EWC Controls ULTRA-ZONE ULTRA-TALK UT-3000 - Symptom 3: Dampers do not respond

©2015GoodmanManufacturingCompany,L.P.
Troubleshooting
 LCD&LED’sfunction,andHVACsystemfunctionsnormallybutdampers
donot respond.
Solutions
 Checkdampermotorwiringforproperconnections.
 Checkdampermotor24volt&500mAbreaker.
(autoreset/overcurrentprotectiondevicelocatedonboard)
 Testwiresforcontinuity/shorts.
 Checkdampermotorwiringforshorts/improperwiring.
 Testwiresforcontinuity/shorts.
 Refertopage12ofEWCtechnicalbulletinTB‐241for
correctdamperwiring.
Symptom3