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Lennox 74W71 Gas Manifold

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Special Price $150.73 Regular Price $173.34
In stock
SKU
74W71
The Lennox 74W71 Gas Manifold is a vital part that has been created for supplying gas in emergency situations inside Lennox gas furnaces efficiently. It is constructed of aluminized steel and serves as a body, through which the gas is distributed from the supply pipe to the separate burner tubes installed in your furnace. It directs gas flow correctly, allowing e burner to receive the correct quantity of gas that produces the right temperature for combustion. The construction of the product is aluminized steel that is not prone to corrosion and will be able to perform optimally in the environment of your furnace.
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Heating & Furnace Parts, Manifolds & Headers
Manufacturer:
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Specifications

  • Material: Aluminized steel
  • Weight: 1.64lbs
  • Measure: Unit
  • Type: Gas Manifold
Manufacturer Name: Lennox
Product Number: 74W71
OEM Part Number: 74W71
Product Description: Gas Manifold
Weight:1.64lbs/743.89g

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Product Questions (2)
Customer Questions
What maintenance is required for the Lennox 74W71 Gas Manifold?

Inspect the manifold for cracks, leaks, or corrosion regularly. Ensure connections are tight and free from debris. Check for proper gas flow and replace any worn seals immediately. Safe handling prevents gas leaks and ensures reliable operation.

What are common issues with the Lennox 74W71 Gas Manifold?

  • Gas leaks due to loose fittings or cracks.
  • Blockages affecting fuel flow.
  • Corrosion causing weakened structure.
  • Improper ignition or inconsistent flame distribution.

Installation Steps

Step 1: Turn off the gas supply and ensure the area is well-ventilated.

Step 2: Disconnect the old gas manifold from the system.

Step 3: Inspect connections and clean mating surfaces to ensure a proper seal.

Step 4: Position the new gas manifold and secure it with proper fittings.

Step 5: Reconnect all gas lines and check for leaks using a gas-safe method.

Step 6: Restore gas supply and test the manifold for correct operation.