48
1.30.11 Myzone
-
Wiring connection to York units
Unit Make
Connection
York
1.
Connect a shielded, 2 core, twisted pair control cable from the CM225 / CM325Y to the
X / Y in the fan coil unit. (This cable and connector is supplied by York). Polarity is critical
see Fig (i) (J) & (K) below, for correct connection.
X Y E
+12V
CN40 Connector Pin out
Fig (i) - Indoor fan coil unit
terminals
X Y
Fig (J)
Shielded, 2 core,
twisted pair control
cable (not supplied)
Fig (K) - Myzone CM225 / CM325Y
Correct polarity
Y
X
