Operation Selection Procedure - Hitachi PC-ARF Technical Catalogue

5 Centralised remote controls
PSC-A16RS

5.4.4.3 Operation selection procedure

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Individual operation/stoppage
• Preparation 1
Supply power to the unit.
C A U T I O N
• Supply power to the unit more than 6 hours before unit operation for compressor protection.
• Do not cut OFF power during the term of using air conditioner.
• Preparation 2
Supply power to the centralised ON/OFF controller after the preparation of the unit is completed.
• Operation
Depress the individual RUN/STOP switch of the room (group) No. to
operate/stop. The operation lamp corresponding to the depressed
switch is turned ON, and the air conditioner is started operation.
• Stoppage
Supply power to the centralised ON/OFF controller after the prepara-
tion of the unit is completed.
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Simultaneous operation/stoppage
• Operation
Depress the simultaneous RUN/STOP switch when 16 rooms (16
groups) is stopped. The operation lamp of 16 rooms (16 groups)
is turned ON, and all the air conditioner of 16 rooms (16 groups) is
started operation simultaneously.
• Stoppage
Depress the simultaneous RUN/STOP switch when one or more
room (group) is in operation. The operation lamp of the room (group)
in operation is turned OFF, and the air conditioner of the room
(group) in operation is stopped operation.
405
TCGB0106 rev.0 - 12/2014
Operation Lamp ON
Individual RUN/STOP Switch
Operation Lamp OFF
Individual RUN/STOP Switch
Depressed Simultaneous RUN/STOP Switch
Operation Lamp
Operation Lamp
All Operation Lamps are turned ON
Depressed Simultaneous RUN/STOP Switch
Operation Lamp
All Operation Lamps are turned OFF
5
Operation Lamp