TM 55-1520-240-23-9
11-270.1
REPLACE AFCS CONTROL PANEL NON-NVG (RED) LENSES WITH NVG (BLUE/GREEN)
LENSES
11-270.1
INITIAL SETUP
Applicable Configurations:
All
Tools:
Tool Kit, Electronic Equipment TK-105/G, NSN
5180-00-610-8177
Materials:
Sealant (E345)
Parts:
Screw, 10-32, 2 Inches Long
NVG Filters, NSN 6220-01-354-5557
Personnel Required:
Avionics Navigation Flight Control Equipment
Repairer
Inspector
Equipment Condition:
Off Helicopter Task
1.
Turn two fasteners (1) 1/4 turn.
2.
Remove rear cover (2).
3.
Remove two setscrews (5) from knob (6).
4.
Remove knob (6) from rotary switch shaft (7).
5.
Remove three screws (8).
NOTE
Be careful when removing illumination
panel at lamp receptacle connector.
6.
Remove front illumination panel (9). Use
common screwdriver to pry loose at receptacle
connector (10).
7.
Remove twelve screws from the back of the
illumination panel.
8.
Remove fourteen red plastic inserts using a
10-32 screw by threading screw into insert.
9.
Install fourteen NVG Filters (NSN
6220-01-354-5557).
10.
Install twelve screws into the back of the
illumination panel.
11-1025
