EWC Controls ULTRA-ZONE ULTRA-TALK UT-3000 - Page 46

©2015GoodmanManufacturingCompany,L.P.
Troubleshooting
HVACSystemInput
Terminal:
Data1‐C=1.9VDC
Data2‐C=1.3VDC
or
Data1‐C=2.8VDC
Data2‐C=2.2VDC
CheckBIASDCVoltagesattheHVACSystemInputTerminal