System Basic Configuration; Cooling / Heating Selection -Standard- System - Daikin VRV Service Manual

Si30-408

3. System Basic Configuration

3.1

Cooling / Heating Selection -Standard- System

3.1.1 Type A
R(S)XY(P) ~
Outdoor unit
R22 / R407C
Two pieces of piping for liquid and gas
• Selection for cooling / heating is possible only by master
remote controller (not displaying "selection under control")
which has been set.
• Slave remote controllers have following selection function
only.
(1) Cooling, dry and fan only at Master unit cooling
(2) Heating and fan only at Master unit heating
Introduction
Cooling Mode
Normal motorized valve
(SH) control
Master
• Controls operation mode by using four way valve
• Changing of outdoor heat exchanger to
condenser or evaporator
Slave
System Basic Configuration
Cooling Mode
Normal motorized valve (SH) control
Slave
11