Trane Baysens019c Manual -

The BAYSENS019C features a 7-day program layout, meaning you can schedule every day of the week uniquely or group them together.

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

Press if you need to maintain a constant temperature indefinitely, overriding the schedule. 5. Troubleshooting and Error Codes

Advance to Tuesday and repeat the process. To copy Monday's schedule to Tuesday, press the button while viewing Tuesday. trane baysens019c manual

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The BAYSENS019C uses a specific terminal layout to communicate with Trane unit controllers. Standard configurations typically require a 4-wire or 5-wire setup. Terminal Identification Table Terminal Label Function Description Connection Destination Serial communication link ReliaTel Board J6-1 / Voyager LTB-11 24 VAC 24-volt alternating current power ReliaTel Board J6-2 / Voyager LTB-12 Common 24 VAC common return ReliaTel Board J6-3 / Voyager LTB-13 Auxiliary External thermistor / Remote sensor option Optional remote sensor loops

Use the arrows to select the current day (e.g., MO, TU, WE). The BAYSENS019C features a 7-day program layout, meaning

: Custom schedules for every day of the week.

| | Description | Values | |---------|----------------|-------------| | 1 | Morning warm‑up | 0=Disabled, 1=Enabled | | 2 | Economizer override | 0=Disabled, 1=Enabled | | 3 | Temperature scale | 0=°F, 1=°C | | 4 | Supply air tempering | 0=Disabled, 1=Enabled | | 5 | Time format | 0=12 h, 1=24 h | | 6 | Smart fan | 0=Disabled, 1=Enabled | | 7 | Intelligent recovery | 0=Disabled, 1=Enabled | | 8 | Programmable days/week | 0=7 days, 1=3 days (M‑F, S, S), 2=2 days (M‑F, S‑S), 3=1 day (Sun‑Sat) | | 9 | Programmable periods/day | 2, 3, or 4 | | 10 | Programmable fan operation | 0=Disallowed, 1=Allowed | | 11 | Remote sensor installed | 0=No, 1=Yes | | 12 | Check filter interval | 0=Disabled, 3000–50 h (50‑h increments) | | 13 | Display zone temperature | 0=No, 1=Yes | | 14 | Keypad lockout | 0=Disabled, 1=Enabled | | 15 | Default override time | 1–5 (hours) | | 16 | Buzzer options | 0=Key press only, 1=Key press+check filter, 2=Key press+check filter+system failure | | 17 | Zone temperature calibration | Adjust as needed | | 18 | Baud rate | 0=1024, 1=1200 | | 19 | CV or HP | 0=CV, 1=HP | | 20 | Default cooling setpoint | 45–98 °F | | 21 | Default heating setpoint | 43–96 °F | | 22 | Minimum cooling setpoint | 45–98 °F | | 23 | Maximum heating setpoint | 43–96 °F |

Always reference the specific wiring diagram inside the rooftop unit's access panel. Ensure all connections are secure, and seal the wire hole in the wall with insulation to prevent draft interference. How to Program the Trane BAYSENS019C How to Program the BAYSENS019C Press if you

To erase all programmed values, hold the ERASE key for 5 seconds. Common Troubleshooting Steps If the unit is not responding, follow these diagnostics: How Do You Reset a Thermostat - Trane

Allows users to select between Heat, Cool, Auto, and Off .