Trane XR203 User Manual (English)

Questions and Answers:

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David SalasAug 4, 2025
What to do if my Trane XR203 Thermostat has no heat, cool, or fan?
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  Brenda MosesAug 4, 2025
  If your Trane Thermostat isn't producing heat, cool air, or fan function, here's what you can check: * **Blown fuse or tripped circuit breaker:** Replace the fuse or reset the breaker. * **Furnace power switch:** Ensure the furnace power switch is turned ON. * **Furnace blower compartment door:** Make sure the door panel is properly installed to engage the safety interlock or door switch. * **Loose connections:** Tighten any loose connections to the thermostat or system.
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Angela NavarroAug 9, 2025
What to do if my Trane Thermostat is not cooling?
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  Alex MirandaAug 9, 2025
  If your Trane thermostat isn't cooling, first ensure the system is set to 'Cool'. Check that all thermostat and system wires are securely attached. If the issue persists, set the system to Cool and lower the set point below room temperature for diagnostic purposes. Note that there may be up to a five-minute delay before the thermostat clicks in Cooling if the compressor lock-out option is selected in the installer menu.
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Susan PowellAug 14, 2025
What to do if my Trane XR203 is not heating?
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  Larry BenderAug 14, 2025
  If your Trane thermostat isn't heating, first ensure the system is set to 'Heat'. Check that thermostat and system wires are securely attached. If the issue persists, set the system to Heat and raise the set point above room temperature for diagnostic purposes. Within five minutes the thermostat should make a soft click sound and “Heat On” should appear on display. If the thermostat does not click, try the reset operation. If the thermostat does not click after being reset, contact your heating and cooling service person or place of purchase for a replacement. If the thermostat clicks, contact the furnace manufacturer or a service person to verify the heating system is operating correctly.
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meltonchristyAug 19, 2025
Why does the 'Call for Service' icon appear on my Trane Thermostat?
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  Christina LopezAug 19, 2025
  The “Call for Service” icon on your Trane thermostat may appear due to several reasons: 1. The heating system cannot raise the space temperature to within 10 degrees of the set point within 2 hours. Refer to troubleshooting for 'No Heat'. 2. The cooling system cannot lower the space temperature to within 10 degrees of the set point within 2 hours. Refer to troubleshooting for 'No Cool'. 3. If “--” is displayed for the Room Temperature, a replacement thermostat is needed. 4. None of the buttons operate on the thermostat. Ensure keypad lockout is not turned on, if it’s OFF, try reset. 5. If “Call for Service” is flashing, contact a service person to verify the outdoor equipment is operating correctly, as the compressor self-diagnostic is detecting an issue with the outdoor unit.
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Connie PatrickAug 25, 2025
Why does my Trane XR203 Thermostat's heat, cool, or fan run constantly?
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  Patrick SkinnerAug 25, 2025
  If the heat, cool, or fan on your Trane Thermostat runs constantly, there might be a short in the wiring, thermostat, or the system itself. Check each wire connection to ensure they are not shorted or touching other wires. Try resetting the thermostat. If the condition persists, it's best to contact your HVAC service person.
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kphillipsAug 28, 2025
Why is my Trane Furnace (Air Conditioner) Cycling Too Fast or Slow?
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  ubryantAug 29, 2025
  The cycling rate of your Trane furnace or air conditioner might be influenced by the thermostat's location or the heating system's size. Digital thermostats offer more precise control and cycle faster than older models, turning on and off more frequently but running for shorter durations. To increase the cycle time, select 'SLO' for slow cycle in the Installer menu. If an acceptable cycle rate isn't achieved, contact your HVAC service person.

Trane XR203 Specifications

General

Product Type	Thermostat
Brand	Trane
Model	XR203
Type	Non-programmable
Display	Digital
Programmable	No
Hold Feature	Yes
Filter Change Alert	Yes
Backup Battery	No
Power Source	24VAC