Daikin VRV System - Field Line Connection: Transmission Wiring (Cool;Heat Selection); Example of Performing Cool;Heat with Cool;Heat Selector

• Installation
2
• Systems • Installation
12
2 Field wiring
2-1 cooling only / heat pump
2-1-2 Field line connection: transmission wiring (cool/heat selection)
NOTES
1Pass the wiring between the units through the 2 wire clips in the bottom part of the switch box and out of the unit
Example of performing cool/heat with cool/heat selector
ABCF1
X1M
F2 F1 F2
Heating/cooling switching
remote control
(Outdoor –Outdoor) (Indoor –Outdoor)
Heating/cooling switching remote
control cord (when a heating/
cooling switch remote control
(Sold separately) is connected)
Secure to the lock plate using
the included cramping material.
Wiring between the units
(Outdoor – outdoor)
Wiring between the units
(Indoor – outdoor)
(V2889)
(V2889)
A B C
ABCF1 F1F2 F2
ABCF1 F1F2 F2
F1 F2 F1 F2 F1 F2
F1 F2 F1 F2 F1 F2
F1 F2 F1 F2
F1 F2
C/H SELECTOR
TO IN/D UNIT TO OUT/D UNIT
TRANSMISSION WIRING
A2P
Cool/Heat
selector
Take care of
the polarity
Outdoor unit
P.C. board (A2P)
Use the conductor of
sheathed wire (2 wire)
(No polarity)
Terminal board
(Field supply)
Indoor unit
(V2889)