C325HI - Haier R410 Gas Type

C325HI - Haier R410 Gas Type

Current Firmware Version - 1.3

CODE

SENSOR TYPE

CONNECTION

C325HI v1.3

RA ONLY

A-B-C / Polarity Critical

Requires proprietary controller / Requires Interface board

SERIES & kW

INDOOR

OUTDOOR

ADH Series only

 

 

Can do Return Air ONLY - NOT Zones, Master or RF as controlling sensor.

Polarity is critical see below, for correct connection

Connect a shielded, 2 core, twisted pair control cable from the  C225 / C325HI to the A / B terminals on the Haier Interface board YCJ-A002. Connect the interconnecting cable supplied by Haier to CN24 in the fan coil unit of the Haier Interface board YCJ-A002. 

Set the dipswitches as shown below.

 

Haier Interface board YCJ-A002

Screenshot 2024-09-10 121339.png

Haier Interface Board Connections

  • Indoor Unit: ADH105H1ERG, ADH125H1ERG, ADH140H1ERG, ADH160H1ERG

    • Use CN24 connection

  • Indoor Unit: ADH200H1ERG, ADH250H1ERG

    • Use CN19 connection

af179de7-183a-4bcf-98ed-ff0405ef6cae.png
Haier FCU Board with CN24 Connection
af179de7-183a-4bcf-98ed-ff0405ef6cae 3.png
Haier FCU Board with CN19 Connection