Hitachi RAC-25WXD, Технический каталог, Страница: 24 / 39

CONTROL AND FUNCTION
22
NOTE:
1. There are total of 7 shift values ranging from -3 to 3.
2. The displayed shift value,
and symbol on the remote controller display will be disappear after
10 seconds
3. The changed shift value will remain unchanged after turned off the power.
4. If “0” is displayed on the remote controller display, it indicates the shift value is now at the initial setting.
9.4. OPERATION LOCK
1. HEATING MODE
a) Press and hold
(ECO) and
(POWERFUL) buttons, press (RESET)
button on the same time. Release
(RESET) button only when Screen 1 appear,
then release
(ECO) button and
(POWERFUL) button.
Screen 1
b) Wait until only Screen 2 appear.
Screen 2
c) The heating mode operation is locked.
d) To unlock HEATING mode, repeat step (a).
After all operations mode symbols displayed for
10 seconds, the operation mode symbol before
cancellation will be display. The heating mode
operation is unlocked.
2. COOLING AND DEHUMIDIFYING MODE
a) Press and hold
(ECO) and (SILENT)
buttons for at least 5 seconds when the remote
controller is OFF.
b) Wait until only and displayed on the
screen. The cooling and dehumidifying modes
operation is locked.
c) To unlock HEATING mode, repeat step (a).
After all operations mode symbols displayed for
10 seconds, the operation mode symbol before
cancellation will be display. The cooling and
dehumidifying mode operation is unlocked.
9.5. SETTING THE PREVENTION OF MUTUAL INTERFERENCE
1. Please ensure the other indoor unit is OFF.
2. Press
(PROGRAM NO.) button, (ON TIMER) button and (RESET) button simultaneously. The
remote controller will display Screen 1 and followed by Screen 2. The indoor unit beeps to indicate that it has just
received the signal from remote controller.
Screen 1 Screen 2
NOTE:
1. If indoor unit still not receive the correct signal from the correct remote controller, setting shall be made again. By
setting again for the 2nd time, the signal address will change from B to A, then repeat again for the 3rd time.