TM 1-1520-238-23
2-56
2.21.
TURNLOCK STUD REPLACEMENT
2.21.1. Description
This task covers:
Removal. Installation.
2.21.2. Initial Setup
Tools:
Airframe repairman’s tool kit (item 377, App H)
Personnel Required:
68G
Aircraft Structural Repairer
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.21.3. Removal
a. Remove turnlock stud (1) from airframe (2).
(1) Remove retainer washer (3) from stud (1).
(2) Compress spring (4) of stud (1).
(3) Tilt and remove stud (1) from airframe (2).
(4) Discard stud (1).
2.21.4. Installation
a. Install new stud (1) on airframe (2).
(1) Compress spring (4) of stud (1).
(2) Tilt and insert stud (1) in airframe (2).
(3) Install washer (3) on stud (1).
END OF TASK
M04-1504-1
4
3
2
1
M04-1504-2
1
3
VIEW
ROTATED
2
1
2
4
