Introduction Product Overview Product Description This product is a duct boosting fan that boosts air on applica- tions such as extended duct systems, crawlspace ventilation, and dryer exhaust. This fan has rotating parts and personnel must exercise safety precautions during installation, operations, and maintenance. THIS CLOTHES DRYER INSTALLATION INCORPORATES A DRYER...
• Do not install the product in the exhaust duct system of a Safety dryer if it is not permitted to do so. • Do not install insulated ducting upstream of the product. Safety definitions • Do not use this product with high output dryers. Warnings, cautions and notes are used to point out specially •...
Installation 3.1.4 How the Pressure Sensor Switch Operates To Do Before the Installation The product uses a positive pressure sensing switch that rec- ognizes airflow velocity and activates the product from an inde- Caution pendent electrical circuit. This sequence prevents the need for more connections through the dryer circuit which may void the This is a cord-connected product.
3.2.1.1 To Mount the Panel Location Note: The DBF 4XLT, #40275 comes prewired from the factory. Position the indicator panel and the product so that the ca- ble can connect. Mount the indicator panel so that it can be seen during dry- er operation.
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For correct operation, position the control box (located on the product) to provide access to the indicator panel wiring and tubing connections. On the opposite end of the control box, position the bracket onto the product. Make a mark through the middle holes of the bracket onto the product.
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3.2.2.6 To Connect the Indicator Panel Cable to the Product Connect the two (2) position connector at the end of the 50–foot (15 meter) indicator panel cable to the receptacle located on the product’s control box. Horizontal Duct Installation Angled Duct Installation Vertical Duct Installation 3.2.2.5 To Install the Grommet and...
Troubleshooting Note: If the panel LED flashes or does not illuminate when the dryer is on, see the below table for error indication and likely sources of the problem. If the product shows an error other than what is listed, or if these help topics do not solve the problem, please contact Fantech technical support for further assistance.
After the dryer starts, the product will start to operate ten Maintenance (10) seconds after the dryer has started. Warning Note: Set the service disconnect switch in the The indicator LED will also illuminate during this time. OFF position before you do maintenance unless the instructions tell you differently.
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