Auto Changeover; Shift Value - Hitachi RAC-25WXE Technical Catalogue

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9.2. AUTO CHANGEOVER

COOLING/HEATING mode is decided by the room temperature.
A.
COOLING/HEATING mode is decided during the
initial startup of Automatic Operation
Initial startup of Automatic Operation means the
following either condition:
Unit start up in Automatic Operation
Automatic Operation mode is pressed while
the unit is running in manual mode
Startup room temperature
>= Remote controller
setting temperature
< Remote controller setting
temperature

9.3. SHIFT VALUE

1.
Press and hold
(ON) button.
2.
Press
[RESET] button on the same time.
Release
[RESET] button only, then
release
once Screen 1 appears.
Screen 1
3.
Press the
(MODE) button to display
fan mode (Screen 3).
Screen 3
6.
Press the Temperature button (
Decrease 3℃
Decrease 2℃
from the initial
from the initial
shift value setting.
shift value setting.
COOL / HEAT
Unit runs in
COOLING mode
Unit runs in
HEATING mode
button and
and
(ON) button
Screen 2
or
) to adjust the shift value.
Decrease 1℃
The initial
from the initial
shift value setting.
shift value setting.
CONTROL AND FUNCTION
B.
COOLING/HEATING mode is decided in
intervals after the initial startup of Automatic
Operation (also known as Auto Changeover
function)
Intervals
st
1
interval
nd
2
interval
Subsequent interval
o
-3
C
Heating
Final preset
temperature
4.
Press
Screen 4
5.
Select
(FAN SPEED) button to choose
Heating Shift or Cooling Shift Mode (Screen 5).
By setting fan speed to HIGH
it will go to Cooling Shift mode.
By setting fan speed to LOW
, it will go to Heating Shift mode.
(HEAT)
blinks.
Increase 1℃
Increase 2℃
from the initial
from the initial
shift value setting.
shift value setting.
21
Duration
10 minutes
15 minutes
Every 55 minutes
Cooling
o
+2
C
and Screen 4 appear.
or MED
,
or SILENT
(COOL)
blinks.
Screen 5
Increase 3℃
from the initial
shift value setting.

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