Lennox Fault Codes

2 codes

Product Lines:

S30 Thermostat EL280 Furnace XC21 Condenser Merit Series
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All HVAC Residential (2)
Code Model Error / Alarm Category Severity Action
Lennox E1 Lennox S30 Thermostat Indoor Temperature Sensor Fault hvacresidential Warning View →
Lennox E2 Lennox S30 Thermostat Outdoor Temperature Sensor Fault hvacresidential Warning View →