TM-9-2320-387-10 HMMWV Operator Manual Download
Page 123 of 277
TM 9-2320-387-10 1 2- 19. DEFROSTER OPERATION (Ml 113) 1 I J a. Start. engine (para. 2-12). b. Push fresh air intake lever (3) forward to close grille. c. Turn heater fan switch (4) to desired setting, HIGH/LOW. d. Position heater control knob (2) to desired setting. e. Push in defroster control knob (1). 2-75