Item #: 142000 Rev Date: 2018-01-18 Installation and Operation Manual DBF 110 • DBF4XL Dryer Exhaust Fan Kit Includes: Dryer Exhaust Fan, 1 pc Fan Mounting Bracket and Hardware, 1 pc Small Wall Sign Indicating Proper Operation Procedure, 1 pc Tubing & Grommet, 1 pc Technical / Customer Support: United States Tel.: 800.747.
Note Warning / Important note Information Technical information Practical tip Read and Save these instructions for future reference. 1. DBF 110 and DBF4XL fans are not explosion proof. Do not use the fans if a potentially explosive situation may exist. 2. Because this unit has rotating parts, safety precautions should be exercised during this phase of installation, operation and maintenance. 3. CAUTION: For General Ventilation Use Only.
Illustration 1 Installation Guidelines Fan and Switch Mounting The DBF110 or DBF4XL is to be mounted a minimum of 5 linear (not equivalent) feet from the dryer outlet. A secondary lint trap (DBLT 4W) is recommended if the fan is installed between 5 and 15 linear (not equivalent) feet from the dryer outlet in applications, where excessive dryer lint generation is likely or to increase the time interval between routine maintenance of the Dryer Exhaust Fan (See illustration to left).
Fan Installation Illustration 2 Correct Mounting of Diaphragm Switch Step 1. Selecting Fan Location Fan must be mounted a minimum of 5 feet from the dryer outlet. In order to perform recommended maintenance, fan location should allow sufficient access for service. Refer to dimensional drawings shown above. Horizontal Horizontal Horizontal Vertical Angled Vertical Angled Switch mounted properly above and Switch mounted properly below duct Step 2.
Illustration 5 Wiring Procedure DBF110 DBF110 Wiring – Fan and Pressure Switch Step 1. Blue Brown Power to Fan Black Capacitor Red White Black Green Remove the screws securing the terminal box cover plate located on the side of the fan. All fan motor and pressure switch connections are prewired to an electrical terminal strip. A 3/8" romex type cable restraint connector will be needed to secure the wiring through the knockout provided on the side of the terminal box. Step 2.
Troubleshooting Prior to performing Steps 1 - 2, be certain that the electrical supply to the fan/switch is turned off. If fan fails to start when the dryer cycle begins, please follow the procedure listed below: 1. Check the incoming supply for proper voltage. 2. Verify that the pressure switch diaphragm is vertical as shown in Illustration 2 of these instructions.
WARRANTY Five (5) Year Warranty This warranty supersedes all prior warranties DURING ENTIRE WARRANTY PERIOD: Fantech will repair or replace any part which has a factory defect in workmanship or material. Product may need to be returned to the Fantech factory, together with a copy of the bill of sale and identified with RMA number. FOR FACTORY RETURN YOU MUST: • Have a Return Materials Authorization (RMA) number. This may be obtained by calling Fantech either in the USA at 1.800.747.
Fantech reserves the right to make technical changes. For updated documentation please refer to www.fantech.
