Basic Mode - Hitachi RAS-18G5 Service Manual

BASIC MODE

MODEL RAS-18G5/RAC-18G5
Operation mode
No.
Control function
ON / OFF switch,
1
basic mode
OFF timer
Timer
2
operation
ON timer
Automatic
HI Operation in “"HI”" mode
Fan speed
3
mode
MED Operation in “"MED”" mode
G
LO
Operation in “"LO”" mode
G
Only circulation with cut velocity
G
is executed, independent of the
thermostat signal.
(1) Strong
Thermostat operation
H HI
M MED
L LO
4
The power relay is
G
delayed by 2 seconds
from the start of
thermostat.
Cooling
“"HI”", “"MED”", or “"LO”" operation is executed
G
according to the thermostat signal. (Refer to
“"Thermostat operation”".)
Same as on the left.
G
G
Same as on the left.
G
Same as on the left.
G
(1) In case of “"Automatic”" mode (1) When the set temperature is lower than the room temperature.
Notes:
G
G
Note:
The min. ON time of the power relay is 3
G (2) Set temperature is higher than room temperature.
minutes, and the min. OFF time also is
3 minutes.
(2) In other modes than “"Automatic”"
Same as above (but operation is made
with the velocity set at the time of operation
start).
Sensor dehumidi cation
“"LO”" and “"Stop”" are repeated according to the thermostat signal, independent
of the setting.
The min. ON time of the power relay is 3 minutes, and the min. OFF time
also is 3 minutes.
The indoor fan is not delayed with operation start by ON / OFF button.
Notes:
Forced operation by ON / OFF
G
button ON is executed even
with thermostat OFF.
The room temperature 30 sec
G
after operation start, minus
0.66 deg, becomes the set
temperature.
When the room temperature
G
is 16°C or lower, 16°C
becomes the set temperature.
The other operations are the
G
same as for (1).
Circulation
Both operation lamp during Sensor dehumidi cation at
operation mode.
Repetition of “"HI”" and “"Stop”" by means of thermo signal and time.
G
Repetition of “"MED”" “"Stop”" by means of thermo signal and time.
G
Repetition of “"LO”" “"Stop”" by means of thermo signal and time.
G
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