TM 1-1520-238-23
4-445
4.140.
NO. 1 ENGINE POWER AVAILABLE SPINDLE GEARBOX REMOVAL/INSTALLATION
4.140.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
4.140.2. Initial Setup
Tools:
Aircraft mechanics tool kit (item 376, App H)
5/16 x 3/8-inch drive torque wrench adapter (item 21,
App H)
30 - 150 inch-pound 3/8-inch drive click type torque
wrench (item 441, App H)
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
2.2
Access door LN1 opened
4.143
No. 1 engine load demand spindle gearbox
removed
4.140.3. Removal
a. Enter pilot station (para 1.56). Observe all
safety precautions.
b. Set pilot No. 1 PWR lever (1) to FLY.
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PILOT STATION
M04-1086-6
1
M04-1086-7