Check before use
Operation pattern for modules
The default is Standard control. It can be changed in the installation service mode.
Contact a service center for further details.
When the current water temperature reaches the set temperature, On/Off control will be
performed by each unit.
Standard control
All units connected to each module start operating at the same time, and then they
control the water outlet temperature and the capacity of compressor separately.
Unit 0
Unit 0
Pressure
control
NOTE
• The standard control is suited to the site that has always a high cooling and heating
load factor.
20 English
Unit 1
Unit 2
Operation of all units
Unit 1
Unit 2
Pressure
Pressure
control
control
Unit 3
Unit 3
Pressure
control