Programming With Pc-Art - Hitachi RCI Service Manual

6 Optional functions
Indication Input signal
Function 2: unit stoppage
05
(by pulse)
Cancellation
commands
06
remote control after a
forced stoppage

6.1.3 Programming with PC-ART

Programming and setting mode
Check that the unit is stopped, if not switch it off.
Press the OK and RESET buttons on the remote control at the same time for more
than 3 seconds.
The screen will display SERVICE and the following indication will flicker: 01.
Selection of SERVICE 02
Press TEMP▲ or TEMP▼ to change the value of the number flickering below the SERVICE display.
Select 02 and press the OK button, or maintain the indication for 7 seconds for the remote control to change to the optional
setting mode.
Indoor unit selection
In SERVICE 02 mode, the indication changes as shown in the figure.
1 Indication 02 enabled.
2 Indication of the indoor unit on which the optional function is to be set
(displayed in the time indication segments for the timer setting and the
a.
ADDS indication is displayed below).
3 Indication of the refrigerant cycle number of the outdoor unit on which the
optional function is to be set (displayed in the time indication segments for
the timer setting and the RN indication is displayed below).
4 The temperature setting display disappears.
In the previous step (a), press TEMP ▲ or TEMP ▼ on the remote control to
select the indoor unit on which the optional function is to be set.
N O T E
b.
• The indoor unit can be selected from the indoor units connected to
the remote control.
• If the direction and refrigerant cycle number indication is AA, the
settings of all the indoor units are the same.
After selecting the indoor unit, press the OK button, or maintain the indication
c.
for 7 seconds for the remote control to change to the optional setting mode.
188
SMGB0063 rev. 1 - 10/2010
Application
This signal controls the
status of
compressor.
extremely useful
controlling
thermostat switched off
on indoor units.
of It is extremely useful for
from the controlling requests by
the indoor unit to enable
the compressor.
Remote control screen (input
signal)
the
It is
for
the
Port
• CN8
• CN7 for
RPK units
• CN8
• CN7 for
RPK units