This document is the instruction manual of fantech DBF 4XLT Dryer Booster Fan, which mainly introduces the function characteristics and usage methods of the product
The Fantech DBF 4XLT is a dryer booster fan designed to overcome long duct runs and maintain air velocity in clothes dryer exhaust systems. The kit includes the fan, mounting bracket, indicator panel, and necessary hardware. It is intended for use with high-output dryers and must be installed at least 5 linear feet from the dryer outlet.
| Maximum equivalent duct length | 130 feet (40 meters) |
|---|---|
| Minimum distance from dryer outlet | 5 linear feet (1.52 linear meters) |
| Maximum exhaust air temperature | 167°F (75°C) |
| Power supply | 120VAC |
| Fan airflow velocity | 1200 fpm (6.10 m/s) |
No, the unit is for general ventilation use only and should not be used to exhaust hazardous or explosive materials and vapors.
Yes, a secondary lint trap must be installed between the clothes dryer and the booster fan if the fan is located less than 15 linear feet from the exhaust.
The fan activates automatically via a positive pressure sensing switch that closes the circuit when the dryer begins operation.