1. Product Overview
This manual provides essential information for the installation, operation, and maintenance of the Venmar 01231 Blower Wheel. This component is specifically designed as a replacement part for Venmar Vanee HRV5585 Compact Heat Recovery Ventilators (HRV).
The blower wheel is a critical component responsible for moving air within the HRV system, ensuring proper ventilation and air exchange. Regular maintenance and correct installation are vital for the efficient and safe operation of your HRV unit.

Image 1.1: Venmar 01231 Blower Wheel. This image displays the single blower wheel, highlighting its metallic construction and fin design.
2. Safety Information
Always prioritize safety when working with electrical and mechanical components. Failure to follow these safety guidelines may result in injury, property damage, or damage to the product.
- Disconnect Power: Before attempting any installation, maintenance, or repair, ensure the HRV unit's power supply is completely disconnected at the circuit breaker.
- Qualified Personnel: Installation and servicing should ideally be performed by a qualified HVAC technician.
- Personal Protective Equipment (PPE): Wear appropriate PPE, including safety glasses and gloves, to prevent injury from sharp edges or moving parts.
- Inspect for Damage: Before installation, carefully inspect the blower wheel for any signs of shipping damage. Do not install a damaged component.
- Proper Disposal: Dispose of old components and packaging materials responsibly and in accordance with local regulations.
3. Product Components
The Venmar 01231 Blower Wheel is a single, compact component designed for air movement. It features a robust metallic construction for durability and efficient airflow.
- Wheel Diameter: Approximately 7.125 inches (18.1 cm)
- Wheel Height/Depth: Approximately 3.0 inches (7.6 cm)
- Material: Galvanized steel or similar durable metal.
- Shaft Bore: Designed to fit the motor shaft of the HRV5585 Compact unit.

Image 3.1: Close-up of Blower Wheel. This image provides a detailed view of the blower wheel's internal structure and central hub.
4. Setup and Installation
This section outlines the general steps for replacing the blower wheel. Refer to your specific Venmar Vanee HRV5585 Compact unit's service manual for detailed instructions and diagrams.
Tools Required:
- Screwdrivers (Phillips and flathead)
- Wrench set (if applicable for motor mounting)
- Gloves and safety glasses
- Flashlight (optional)
Installation Steps:
- Power Disconnection: Locate the circuit breaker for your HRV unit and turn off the power completely. Verify power is off before proceeding.
- Access Panel Removal: Open or remove the access panel(s) on your HRV unit to expose the blower assembly.
- Identify Blower Assembly: Locate the blower motor and the existing blower wheel.
- Remove Old Blower Wheel: Carefully loosen any set screws or fasteners securing the old blower wheel to the motor shaft. Gently slide the old wheel off the shaft. Note its orientation for correct installation of the new wheel.
- Clean Area: Clean any dust or debris from the motor shaft and the blower housing area.
- Install New Blower Wheel: Slide the new Venmar 01231 Blower Wheel onto the motor shaft. Ensure it is seated correctly and aligned with the motor. Tighten any set screws or fasteners securely, but do not overtighten.
- Reassemble: Replace the access panel(s) and secure them.
- Restore Power: Turn the power back on at the circuit breaker.
- Test Operation: Turn on the HRV unit and listen for any unusual noises or vibrations. Verify proper airflow.
5. Operating Instructions
The Venmar 01231 Blower Wheel is a passive component that operates as part of the HRV system. Once installed, its operation is controlled by the HRV unit's main controls.
- System Activation: After installation, activate your Venmar Vanee HRV5585 Compact unit according to its specific user manual.
- Monitor Performance: Observe the HRV unit for normal operation. Listen for smooth, consistent airflow and the absence of unusual noises (e.g., grinding, rattling, excessive vibration).
- Airflow Verification: Ensure that the HRV unit is moving air effectively through its intake and exhaust vents.
6. Maintenance
Regular maintenance of the blower wheel helps ensure the longevity and efficiency of your HRV system.
- Cleaning Frequency: Inspect the blower wheel for dust and debris buildup every 6-12 months, or more frequently in dusty environments.
- Cleaning Procedure:
- Disconnect power to the HRV unit.
- Access the blower wheel as described in the installation section.
- Using a soft brush, vacuum cleaner with a brush attachment, or compressed air, carefully remove any accumulated dust, lint, or debris from the blower wheel fins and housing. Avoid bending the fins.
- Do not use water or liquid cleaners directly on the blower wheel or motor unless specifically instructed by the HRV manufacturer.
- Reassemble the unit and restore power.
- Inspection: During cleaning, inspect the blower wheel for any signs of damage, cracks, or excessive wear. Check that it is securely fastened to the motor shaft.
7. Troubleshooting
If you experience issues with your HRV unit after blower wheel replacement, consider the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Excessive Noise/Vibration |
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| Reduced Airflow |
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| Blower Not Spinning |
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If troubleshooting steps do not resolve the issue, contact a qualified HVAC technician or Venmar customer support.
8. Specifications
| Attribute | Value |
|---|---|
| Product Model Number | 01231 |
| Compatible HRV Model | Venmar Vanee HRV5585 Compact |
| Product Dimensions | 11.02 x 4.72 x 5.51 inches (28 x 12 x 14 cm) |
| Item Weight | 3 Pounds (1361 Grams) |
| Manufacturer | VENMAR |
| ASIN | B005COIPGK |
| Date First Available | June 29, 2021 |
9. Warranty and Support
For specific warranty information regarding the Venmar 01231 Blower Wheel, please refer to the documentation provided with your original Venmar Vanee HRV5585 Compact unit or contact Venmar customer support directly.
If you require technical assistance, have questions about installation, or need to report a defective product, please contact Venmar customer service through their official website or the contact information provided in your HRV unit's main manual.
Venmar Official Website: www.venmar.ca