1. Introduction
This manual provides detailed instructions for the safe installation, operation, and maintenance of your Fantech PB370-2 Inline Exhaust Fan. Please read this manual thoroughly before attempting to install or operate the unit. Retain this manual for future reference.
2. Safety Information
WARNING: To reduce the risk of fire, electric shock, or injury to persons, observe the following:
- Always disconnect power at the service panel before servicing or cleaning the unit.
- Installation work and electrical wiring must be done by qualified person(s) in accordance with all applicable codes and standards, including fire-rated construction codes.
- Do not use this fan with any solid-state speed control device unless specifically approved by Fantech for use with this fan.
- This unit must be properly grounded.
- Do not use this fan in areas where flammable or explosive materials are present.
- To prevent motor damage and noisy/unbalanced impellers, keep drywall spray, construction dust, and other debris off the power unit.
3. Package Contents
Verify that all components are present before beginning installation:
- Fantech PB370-2 Inline Exhaust Fan Unit
- Dual Grille Kit (includes components for 6-inch and 8-inch duct connections)
- Mounting Brackets and Hardware
- Power Cord
- Instruction Manual (this document)
This image displays the Fantech PB370-2 inline exhaust fan unit along with two separate grille assemblies, indicating its dual-grille capability for different duct sizes.
4. Setup and Installation
The Fantech PB370-2 is designed for inline installation within ductwork. Proper installation is crucial for optimal performance and safety.
4.1 Mounting the Fan Unit
- Select a suitable location for the fan unit, typically in an attic, crawl space, or utility closet, away from the living area to minimize noise.
- Ensure the chosen location allows for easy access for future maintenance.
- Use the provided mounting brackets to securely fasten the fan unit to a sturdy surface (e.g., ceiling joists, rafters). Ensure the fan is level.
4.2 Ductwork Connection
The PB370-2 supports both 6-inch and 8-inch duct connections using the included dual grille kit.
- Connect appropriate size ducting (flexible or rigid) to both the inlet and outlet ports of the fan unit.
- Secure all duct connections with duct clamps or appropriate fasteners and seal with duct tape or mastic to prevent air leakage.
- Install the chosen grille(s) in the desired location(s) in the room(s) to be ventilated. Connect the grille(s) to the fan unit via ductwork.
- Minimize bends and turns in the ductwork to ensure maximum airflow efficiency.
4.3 Electrical Wiring
All electrical connections must comply with local electrical codes.
- Ensure power is disconnected at the main service panel before proceeding.
- Connect the provided power cord to a suitable power source. Refer to the fan's label for specific voltage requirements (12 Volts as per specifications).
- Ensure all wiring connections are secure and properly insulated.
- The fan must be properly grounded to prevent electrical shock.
5. Operating Instructions
Once properly installed and wired, the Fantech PB370-2 Inline Exhaust Fan operates by drawing air from the ventilated space through the ductwork and expelling it. Operation is typically controlled via a wall switch connected to the fan's power supply.
- Turning On/Off: Use the designated wall switch to activate or deactivate the fan.
- Airflow: Ensure grilles are unobstructed for optimal airflow.
6. Maintenance
Regular maintenance ensures the longevity and efficient operation of your exhaust fan.
6.1 Cleaning
- WARNING: Disconnect power at the service panel before performing any maintenance.
- Grilles: Periodically remove and clean the grilles with a mild detergent and water. Allow them to dry completely before reinstallation.
- Fan Blades: If accessible, carefully wipe down the fan blades with a damp cloth to remove dust and debris. Avoid bending the blades.
6.2 Inspection
- Inspect ductwork for any signs of damage, leaks, or obstructions.
- Check electrical connections for tightness and signs of wear.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Fan does not turn on | No power to the unit Faulty wiring connection Motor malfunction | Check circuit breaker/fuse Verify all electrical connections are secure Contact qualified service personnel |
| Reduced airflow | Obstructed grilles or ductwork Duct leaks Fan blades dirty | Clean grilles and check ductwork for obstructions Seal any duct leaks Clean fan blades (after disconnecting power) |
| Excessive noise | Loose mounting Fan blades unbalanced or dirty Motor bearing issue | Ensure fan is securely mounted Clean fan blades and check for damage Contact qualified service personnel |
8. Specifications
- Brand: FANTECH
- Model: PB370-2
- Voltage: 12 Volts
- Maximum Rotational Speed: 1800 RPM
- Air Flow Capacity: 360 Cubic Feet Per Minute (CFM)
- ASIN: B01N55FBOY
- First Available Date: March 30, 2022
9. Warranty and Support
Warranty information for the Fantech PB370-2 Inline Exhaust Fan is typically provided with the product at the time of purchase or can be found on the official Fantech website. For technical support, troubleshooting assistance, or to inquire about warranty claims, please visit the official Fantech website or contact their customer service department directly.
For more information, visit the FANTECH Store.
