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Trane | AC and Heat Pump
Error Code Amber LED (Slow Flash)
Troubleshooting guide for the Trane AC and Heat Pump system fault Amber LED (Slow Flash).
Disclaimer: This information is for general reference. Error codes can vary by model and production year. Always refer to your machine's specific manual and the information printed on the unit itself.
Potential Causes & Solutions
- Occurs on power-up in communicating systems as the indoor/outdoor/thermostat find each other.
- No user action needed.
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