Filter Reminder

The L3011C thermostat includes a filter reminder feature. The filter reminder can be set for 1, 3, 6, or 12−month inter- vals. The SETTINGS button, located behind the door on the right−hand side of the thermostat is used to set the filter reminder interval. See figure 3. Press the SETTINGS but- ton from the HOME screen to display the Filter Reminder Settings screen as shown in figure 11.

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Figure 11. Filter Reminder Settings

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Figure 12. Display of Filter Reminder

Service Indicator

When abnormal equipment operation is detected, the SERVICE indicator will flash on the upper-right corner of the screen. This indicates that the equipment requires ser- vice from a qualified service technician. The SERVICE in- dicator is shown in figure 13.

The default setting for the filter reminder is 0, which dis- ables the function. Use the UP arrow while in the Filter Re- minder Settings screen to select the desired interval be- tween reminders. It may be necessary to press the UP arrow several times to access the desired setting. The HOME screen will reappear about 10 seconds after the ar- row key has been pressed for the final time.

After the programmed interval has elapsed, the FILTER re- minder will be displayed as shown in figure 12. After the fil- ter has been changed, reset the filter reminder by pressing the SETTINGS button for 4 seconds. The screen will blink

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for a few moments to indicate that the timer has been reset.

Figure 13. Service Indicator Flashing

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ComfortSenset 3000 Series Non-Programmable Thermostat, L3011C specifications

Lennox International Inc. has established itself as a leader in the heating and cooling industry, and the ComfortSense 3000 Series Non-Programmable Thermostat, model L3011C, is a testament to the company's commitment to quality and innovation. Designed for homeowners who prioritize simplicity without sacrificing efficiency, this thermostat brings together user-friendly features and advanced technology for optimal climate control.

One of the standout features of the L3011C is its intuitive interface. The large, backlit display provides clear visibility of temperature settings and system status, ensuring that users can easily read and adjust their thermostat even in low-light conditions. The simple, straightforward controls make it easy to set the desired temperature without the confusion that often accompanies more complex programmable models.

In terms of functionality, the ComfortSense 3000 series supports a range of heating and cooling systems, making it a versatile choice for many households. Whether your home uses gas, electric, or heat pump systems, the L3011C is compatible, allowing for seamless integration and efficient operation. This adaptability ensures that homeowners can maintain their ideal comfort levels year-round without needing to invest in multiple thermostats.

Another key characteristic of the L3011C is its energy efficiency. By maintaining consistent temperature settings, the thermostat helps reduce energy consumption, ultimately leading to cost savings on utility bills. The user can also easily switch between heating and cooling modes, making it a practical solution for fluctuating seasonal needs.

Durability is yet another highlight, as the ComfortSense 3000 is built with high-quality materials to ensure long-lasting performance. The thermostat is designed to withstand everyday use while maintaining accuracy in temperature regulation—a crucial feature for comfort control.

Safety features such as battery backup ensure that the thermostat continues to function seamlessly even during power outages, providing reliability when it matters most.

In summary, the Lennox ComfortSense 3000 Series Non-Programmable Thermostat, L3011C, combines effectiveness, simplicity, and reliability into one user-friendly device. With its intuitive interface, broad compatibility, energy efficiency, and durable design, it is an excellent choice for homeowners seeking straightforward climate control solutions. Lennox's dedication to quality is evident in the L3011C, making it a valuable addition to any home.