Hitachi FSG Series Service Manual page 230

4
OPTIONAL FUNCTION
30
n OPERATION PROCEDURE FOR INDIVIDUAL RUN/STOP OPERATION
1 Press the [UNIT] switch (~ or }) to set the unit number.
2 When [RUN/STOP] switch is pressed in this status, the unit will
Mode
operate or stop.
Monitor
n OPERATION PROCEDURE FOR OPERATION STATUS OF ALL UNITS (UP TO 16 UNITS CONNECTED)
: Run
: Stop or not Connected
: (Blinking): Alarm
(The [ALARM] lamp on the lower right of the display section
lights simultaneously).
Mode Monitoring
n OPERATION PROCEDURE FOR OPERATION STATUS OF ALL UNITS (17 OR MORE UNITS CONNECTED)
: One or more air conditioners in the group are
operated
OPERATION
: All units in the group are stopped or not connected
STATUS OF
: (Blinking): One or more air conditioners in the group
GROUP
are faulty.
(Mode
Monitoring)
(The [ALARM] lamp on the lower right of the display
section lights simultaneously).
Press the unit selection switch [UNIT] to set the unit
number and press the [INDVL MNTR] switch. The display
disappears and "UNIT 03" will change to "03".
The air conditioner operation status in the group which is
OPERATION
specified by the unit number is monitored.
STATUS IN
: Run
GROUP
(Mode
: Stop or not Connected
Monitoring)
: (Blinking): Alarm
(The [ALARM] lamp on the lower right of the display
section lights simultaneously).
This indicates when a fault exist in the
group 3.
This indicates when a fault exist in the
group 3.