Nutone BK105

NuTone Doorbell Chime Instruction Manual

Model: BK105 | Brand: NuTone

Vita ny vokatraview

The NuTone Model BK105 Doorbell Chime is designed to provide a clear and distinct alert for visitors at your home's entrances. Featuring a gracefully-curved white textured cover, this chime unit houses two separate mechanisms: a two-note chime for your primary front door and a distinct one-note chime for a secondary entrance. This allows for easy differentiation between visitors at different entry points. The unit is intended for new installations or as a replacement for existing wired doorbell systems.

NuTone BK105 Doorbell Chime, front view

Sary: Front view of the NuTone BK105 Doorbell Chime, showing its white, curved design.

Fampahalalana manan-danja momba ny fiarovana

Always disconnect power at the circuit breaker or fuse box before installing, servicing, or cleaning this unit. Failure to do so may result in electric shock, injury, or death. All wiring must conform to local electrical codes and ordinances. If you are unsure about wiring procedures, consult a qualified electrician.

This device is designed for indoor use only. Do not expose to moisture or extreme temperatures.

Fonosana fonosana

Your NuTone BK105 Doorbell Chime package includes:

Fanamarihana: A 16-volt transformer (e.g., NuTone C905) and doorbell pushbuttons are required for operation and are sold separately.

fepetra arahana

endri-javatraantsipirihany
MarikaNuTone
Laharana modelyBK105
lokoWhite
refy (W x H)9cm x 5cm
lanjaTokony ho 13.8 ounces
Loharanon-keryWired, requires 16-volt transformer (sold separately)
Chime TonesTwo-note (front door), One-note (secondary door)
Karazana fametrahanaWall Mount
KEVITRAplastika
Fampiasana anatiny / ivelanyan-trano
UPC784891030017

Torolàlana fametrahana

Before beginning installation, ensure all power to the doorbell circuit is turned off at the main electrical panel. This chime unit is designed for wired installation and requires a 16-volt transformer and at least one pushbutton (both sold separately).

Fitaovana sy fitaovana ilaina:

Dingana fametrahana:

  1. Vonoy ny hery: Locate your home's main electrical panel and turn off the circuit breaker that supplies power to your existing doorbell or the area where you plan to install the new chime. Verify power is off using a voltage tester.
  2. Remove Old Chime (if applicable): Carefully remove the cover of your old doorbell chime. Disconnect the wires from the terminals, noting which wire goes to which terminal (e.g., Front, Trans, Rear).
  3. Mount the New Chime: Position the NuTone BK105 chime unit on the wall where you intend to install it. Use a pencil to mark the locations for the mounting screws. Drill pilot holes if necessary. Secure the chime unit to the wall using appropriate screws, ensuring it is level and firmly attached.
  4. Wire the Chime: Ampifandraiso ny low-voltage doorbell wires to the corresponding terminals on the NuTone BK105 chime unit. Typically, these terminals are labeled "FRONT" (for the main entrance pushbutton), "TRANS" (for the 16-volt transformer), and "REAR" (for a secondary entrance pushbutton, if used). Ensure connections are secure and wires are not frayed.
  5. Install Transformer and Pushbuttons (if new installation): If you are installing a new transformer, follow the manufacturer's instructions for safe installation. Connect the transformer to your home's electrical supply and to the "TRANS" terminal on the chime. Install your doorbell pushbuttons at the desired entrances and connect them to the "FRONT" and "REAR" terminals on the chime, respectively.
  6. Soloy ny fonony: Once all wiring is complete and secure, carefully place the white textured cover onto the chime unit.
  7. Avereno ny hery sy ny fitsapana: Return to your main electrical panel and turn the power back on to the doorbell circuit. Test the doorbell by pressing each pushbutton. The front door should produce a two-note chime, and the secondary door (if connected) should produce a one-note chime.

Torolàlana miasa

The NuTone BK105 Doorbell Chime operates automatically when a connected pushbutton is pressed. It provides distinct audible signals for different entrances:

No user interaction is required with the chime unit itself during normal operation.

Fikarakarana sy fikojakojana

The NuTone BK105 Doorbell Chime requires minimal maintenance to ensure long-lasting performance.

Fanamboarana

If your NuTone BK105 Doorbell Chime is not functioning as expected, refer to the following common issues and solutions:

OLANAAntony mety hitrangavahaolana
Chime does not sound at all.
  • Tsy misy herinaratra ho an'ny circuit.
  • Fifandraisana tariby malalaka na tsy mety.
  • Transformer diso.
  • Faulty pushbutton.
  • Jereo ny fiatoana / fuse.
  • Ensure all wires are securely connected to the correct terminals.
  • Test transformer output with a voltmeter (should be around 16V AC). Replace if necessary.
  • Test pushbutton by temporarily shorting its wires; if chime sounds, replace pushbutton.
Chime sounds continuously or buzzes.
  • Stuck pushbutton.
  • Short circuit amin'ny wiring.
  • Inspect pushbuttons for debris or damage; replace if stuck.
  • Check wiring for exposed copper touching other wires or metal.
Only one chime note sounds for both doors.
  • Incorrect wiring for front/rear doors.
  • Internal chime mechanism issue.
  • Verify "FRONT" and "REAR" wires are connected to the correct terminals on the chime.
  • If wiring is correct, the chime unit may be faulty and require replacement.

If troubleshooting steps do not resolve the issue, contact NuTone customer support or a qualified electrician.

Warranty sy fanohanana

The NuTone BK105 Doorbell Chime comes with a limited warranty. Please refer to the warranty documentation included with your purchase for specific terms and conditions. For technical assistance, replacement parts, or warranty claims, please contact NuTone Customer Support.

NuTone Customer Support:

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