TM 1-1520-238-23
4-376
Change 4
4.118.
NO. 1 AND NO. 2 ENGINE FORWARD LOWER MOUNT REMOVAL/INSTALLATION
4.118.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
4.118.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
0 - 600 inch-pound 3/8-inch drive dial indicator torque
wrench (item 447, App H)
Materials/Parts:
Wire (item 226, App F)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
4.3
No. 1 engine removed or
4.8
No. 2 engine removed
NOTE
This task is typical for No. 1 or No. 2
engine forward lower mount.
4.118.3. Removal
a. Remove mount (1) from engine (2).
(1) Remove lockwire from bolts (3).
(2) Remove four bolts (3) from engine boss (4).
(3) Remove mount (1).
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M04-2503-1A
3
M04-2503-2
4
1
2
