1. Introduzione
This manual provides essential information for the safe and efficient installation, operation, and maintenance of your FANTECH prioAir 8 Inline Mixed Flow Duct Fan. Please read these instructions thoroughly before installation and retain this manual for future reference.
The FANTECH prioAir 8 is an 8-inch inline mixed flow duct fan designed for ventilation applications. It features a compact design, high efficiency, and quiet operation, making it suitable for various residential and light commercial settings. Constructed from a special composite material, the fan is lightweight and durable.
2. Importanti Instructions Safety
ATTENZIONE: Per riduce u risicu di focu, scossa elettrica, o ferite à e persone, osservate i seguenti:
- Read all instructions before installing or servicing this fan.
- L'installazione deve esse effettuata da un elettricista qualificatu in cunfurmità cù tutti i codici elettrici lucali è naziunali.
- Always disconnect power at the service panel before wiring, cleaning, or servicing the unit.
- Ensure the fan is properly grounded.
- Do not use this fan with any solid-state speed control device unless specifically designed for this fan.
- Do not use this fan in potentially explosive atmospheres.
- Keep fingers and foreign objects away from the fan blades during operation.
- Stu ventilatore hè solu per usu generale di ventilazione. Ùn l'utilizate micca per espulsà materiali è vapori periculosi o esplosivi.
3. Ciò chì hè in a scatula
À u mumentu di u disimballaggio, verificate chì tutti i cumpunenti sò presenti è senza danni:
- FANTECH prioAir 8 Inline Mixed Flow Duct Fan unit
- Mounting hardware (e.g., screws, brackets) - (Specific hardware may vary, refer to packaging)
- Manuale d'uso (stu documentu)

Figure 1: FANTECH prioAir 8 Inline Mixed Flow Duct Fan unit.
4. Specifiche tecniche
| Feature | Specificazione |
|---|---|
| Numero di mudellu | prioAir 8 |
| Dimensioni di u produttu | 6 x 5 x 7 inch |
| Pesu | 8 liri |
| Marca | FANTECH |
| Voltage | 120 Volts |
| Wattage | 35 watts |
| Metudu di rinfrescante | Aria furzata |
| Livellu di rumore | 45 Decibel |
| Materiale | Compositu |
| Velocità di rotazione massima | 2400 RPM |
| Capacità di Flussu d'Aria | 647 Piedi Cubi Per Minute (CFM) |
| Tipu di Connettore di Alimentazione | 3-Pin |
5. Installazione è Setup
5.1 Lista di Verificazione di Preinstallazione
- Ensure the installation location is suitable for an 8-inch duct fan.
- Verify that the power supply matches the fan's requirements (120V).
- Gather necessary tools: screwdriver, wire strippers, drill, duct tape/clamps.
5.2 Muntaggio di u Ventilatore
The prioAir 8 fan is designed for inline installation within ductwork. It can be mounted at any angle.
- Select a secure location in your duct system where the fan can be easily accessed for maintenance.
- Cut a section of the ductwork to accommodate the fan's length. Ensure the cut is clean and straight.
- Insert the fan into the ductwork. The fan can be oriented to push or pull air, depending on your ventilation needs. Observe the airflow direction arrow on the fan housing.
- Secure the fan to the ductwork using appropriate duct clamps or heavy-duty duct tape to ensure an airtight seal.
- If additional support is needed, use the provided mounting brackets to secure the fan to a joist or other structural element.

Figura 2: Esample of the prioAir 8 fan installed inline with ductwork.
5.3 Cunnessione elettrica
CAUTION: Ensure power is disconnected at the circuit breaker before proceeding with electrical wiring.
- Locate the electrical connection box on the fan housing.
- Open the cover of the connection box.
- Connect the power supply wires to the fan's terminals according to the wiring diagram provided inside the connection box cover. Typically, this involves connecting Live (L), Neutral (N), and Ground (G) wires. The fan uses a 3-pin power connector type.
- Assicuratevi chì tutte e cunnessione sò assicurate è insulate bè.
- Close the connection box cover securely.

Figura 3: Exploded view illustrating the internal structure and location of the electrical connection box.

Figura 4: Detailed view of the fan's internal components, including the impeller and motor housing.
6. Operating Instructions
Once the FANTECH prioAir 8 fan is properly installed and wired, operation is straightforward:
- Ripristinà a putenza di u circuitu à u pannellu di serviziu.
- If connected to a wall switch or thermostat, activate the switch or set the thermostat to the desired operating conditions.
- The fan will begin to operate, moving air through the duct system.
The prioAir 8 is designed for continuous operation. Monitor the airflow and noise level to ensure proper function.
7. Mantenimentu
WARNING: Always disconnect power to the fan at the service panel before performing any maintenance or cleaning.
Una manutenzione regulare assicura prestazioni ottimali è allunga a durata di vita di u vostru ventilatore.
7.1 Cleaning the Fan Blades and Housing
Dust and debris can accumulate on the fan blades and inside the housing, reducing efficiency. Clean the fan periodically, depending on the operating environment.
- Disconnect power to the fan.
- Carefully remove the fan from the ductwork or access the internal components if possible.
- Use a soft brush or a vacuum cleaner with a brush attachment to remove dust and debris from the fan blades and the interior of the housing.
- For stubborn dirt, a damp cloth with mild detergent can be used, ensuring no moisture enters the motor or electrical components.
- Allow all parts to dry completely before reassembling or restoring power.

Figura 5: Primu pianu view of the fan's impeller, highlighting the blades that require periodic cleaning.
7.2 Lubrication Motor
The fan motor is permanently lubricated and does not require additional lubrication.
8. Risoluzione di prublemi
Before contacting technical support, please review i seguenti prublemi è suluzioni cumuni:
| Prublemu | Causa Possibile | Soluzione |
|---|---|---|
| Fan ùn principia micca | Nisuna alimentazione elettrica Cunnessione cablata libera Faulty switch/thermostat | Check circuit breaker and power source Verify all electrical connections are secure (with power off) Test or replace switch/thermostat |
| Flussu d'aria ridutta | Clogged fan blades/housing Ductwork obstruction Orientazione incorretta di u ventilatore | Pulite e pale di u ventilatore è l'alloghju Inspect ductwork for blockages Ensure fan is oriented for desired airflow direction |
| Rumore o vibrazione inusual | Montatura libera Detriti in u ventilatore Impulsore dannatu | Stringhje l'hardware di muntatura Disconnect power and remove any debris Contact FANTECH support if impeller is damaged |
9. Garanzia è Support
FANTECH products are manufactured to high-quality standards and are backed by a manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official FANTECH websitu.
For technical assistance, replacement parts, or warranty claims, please contact FANTECH customer support:
- Websitu: www.fantech.net
- Telefonu: Refer to the FANTECH websitu per i numeri di cuntattu regiunale.
When contacting support, please have your product model number (prioAir 8) and purchase date available.





