TM-9-2320-346-10
TRUCK, COMMON BRIDGE TRANSPORT (CBT), 8X8 M1977A4 W/WINCH AND M1977A4 W/O WINCH
TECHNICAL MANUAL; OPERATOR'S MANUAL
OCTOBER 2008
TM-9-2320-346-10 - Page 172 of 1184
Table 1.
Instrument Panel Controls and Indicators. - Continued
Key
Control/
Indicator
Function
53
Master Lighting
Switch (Three-
Position)
The Master Lighting Switch is a three-position switch:
DOWN - off
CENTER (middle) - clearance lights and parking lights illumi-
nate.
UP - clearance lights, parking lights, and headlights illumi-
nate.
TM 9-2320-346-10
0020
0020-12
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