Lennox L3021H Operation Manual

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Lennox ComfortSense L3021H Operation Manual Page #2 Lennox ComfortSense L3021H Operation Manual Page #3 Lennox ComfortSense L3021H Operation Manual Page #4 Lennox ComfortSense L3021H Operation Manual Page #5 Lennox ComfortSense L3021H Operation Manual Page #6 Lennox ComfortSense L3021H Operation Manual Page #7 Lennox ComfortSense L3021H Operation Manual Page #8 Lennox ComfortSense L3021H Operation Manual Page #9 Lennox ComfortSense L3021H Operation Manual Page #10 Lennox ComfortSense L3021H Operation Manual Page #11

Description

The main purpose of the Lennox L3021H ComfortSense thermostat is to regulate the temperature in the room where it is installed. To start operating the non-programmable thermostat and select the correct operating modes, read operation manual, which contains 10 pages in English.