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Lennox 72W41 Variable Motor 120/204V 1/2 HP

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Special Price $882.98 Regular Price $980.11
In stock
SKU
72W41
The Lennox 72W41 Variable Motor is an electronically commutated motor that is used in compatible Lennox HVAC systems. The 1/2 horsepower rating of this motor is suitable for most residential HVAC systems. Variable speed air flow control does allow for accurate air flow control, which may provide comfort improvements at a much more reduced energy use. The 72W41 is a horizontal mounting type with a belly band mounting type for easy installation. Other specifications include a 2.5 inch shaft length, 48 frame size and compatibility with 120V and 240V single phase electrical systems.
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Motors & Capacitors, Motors & Components
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Specifications

  • Measure: Units
  • Power: 1/2 HP
  • Shaft Length: 2.5 Inch
  • Motor Type: ECM
  • Frame Size: 48
  • Motor Mounting Position: Horizontal
  • Motor Mounting Type: Belly Band
  • Motor Voltage: 120/240V
  • Phase: 1
  • Shaft Size: 0.5 x 4 Inch
  • Weight: 10.76lbs
Manufacturer Name: Lennox
Product Number: 72W41
OEM Part Number: 72W41
Product Description: 120/204V 1/2Hp Variable Motor
Weight:10.76lbs/4880.65g

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Product Questions (2)
Customer Questions
What maintenance is required for the Lennox 72W41 Variable Motor?

Inspect electrical connections regularly and ensure proper voltage supply. Clean dust from motor housing and ventilation areas to prevent overheating. Lubricate bearings if applicable and check mounting tightness to avoid vibration during operation.

What are common issues with the Lennox 72W41 Variable Motor?

  • Overheating from restricted airflow or dust buildup.
  • Voltage fluctuations causing inconsistent motor speed.
  • Bearing wear leading to noise and vibration.
  • Capacitor or winding failure resulting in failure to start or weak torque.

Installation Steps

Step 1: Disconnect electrical power to the HVAC system at the breaker before beginning service.

Step 2: Remove the blower access panel to reach the existing motor assembly.

Step 3: Label and disconnect all wiring connections from the motor and control harness.

Step 4: Loosen the mounting band and slide the old motor out of the blower housing.

Step 5: Install the new motor into position, aligning the shaft and securing the mounting bracket.

Step 6: Reconnect wiring per labels, reinstall the panel, restore power, and verify proper blower operation and speed control.