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Lennox 89W76 3-Speed Blower Motor 230V1Ph 1/2HP 1140RPM

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Special Price $338.86 Regular Price $376.13
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SKU
89W76
The Lennox 89W76 is a three speed blower motor use in Lennox HVAC equipment. This is a Permanent Split Capacitor (PSC) motor which runs off a capacitor to both start and run the motor. This motor has three adjustable airflow control modes offered by the motor at a maximum speed of 1140 RPM. It is rated 230 volts single phase power at 50 or 60 Hz. Lennox 89W76 mounts horizontally with a belly band mounting system for ease of installation. A replacement of a worn out blower motor with a Lennox 89W76 will help you regain proper airflow and efficiency in your HVAC system.
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Motors & Capacitors, Blower Motors & Components
Manufacturer:
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Specifications

  • Voltage: 230V
  • Horspower: 1/2 Hp
  • Revolution Per Minute: 1140Rpm
  • Frequency: 50/60Hz
  • Frame Size: 48
  • Rotation: CCWLE
  • Bearing Type: Ball
  • Capacitor: 15 MFD
  • Shaft Size: 1/2 x 5 Inch
  • Phase: 1 Phase
  • Frequency: 50/60Hz
  • Mounting Type: Belly Band
  • Mounting Position: Horizontal
  • Motor Type: PSC
  • Weight:15.76lbs
Manufacturer Name: Lennox
Product Number: 89W76
OEM Part Number: 89W76
Product Description: 230V1ph 1/2Hp 1140Rpm 3Spd Mtr
Weight:15.76lbs/7148.61g

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Product Questions (2)
Customer Questions
What maintenance is required for the Lennox 89W76 Blower Motor?

Inspect and clean dust buildup from the motor housing and blower wheel regularly to maintain airflow. Check electrical connections and secure mounting bolts to prevent vibration and overheating. Lubricate bearings if applicable and ensure proper ventilation for better operation.

What are common issues with the Lennox 89W76 Blower Motor?

  • Motor overheating due to dust buildup and restricted airflow.
  • Bearing noise or wear causing vibration.
  • Failure to switch speeds or inconsistent operation.
  • Electrical connection or capacitor issues leading to startup failure.
  • Reduced airflow performance.

Installation Steps

Step 1: Turn off power supply and confirm no voltage before starting.

Step 2: Remove blower access panel and note wiring connections.

Step 3: Detach old motor from mounting bracket and blower wheel.

Step 4: Position new motor and align shaft with blower wheel properly.

Step 5: Secure mounting bolts and reattach blower wheel tightly.

Step 6: Connect wiring according to diagram for correct speed taps.

Step 7: Restore power and test airflow, rotation direction, and smooth operation.