TM 9-2350-247-10
DESCRIPTION AND USE OF DRIVER’S CONTROLS AND INSTRUMENTS — Continued
0004 00
0004 00-17
Controls operation of coolant heater.
RUN-OFF-START SWITCH
When switch is pressed, light will come on if light bulb is good and if
power is coming into the control box.
PRESS-TO-TEST SWITCH
Table 17. ENGINE COOLANT HEATER CONTROL BOX
Controls operation of vehicle compartment heater.
KEY
COOLANT HEATER LIGHT
Controls engine coolant heater output.
HI-LO SWITCH
CONTROL OR INDICATOR
FUNCTION
