Hitachi ZAXIS 120-3 class Operator's Manual page 110

Hydraulic
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Circulation Mode Switch (12):
Fresh Air Mode Switch (13):
Changes the air circulation mode and automatically selects
the air vent. When fresh air mode switch (13) 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 (13) is pressed again, the indicator goes OFF and
the fresh air suction port is closed. When circulation mode
switch (12) is pressed, the indicator comes ON and the circu-
lation mode is selected. When circulation mode switch (12)
is pressed again, the indicator goes OFF and the fresh air
suction port is opened.
NOTE: Operating the above switches controls the fresh air suc-
tion port manually or automatically. Therefore, even if
AUTO switch (9) is turned ON, the fresh air suction port
status will not be change
Air Conditioner (A/C) Switch (8):
Press A/C switch (8) to turn the air conditioner and the A/C
indicator ON. However, unless the blower is running (the fan
display of blower switch (6) is lit), the air conditioner will not
be turned ON.
OFF Switch (10):
Press OFF switch (10) to turn the blower and the air condi-
tioner OFF.
AUTO Switch (9):
Press AUTO switch (9) to turn the AUTO and the A/C indi-
cators ON so that the air flow-in temperature at the vent,
blower speed, vent locations, and fresh air suction port are
automatically controlled.
OPERATOR'S STATION
Display when fresh air vent switch (13) is pressed:
6
Display when Air Conditioner Switch (8) is pressed:
Display when AUTO Switch (9) is pressed:
1-61
13
12
8
10
9
9
M178-01-078
A/C Indicator
M178-01-075
AUTO Indicator
M178-01-075

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