Trane FCV - Page 5

Table of Contents
UNT-SVX041D-EN 5
Air-Fi® Wireless Communications Interface
(WCI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Air-Fi® Wireless Communications Sensor
(WCS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Wireless Zone Sensor (WZS) Set . . . . . . 49
Automatic Network Formation . . . . . . . . 49
Specifications . . . . . . . . . . . . . . . . . . . . . . 49
Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Wireless protocol . . . . . . . . . . . . . . . . . . . 50
Installation - Zone Sensors . . . . . . . . . . . . . 50
Zone Sensor Options . . . . . . . . . . . . . . . . . . 50
UC400-B Controller Options . . . . . . . . . . 50
Zone Sensor Installation . . . . . . . . . . . . . . . 51
Location Considerations . . . . . . . . . . . . . 51
Height Requirements . . . . . . . . . . . . . . . . 51
Mounting Surfaces . . . . . . . . . . . . . . . . . . 51
Zone Sensor Dimensions . . . . . . . . . . . . 51
Wired Zone Sensor . . . . . . . . . . . . . . . . . 52
Wireless Zone Sensors . . . . . . . . . . . . . . 52
Receivers . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Zone Sensor Settings . . . . . . . . . . . . . . . . . 53
Address Setting . . . . . . . . . . . . . . . . . . . . 53
Observing Receiver for Readiness . . . . . 53
Associating Sensor to Receiver . . . . . . . 54
Testing Signal Strength and Battery . . . 54
Sensor Operations . . . . . . . . . . . . . . . . . . . . 55
Temporary Occupancy (Timed Override) 55
End-of-Range Temperature Values . . . . . 55
Receiver Power-up Sequence . . . . . . . . . 55
Transmission Variables . . . . . . . . . . . . . . 56
Component Specifications . . . . . . . . . . . . . 57
Wireless Display Sensor (WDS) . . . . . . . . . 59
Configuration Procedure . . . . . . . . . . . . . 59
Displaying Setpoint or Temperature . . . 61
Locking or Unlocking Settings . . . . . . . . 61
WDS Operating Mode . . . . . . . . . . . . . . . 61
Changing Room Temperature . . . . . . . . . 62
Changing Heating/Cooling Settings . . . . 62
Changing Fan Settings . . . . . . . . . . . . . . . 62
Requesting Temporary Occupancy . . . . 62
Error Codes . . . . . . . . . . . . . . . . . . . . . . . . .62
Lock Symbol . . . . . . . . . . . . . . . . . . . . . . . .62
Testing Signal Strength . . . . . . . . . . . . . . .62
Testing Battery Status . . . . . . . . . . . . . . . .62
Start Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
Tracer® UC400-B Controller . . . . . . . . . . . .63
UC400-B Stand-Alone Operation . . . . . . .63
UC400-B Operation . . . . . . . . . . . . . . . . . .63
Sequence of Operation . . . . . . . . . . . . . . .64
Occupancy Modes . . . . . . . . . . . . . . . . . . .64
Timed Override Control . . . . . . . . . . . . . . .64
Zone Temperature Control . . . . . . . . . . . .65
Discharge Air Tempering . . . . . . . . . . . . .65
Heating or Cooling Mode . . . . . . . . . . . . .65
Fan Operation . . . . . . . . . . . . . . . . . . . . . . .66
Exhaust Control . . . . . . . . . . . . . . . . . . . . .66
Valve Operation . . . . . . . . . . . . . . . . . . . . .67
Electric Heat Operation . . . . . . . . . . . . . . .67
Dehumidification Operation . . . . . . . . . . .67
Peer-to-Peer Communication . . . . . . . . . .68
Unit Protection Strategies . . . . . . . . . . . . .68
Routine Maintenance . . . . . . . . . . . . . . . . . . . .69
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .69
Maintenance Checklist . . . . . . . . . . . . . . . . .69
Replacement Parts . . . . . . . . . . . . . . . . . . . . .70
Diagnostics and Troubleshooting . . . . . . . . .71
Fan Coil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71
Wireless Zone Sensors (WZS) . . . . . . . . . . .72
Receiver Diagnostics . . . . . . . . . . . . . . . . .73
Sensor Diagnostics . . . . . . . . . . . . . . . . . .73
Testing Signal Strength . . . . . . . . . . . . . . .74
Testing Battery Status . . . . . . . . . . . . . . . .75
24 V Power Status Indicator . . . . . . . . . . .75
Check Signal Strength on a Site . . . . . . . .75
Replacing Sensor Batteries . . . . . . . . . . . .75
Manual Association . . . . . . . . . . . . . . . . . .76
Disassociation . . . . . . . . . . . . . . . . . . . . . .76
Sensor/Receiver Compatibility . . . . . . . . .76
Replacing a Failed Sensor or Receiver . . .76
Servicing/Testing Wireless Zone Sensors .77