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Lennox 15Z69 4.3" LCD Programmable Thermostat M30

Special Price $249.93 Regular Price $277.43
In stock
SKU
15Z69
The Lennox 15Z69 M30 LCD Programmable Thermostat is a sleek advanced touchscreen thermostat with a 4.3" display for the better comfort and compatibility with HVAC systems. This is a universal thermostat with 4 heat and 2 cool stages, it works perfectly with single and multi-stage equipment. This is most appropriate for home or small business use because users can program the time and this alters the temperature based on occupancy making the system more effective. Customers can use their smartphone to make changes from the comfort of their homes hence they can always be assured that they are at the right temperature and save on their bills.
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Specifications

  • Weight:0.91lbs
  • Measure:Unit
  • Depth:7/8 Inch
  • Height:3-5/16 Inch
  • Width:4-5/16 Inch
  • Type:Touchscreen Smart Programmable Thermostat
  • Stages:Universal 4 Heat/2 Cool
Manufacturer Name: Lennox
Product Number: 15Z69
OEM Part Number: 15Z69
Product Description: M30 4.3" Lcd Prog. Thermostat
Weight:0.91lbs/412.77g

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Customer Questions
What maintenance is required for the Lennox 15Z69 Programmable Thermostat?

Regularly clean the screen with a soft, dry cloth to remove dust and fingerprints. Check the batteries if applicable and ensure wiring connections are secure. Proper maintenance ensures accurate temperature control and prevents system errors. Always power off the HVAC system before servicing for safety.

What are common issues with the Lennox 15Z69 Programmable Thermostat?

  • Unresponsive or stuck buttons.
  • Incorrect temperature readings.
  • Display flickering or blank screen.
  • Loose or disconnected wiring affecting operation.

Installation Steps

Step1: Turn off power to the HVAC system at the breaker.

Step2: Remove the old thermostat and label wiring.

Step3: Mount the new thermostat base on the wall and connect wires to matching terminals.

Step4: Secure the base, attach the display, and restore power.

Step5: Follow on‑screen prompts to set time, temperature, and schedule.

Step6: Test heating/cooling to ensure proper operation.