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Troubleshooting and Product Support

Lennox Hearth Thermostat

4 Problems and Solutions

  • How do we replace battery on Lennox thermostat 322

    Lennox Hearth Thermostat 32207445-001 REV

    0 Solutions

  • thermostat seems to be locked

    Lennox Hearth Thermostat 32207445-001 REV

    0 Solutions

  • LOOKING FOR MODEL COSTAT02AE1L MANUAL

    Lennox Hearth Thermostat COSTAT02AE1L

    0 Solutions

  • Lennox Thermostat Manual

    Lennox Hearth Thermostat ComfortSense 5000

    0 Solutions