TM 1-1520-238-23
Change 3
2-671
2.187.
PILOT BORESIGHT RETICLE UNIT (BRU) MOUNT ADAPTER
REMOVAL/INSTALLATION
2.187.1. Description
This task covers:
Removal. Cleaning. Inspection. Installation.
2.187.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Personnel Required:
67R
Attack Helicopter Repairer
67R3F
Attack Helicopter Repairer/Technical
Inspector
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
2.186
Pilot boresight mount removed
2.187.3. Removal
a. Enter pilot station (para 1.56). Observe all
safety precautions.
b. Remove boresight reticle unit (BRU) mount
adapter (1) from support assembly (2).
(1) Remove three shear bolts (3) and washers
(4).
(2) Remove adapter (1) from support (2).
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PILOT STATION
M04-3372-1
3
M04-3372-2
4
1
2
