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Lennox 69W90 Burner Assembly

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Special Price $149.59 Regular Price $172.03
In stock
SKU
69W90
The Lennox 69W90 Burner Assembly is a replacement, intended for some Lennox HVAC systems only. A part of the furnace that is a gas burner is considered to be a crucial component. Its function is to burn fuel in order to produce heat which is the mean transmitted to the air handler. This warm air is then circulated around your home for heating. The Lennox 69W90 Burner Assembly has dimensions of length of 15 inches, width of 8.25 inches and height of 4 inches. It uses a normal 24-volt electrical supply and has an AC frequency of 60 Hz.
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Heating & Furnace Parts, Burners
Manufacturer:
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Specifications

  • Length: 15 Inch
  • Width: 8.25 Inch
  • Height: 4 Inch
  • Voltage: 24V
  • Frequency: 60Hz
  • Type: Burner Assembly
  • Measure: Units
  • Weight: 3.01 Lbs
Manufacturer Name: Lennox
Product Number: 69W90
OEM Part Number: 69W90
Product Description: Burner Assy
Weight:3.01lbs/1365.31g

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Product Questions (2)
Customer Questions
What maintenance is required for the Lennox 69W90 Burner Assembly?

Inspect burner ports, clean soot and debris, ensure proper gas pressure and ignition, and check for corrosion. This ensures efficient combustion and safe operation. Schedule seasonal inspection and replace worn gaskets.

What are common issues with the Lennox 69W90 Burner Assembly?

  • Clogged burner ports reducing flame.
  • Weak or intermittent ignition.
  • Uneven flame pattern during operation.
  • Carbon buildup affecting combustion efficiency.
  • Gas valve sticking or inconsistent flow.
  • Delayed ignition or flame rollout.

Installation Steps

Step 1: Turn off electrical power and gas supply; allow furnace to cool completely.

Step 2: Remove access panel and disconnect the existing old burner assembly and gas line carefully.

Step 3: Install new burner assembly ensuring proper seating and secure mounting screws.

Step 4: Reconnect gas line and wiring, check alignment, seals, and tighten connections securely.

Step 5: Restore power, relight system, and test for proper flame operation and leaks.