Commissioning Mode for UC400 & Symbio 400/500 in TU April 17, 2026 14:13 Updated In the commissioning mode you can override the fan and other end devices: Articles in this section How do you wire a fire alarm to a WSHP with UC400 or Symbio 400-B/500? How do you setup a Touch Screen Programmable Zone Sensor for use with a WSHP? How do you manually test outputs using the Symbio Web UI on a WSHP? What Air-Fi sensor part numbers are available for use with WSHP? Where do you find wired zone sensor terminations and setup information for Symbio and UC controls? How do you access the Symbio Web UI? Where do you find the WSHP Symbio 400B / 500 Controls IOM? How do you troubleshoot multi-speed fan operation with UC400, Sybmio 400-B and 500 Controls? How do you use the service pin to test outputs UC400 & Symbio 500 / 400-B? How do you troubleshoot condensate overflow on a WSHP - UC400 & Symbio 400-B/500? See more Related articles Trane BACnet Setup Tool - Setup Trane BCI / UC for Integration into (non-Trane) BAS UC400-B and Symbio 400 Green Terminal blocks Voyager 3 Space Pressure Sensor Failure What are the recommended conventional thermostats for WSHP? What are the part numbers for WSHP TP1 / TP2 T Stat/ Zone sensor connectors?