Page 2 ZB80ML n ZB110ML Installation Guide WARNING CAUTION TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, OR . For general ventilating use only. Do not use to exhaust INJURY TO PERSONS, OBSERVE THE FOLLOWING: hazardous or explosive materials and vapors.
Page 3 ZB80ML n ZB110ML Installation Guide New Construction Installation Tools needed Materials needed • Power screwdriver with a Phillips bit • 6" round metal ducting recommended for best performance. Use of other ducting is acceptable but may impact performance.
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Screws from Parts Bag Attach Duct Connector and Ducting Top and bottom flanges Screw from go outside Housing Parts Bag Insert tab into slot inside Housing Tape Tape 6" Ducting Tape 4" Ducting 6" to 4" Reducer (for Model ZB80ML only)
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Page 5 ZB80ML n ZB110ML Installation Guide New Construction Installation Connect Wires and Install Knockout Plate • Run 120VAC electrical wiring to the installation location. • Use proper UL-approved connectors to secure wiring to the Knockout Plate provided in Parts Bag.
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Page 6 ZB80ML n ZB110ML Installation Guide New Construction Installation Insert Mask and Finish Ceiling • Install ceiling material. • Cut out around Housing. CAUTION IN ORDER TO PREVENT MOTOR/CONTROL DAMAGE: Mask protects unit If the blower was unplugged, power must during construction.
Page 7 ZB80ML n ZB110ML Installation Guide Retrofit Installation Tools needed Materials needed • Power screwdriver with a Phillips bit • Ruler • Tape to seal duct connections • Phillips screwdriver • Pencil • Existing rigid duct will require the addition of a short length of flexible duct •...
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Page 8 ZB80ML n ZB110ML Installation Guide Retrofit Installation Remove Blower Assembly Set aside Blower Assembly Both sides Remove Wiring Panel Set aside Wiring Panel Set aside screw Insert Mounting Frame Remove screws from Mounting Frame Bend up and set aside...
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Housing as it is inserted into Mounting Frame Attach Ducting and Duct Connector Screw from Parts Bag Pull existing ductwork into Housing Insert tab into slot inside Housing Tape Tape 6" Ducting Tape 4" Ducting 6" to 4" Reducer (for Model ZB80ML only)
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Page 10 ZB80ML n ZB110ML Installation Guide Retrofit Installation Install Knockout Plate, Connect Wires and Reinstall Wiring Panel • Use proper UL-approved connectors to secure wiring to the Knockout Plate provided in Parts Bag. • Connect wires as shown in wiring diagram.
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Page 11 ZB80ML n ZB110ML Installation Guide Motion Controlled Light along with Fan LIGHT STANDARD OR MULTI-FUNCTION NIGHT WALL SWITCHES LIGHT NIGHT MASTER LIGHT 14/3 SENSOR/ CONTROL 120 VAC LINE IN Retrofit Installation Reinsert and Secure Blower Assembly CAUTION IN ORDER TO PREVENT MOTOR/CONTROL DAMAGE: Power must be disconnected (see page 2, WARNING item 2) before inserting motor plugs into control assembly.
Page 12 ZB80ML n ZB110ML Installation Guide Install Bulbs Night Light (purchase separately) WARNING To Set the User-Adjustable Motion Light Timed-Off** Before servicing or cleaning unit, 1. This adjustment should only be made if, during installation, light switch power off at service panel and lock the service was wired to motion sensor along with the fan.
Page 13 ZB80ML n ZB110ML Installation Guide Cleaning and Maintenance Troubleshooting Before continuing, turn off power as previously noted in CAUTION WARNING on previous page and CAUTION section on this page. IN ORDER TO PREVENT MOTOR/CONTROL DAMAGE: DO NOT remove motor plug to stop spinning motor.