Assembly Instructions - Existing Construction Grille Installation Humidity Sensing Fan Operation Single Speed Fan Operation Care and Maintenance Troubleshooting Dimensions Warranty READ AND SAVE THESE INSTRUCTIONS MFG Model VFB050B3A1 / VFB070B3A1/ VFB070B3H1 Address: 46101 Fremont Boulevard, Fremont, CA 94538 US Toll Free Number: 1-888-979-9889...
GENERAL SAFETY INFORMATION READ AND SAVE THESE INSTRUCTIONS 6. Ducted ventilating fans must always be vented to the GENERAL SAFETY INFORMATION outdoors. 7. If this unit is to be installed over a tub or shower, it must 1. Make sure that the electric service supply voltage is AC be marked as appropriate for the application and be 120V, 60Hz.
4 in. Use a roof cap or wall cap that has a built-in damper to reduce backdrafts. External timer can be used please contact Delta Breez customer service and consult with a licensed electri- cian for compatibility. WIRING DIAGRAM...
ASSEMBLY INSTRUCTIONS NEW CONSTRUCTION BEFORE INSTALLATION Turn off power source. Review all safety precautions. ❶ 1. Attach the Duct Connector to the Fan Body ❶ ❶ Remove the wiring box cover from the Fan Body . Remove the wiring knockout from the wiring box cover with a flathead screwdriver (not included).
ASSEMBLY INSTRUCTIONS Pull the wire through the hole and into the junction box(not included), secure 120VAC house wiring ❶ from the wall diagram on page4. 14AWG is the smallest conductor that shall be used for branch-circuit wiring. Push the wires back through the hole. Reattach the wiring box cover.
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ASSEMBLY INSTRUCTIONS If this fan is not replacing an old fan, be sure to cut ❶ a 7 1/2in. x 7 1/4in. opening for the Fan Body Make sure the 7 1/4 inch side of opening is flush with the joist for installation from below. Attach the Duct Connector to the Fan body.
GRILLE INSTALLATION Pinch the mounting springs on the Grille , and insert them into the narrow rectangular slots inside the fan. Push the Grille up toward the ceiling. Turn on electricity at the breaker box after finishing installation. HUMIDITY SENSING FAN OPERATION Model: 70HS 1.
CARE AND MAINTENANCE See safety information before proceeding. Routine maintenance should be done at least once a year. • Never use solvents, thinner or harsh chemicals when cleaning the fan. • Do not allow water to enter the motor. • Do not immerse metal parts in water. •...
TROUBLESHOOTING PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION The fan is not turning on 1. Power off 1. Make sure power supply is on. 2. Faulty switch 2. Test or replace switch. 3. Faulty wire connection 3. Check wire in switch box. The fan seems louder 1.
6. To qualify for warranty service, you must notify Delta Electronics at the address or telephone number below. 7. Delta Electronics shall have no liability to the original owner-user with respect to any defect caused by abuse, misuse, neglect, improper transportation or storage, improper testing, improper installation, improper operation,...
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