Panasonic U-72MF2U9 Technical Data Manual page 41

3. ELECTRICAL WIRING
3. Electrical Wiring
Necessity of setting changes by combination of each method
Type of combination: Necessity of setting
Method 1 only: Setting is unnecessary.
Method 2 included: Setting up in common use of a solenoid valve kit from "Remote Control" is necessary. *
* Method 2 only is set.
* Method 3 excluded
Method 3 included: Setting up in common use of a solenoid valve kit from a specific program settings
1
software is necessary. *
* Setting all connected indoor units
* Contact your local distributor to obtain a specific program settings software.
*1: Refer to "Test Run" for setting instructions.
Please note the following system example is prohibited and avoid the following connection.
Solenoid
valve kit
Indoor unit Indoor unit
Remote
controller
System 1
Solenoid
valve kit
Indoor unit
Remote
controller
Indoor unit
Remote Remote
controller controller
System 2
Solenoid
valve kit
Indoor unit
Solenoid
valve kit
Indoor unit Indoor unit
Remote
controller
Group wiring should be made
by different type of refrigerant.
2 - 25
Design of 3WAY SYSTEM
Design of 3WAY VRF SYSTEM
1
Method 3 individual control
is possible and group wiring
should be made by other
solenoid valve kit.
1
2
3
4
5
6
7
8
9