TM 9-4931-381-14&P-2
F R A M E 4 6
Install Variable Resistor Knob:
NOTE
To install a variable resistor knob, do frame 43; to
install a switch knob, do frame 44; to install a control
dial, do frame 45.
Use this frame to install any of seven variable resistor
knobs:
BRIGHTNESS R1
SYMBOLS
R5
C O N T R A S T R 2
RETICLE
R6
S E N S I T I V I T Y R3
RETICLE BRIGHTNESS R10
C O N T R A S T R 4
RETICLE variable resistor knob R10 (1) is shown.
1. Put knob (1) on post (2) so dot (3) is at far left position.
2. Screw in and tighten two setscrews (4) with 5/64-iinch key.
Follow-on Maintenance:
Install thermal system test controlIer case cover; refer to volume 1, para. 4-18.
GO TO FRAME 47
Volume IV
2-100
Para. 2-6, Task 22