/16-inch open end wrench (item 422,
App H)
0 - 600 foot-pound 3/4-inch drive deflecting frame
torque wrench (item 443, App H)
Materials/Parts:
Cotter pin (2)
Corrosion preventive compound (item 62A, App F)
Sealing compound (item 176, App F)
Personnel Required:
67R
Attack Helicopter Repairer
One person to assist
67R3F
Attack Helicopter Repairer/Technical
Inspector
References:
TM 1-1520-238-T
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.2
Access fairings T205L and T205R removed;
panels L200 and R200 removed
11.10
Lateral bellcrank and lateral links removed
11.13
Longitudinal links removed
11.12
Aft longitudinal bellcrank removed
WARNING
FLIGHT SAFETY PART
The forward longitudinal bellcrank
and the collective bellcrank are flight
safety parts. Failure to follow
maintenance instructions may result
in serious injury or death of
crewmembers and/or serious damage
to the helicopter.
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M04-1727-1
