York Compatibility:

Current Firmware Version - 1.3

SERIES & kW

INDOOR

OUTDOOR

 

6850018

 

 

6850038

 

 

6850048

 

Can use RA, Zones, Master or RF as controlling sensor

Polarity is critical see below, for correct connection

  • Connect a 2 core + earth, twisted pair control cable from the  C225 / C325Y to the  X / Y in the fan coil unit. This cable is supplied by iZone - CACUCM15

CN40.jpg

(blue star) Indoor fan coil unit PCB

(blue star) CN40: Connect to X and Y

(blue star) C225 AC unit connector: Connect AC unit cable from fan coil to C225 as indicated

(blue star) Polarity is critical: Make sure it is wired in accordance with these instructions on both the CN40 connector on the fan coil PCB and the C225 cable connector

(blue star) Cable from CN40: Ensure the cable is shielded, 2 core, twisted pair. This cable is pre-terminated suitable for CN40 connector and is supplied by iZone