TM 1-1520-238-23
11-1160
Change 5
11.275. TAIL ROTOR DRIVE LINK INSTALLATION
11.275.1. Description
This task covers:
Installation.
11.275.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
10 - 50 inch-pound 1/4-inch drive click type torque
wrench (item 434, App H)
Materials/Parts:
Cotter pin (4)
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
WARNING
Heat-treated condition of the tail rotor drive link is critical to its serviceability. Any indication
of heat oxidizing (discoloration), where visually detectable, requires- replacement of the
part. This part must be protected from unscheduled heating and external impact during
inspection and handling procedures.
Shot-peened surface on tail rotor drive link is critical. This part shall be replaced or have the
peening restored if surface has had peening removed by wear or other cause. It also must be
protected from unscheduled heating and external impact during inspection and any other
handling procedures.
NOTE
This task is typical for installation of either tail rotor drive link.
If this task is being performed for one drive link, install parts in reverse order of removal.
Drive links are installed in same direction as swashplate rotation.
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