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Lennox 47M55 Draft Inducer Assembly

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2  Reviews Add Your Review
Special Price $246.72 Regular Price $273.86
In stock
SKU
47M55
The Lennox 47M55 Draft Inducer Assembly is anessential part of residential heating and cooling systems, particularly gas furnaces. It protects your home by effectively expelling combustion products formed by the furnace and releasing them into the atmosphere. This assembly works on the principle of drawing a negative pressure within the furnace. A shaded pole motor rotates at 3400 RPM with 1/20 HP and effectively sucks exhaust fumes. This isessential in keeping the indoor air quality by avoiding build-up of hazardous gases within your living space.
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Specifications

  • Measure: Units
  • Horsepower: 1/20 HP
  • RPM: 3400 RPM
  • AMPerage (AMPs): 1.8A
  • Number of Phases: 1 Phase
  • Type of Motor: Shaded Pole
  • Rotation: CWLE
  • Weight: 6.73lbs
Manufacturer Name: Lennox
Product Number: 47M55
OEM Part Number: 47M55
Product Description: Draft Inducer Assembly
Weight:6.73lbs/3052.67g

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Product Questions (2)
Customer Questions
What maintenance is required for the Lennox 47M55 Draft Inducer Assembly?

Perform regular inspection of the draft inducer assembly, removing dust and debris from the blower wheel and housing to maintain proper airflow. Check electrical connections and motor operation for looseness or damage. Always disconnect power before servicing to ensure safety.

What are common issues with the Lennox 47M55 Draft Inducer Assembly?

  • Motor failure causing no draft or weak airflow.
  • Excess noise from worn bearings or imbalance.
  • Electrical faults leading to intermittent operation or shutdown.
  • Blocked venting reducing combustion efficiency.
  • Relay or control signal failure causing startup issues.

Installation Steps

Step 1: Turn off electrical supply and gas source, confirm unit is fully cooled before starting.

Step 2: Remove access cover and disconnect inducer wiring, marking terminals for correct reconnection later.

Step 3: Detach existing inducer assembly and vent connection, then clean mounting surface thoroughly.

Step 4: Position new unit, secure with mounting screws, reconnect wiring and vent line firmly.

Step 5: Restore power and gas, start system, and check for steady draft and normal exhaust flow.