OPERATOR'S STATION DEFROSTER OPERATION Press mode switch (6) (either the front or front/rear vent mode 6 7 switch). Set temperature control switch (8) to the heat operation position. Press fresh air mode switch (7). Press blower switch (9). Warm air will blow out from the front or front/ rear vents. Adjust air flow direction from front vent (1) and defroster vent (3) by controlling the louver direction. 8 9 Use temperature control switch (8) and blower switch (9) to adjust air temperature in the cab. M178-01-072 1 3 M1U1-01-025 1-68