OPERATOR'S STATION
1-33
•
Blower Switch (9)
The blower speed is controlled from Lo to Hi in 4
steps. When the
button is pressed first, the
blower starts running in the HI mode. Then, each time
the
button is pressed, the blower speed is re-
duced by one step. The blower speed indicator corre-
sponding to the blower speed is lit. When the
button is pressed first, the blower starts running in the
LO mode. Then, each time the
button is
pressed, the blower speed is increased by one step.
Press OFF switch (10) to stop the blower operation.
•
Fresh Air Mode Switch (7):
Changes the air circulation mode. When fresh air vent
switch (7) is pressed, the indicator comes ON and the
fresh air circulation mode is selected, allowing fresh
air to flow in. When fresh air mode switch (7) is
pressed again, the indicator goes OFF and the circu-
lation mode is selected.
CAB HEATER OPERATION
When any mode switches (6) are pressed (
, ,
), warm air will flow out from the corresponding vent.
However, the foot vent mode
is commonly used for
cab heating.
Press foot mode
switch (6). Set temperature control
switch (8) to the right end position.
Press blower switch (9) to blow warm air out of the foot
vents. Adjust the air temperature in the cab by operating
temperature control switch (8) and blower switch (9). When
required to quickly increase air temperature in the cab, se-
lect the air recirculation mode. However, if air recirculation
mode is used for a long time, the windowpanes will be-
come clouded due to a difference in temperature between
outside and inside the cab. Occasionally ventilate the cab.
(When the fresh air circulation mode is selected, the win-
dowpanes will be prevented from becoming clouded.)
M178-01-072
M178-01-072
M178-01-072
M1CC-01-017
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