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Results for “Lennox”
240+ results found.
Troubleshooting · LennoxLennox SLP99UH090XV60C* E409Compressor contactor welded
Troubleshooting · LennoxLennox SLP99DF070XV36B* E403Compressor short cycling
Troubleshooting · LennoxLennox SLP99DF090XV48C* E347No 24-volt Y1 output to C with a noncommunicating outdoor unit
Troubleshooting · LennoxLennox SLP99UH090XV36C* E241Flame sensed out of sequence
Troubleshooting · LennoxLennox SLP99DF070XV36B* E241Flame sensed out of sequence
Troubleshooting · LennoxLennox SLP99DF110XV60C* E125Control self-check or internal hardware failure
Troubleshooting · LennoxLennox SLP99UH135XV60D* E311Heat rate reduced to match restricted indoor-blower airflow
Troubleshooting · LennoxLennox SLP99UH090XV36C* E228Pressure-switch calibration unsuccessful
Troubleshooting · LennoxLennox SLP99UH090XV48C* E124Communicating thermostat signal missing for more than three minutes
Troubleshooting · LennoxLennox SLP99DF090XV36C* E203Appliance capacity or size is not programmed
Troubleshooting · LennoxLennox SLP99DF090XV60C* E406Compressor open start circuit
Troubleshooting · LennoxLennox SLP99DF070XV36B* E203Appliance capacity or size is not programmed