TM 9-2320-386-10 2-106 2-45. OPERATION OF CARGO BODY ARCTIC KIT (Contd) (4) Open diverter (2) by turning diverter control lever (1) clockwise. NOTE Steps 5 through 12 apply to vehicles equipped with multifuel heater only. (5) Depress red indicator light (4) to check operation of circuit. If red indicator light (4) does not illuminate, notify your supervisor. (6) Set HI-LO switch (3) on control box (6) to HI or LO position, depending upon heating needs. NOTE • RUN-OFF-START switch is spring-loaded and will return to OFF position from START position if not held down. • If red indicator light does not illuminate withing two minutes, turn RUN-OFF-START switch to OFF position. Wait three minutes before trying to start heater again. If red indicator light does not illuminate after two attempts, notify your supervisor. (7) Turn RUN-OFF-START switch (5) on control box (6) to START position. Hold in that position until red indicator light (4) illuminates. NOTE If RUN-OFF-START switch is turned to RUN position before red indicator light illuminates, heater will not operate. (8) As soon as red indicator light (4) illuminates, turn RUN-OFF-START switch (5) to RUN position, with no hesitation at OFF position. 1 3 4 5 6 2