EWC Controls Forum

I have an EWC-ST-2C. And I replaced the old manual stats with two zwave stats ( https://www.remotec.com.hk/wp-content/uploads/2015/12/8031_V3.12_F820-8031-0004_40p_20140702.pdf ) Heat works great. However, my AC compressor will not turn on. Any ideas? If the stats are incompatible, are there zwave ...