Trane Baysens019c Manual !full! Jun 2026

Use the arrows to set the current time, day, and date. Press DONE to save. Creating a Daily Schedule Press the PROGRAM key. Select the day(s) you wish to program.

The BAYSENS019C is a that supports 2, 3, or 4 scheduling periods per day for Occupied or Unoccupied settings. It features a liquid crystal display (LCD) that shows zone temperature, set points, and system status. The sensor is compatible with three Trane control systems: UCP micro control, ReliaTel micro control, and IntelliPak control systems .

Toggle between F (Fahrenheit) and C (Celsius). 4. How to Program the BAYSENS019C

All procedures in this manual should only be performed by . trane baysens019c manual

This usually indicates a system fault within the HVAC unit itself, not just the sensor. It’s time to call a technician.

: Includes a "Timed Override" button that allows users to temporarily bypass the programmed schedule for a set duration. Programming Your BAYSENS019C

Proper placement ensures accurate temperature readings and efficient system performance. Location Guidelines Use the arrows to set the current time, day, and date

Check the main circuit breaker and the indoor unit disconnect switch. Verify that the 24V transformer inside the Trane rooftop unit is functioning and that the internal fuse on the control board is not blown. Inspect terminal 1 and terminal 2 for secure wiring connections. System Not Cooling or Heating (No "Click" or Output)

Trane commercial rooftop units (Voyager, Precedent) and split systems using ReliaTel controls.

While this summary covers the basics, there are times when you need the official OEM documentation—specifically for warranty claims or advanced diagnostics. Select the day(s) you wish to program

The BAYSENS019C is equipped to communicate directly with Trane microprocessors, meaning it can display system faults on the screen. Symptom / Error Code Potential Cause Recommended Action No power to the sensor or failed display.

Press the button a third time. The day of the week indicator will flash. Use the arrow keys to select the current day. Press Home or wait 15 seconds to save and exit. Programming Schedules

If you suspect the sensor is defective, verify the voltage between terminals 11 and 12. It should read between 28 and 32 VDC. If the sensor is properly powered but not communicating, it may need to be replaced.

Choose an interior wall, roughly 5 feet from the floor, in a high-traffic area, avoiding direct sunlight, drafts, or heat sources.

If you can’t immediately locate the BAYSENS019C manual, keep these quick tips in mind: