. OPERATION DETAILED CONTROLS AND GAUGES Defroster Selector Lever Precautions when Using Air Conditioner 3 - 50 Off Switch Switch (5) is used to stop operation o f heater f unction. Switch (6) is use d to remove the mis cold or rainy wea Select or lever to f ront: To defroster ( open) Select or lever to r ear: Closed The de froster can be use d when the vent selector switch is set to send a ir to the fa ce or to t he f ace an d the feet.
front glass Ventilate the Cab from Time to Time when Using the Heater If yo u smoke w hen the heater is o n, the smoke may start to hurt your eyes, so open the window and carry ou ventilation and heating for a short time t o remove the smoke When running the heater for a long ti me, c arry out ventilatio n and cooling together once an