INSTALLATION INSTRUCTIONS READ & SAVE THESE INSTRUCTIONS!

Recess-Mounted Door Chime

MODEL: LB-14 SERIES

Your NuTone Door Chime is designed for two-door operation. For best results, use NuTone Model 101T Transformer.

Handle the door chime carefully as you would any precision instrument.

Comply with local wiring codes when installing the door chime.

If upon completion of the installation the chime does not operate, check your installation against these instructions. If the chime still does not operate, check the pushbutton(s) for poor contact or loose connections and wiring for short circuits.

If chime plungers should ever become sluggish in their movement, clean the plungers with a nonflammable cleaning fluid and wipe dry. CAUTION: NEVER OIL

CHIME PLUNGERS.

MOUNTING THE FRAME

Refer to Figure 1. The chime mechanism is shipped mounted in the metal mounting frame. Remove the cardboard plaster shield and remove the chime mechanism from the frame by freeing one side and sliding to the side.

NEW CONSTRUCTION

1.Bend or break off the four mounting tabs. Do not bend tabs inward.

2.Nail the chime mounting frame to a wall stud in the required location. Position the mounting frame so the front edge will be flush to the finished wall surface.

3.Complete the wiring connections.

EXISTING CONSTRUCTION

1.Bend out the recess mounting tabs.

2.In the desired location between wall studs, mark around the mounting frame and prepare a 478" wide by 7" high cutout.

3.Insert the frame into the cutout. The recess mounting tabs go behind the wall. The recess mounting tabs and the two pairs of tabs on the side of the frame should hold the frame firmly in position.

4.Complete the wiring connections.

MOUNTING THE DOOR CHIME

1.Install chime to mounting frame after finished wall is in place.

2.Feed wires through the wiring entrance in the chime's base plate and make wire connections to the terminal board.

3.Slide the chime mechanism under the cover mounting brackets and snap chime into frame.

4.Mount chime cover to mounting brackets by using supplied screws.

COVER

MOUNTING

BRACKET

SLIDE

CHIME

MECHANISM

FIGURE 1

 

 

FRONT DOOR

120v AC

 

 

WIRING

 

 

PUSHBUTTON

 

 

 

FRONT

FRONT

18 GAUGE INSULATED

 

 

 

 

TRANS

TRANS

2-CONDUCTOR WIRE

 

 

 

REAR

REAR

 

NUTONE 101T

 

 

COMMON

 

 

TRANSFORMER -

 

 

WIRES

 

 

USE NUTONE MODEL

TERMINAL

TERMINAL

 

 

301T FOR TWO OR

BOARD

BOARD

 

REAR DOOR

MORE CHIMES

CHIME No. 2

CHIME No. 1

 

 

PUSHBUTTON

 

 

 

 

FIGURE 2

WIRING

Be certain the power has been disconnected at the main source before making the connections.

Comply with local electrical code.

When stapling wires to studs or joists, do not allow staples to cut through wire insulation.

1.Mount the transformer to a convenient junction box (attic location not recommended) or circuit breaker box.

2.Connect house power leads to transformer leads: black to black, white to white.

3.Run 2-conductor, 18 gauge cable from the transformer screw terminals and from the pushbutton screw terminals to the chime location.

4.Refer to Figure 2. Bring wires into the mounting frame. Connect the transformer and pushbutton wires to the terminal board on the chime base plate.

ELECTRONIC WIRING HOOK-UP FROM DOOR CHIME TO INTERCOM SYSTEM

1.Run NuTone IW-2 cable (22 gauge twisted-pair cable) from intercom location to chime.

2.Run wires through wiring hole in chime base plate and connect to terminals 1 and 2 on volume control terminal board.

3.Refer to instructions packaged with intercom for connection to intercom.

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NuTone LB-14 installation instructions Mounting the Frame, Mounting the Door Chime, Wiring, NEW Construction

LB-14 specifications

The NuTone LB-14 is a highly regarded exhaust fan that showcases superior build quality and design, making it an essential component for maintaining air quality and comfort in various spaces. This model is particularly noted for its impressive efficiency and performance, catering to residential and commercial needs alike.

One of the standout features of the LB-14 is its powerful motor, which operates quietly while efficiently ventilating areas like bathrooms, kitchens, and laundry rooms. With a ventilation capacity of up to 150 CFM (Cubic Feet per Minute), the LB-14 effectively removes moisture and odors, ensuring a fresh and comfortable environment. This is especially crucial in areas prone to humidity and dampness, where mold and mildew growth can become a problem.

Another significant characteristic of the LB-14 is its durable construction. Made from high-quality materials, this exhaust fan is designed to stand the test of time. It is built to withstand the rigors of daily use, featuring a robust housing that is resistant to rust and corrosion. This durability is complemented by the fan's stylish and low-profile grille, which seamlessly integrates into various decor styles, providing both function and aesthetic appeal.

The LB-14 is also designed with ease of installation in mind. Its compact size allows for straightforward mounting in ceiling or wall locations, making it suitable for new construction or retrofitting in existing spaces. The unit is equipped with a built-in damper to prevent backdrafts, ensuring that the air quality remains untouched when the fan is not in use.

In terms of energy efficiency, the LB-14 is compliant with ENERGY STARĀ® standards, making it an eco-friendly choice. It provides powerful ventilation without significantly increasing energy costs. The fan operates quietly at a sound level of just 1.5 sones, ensuring that it will not disrupt the peace of your home or workspace.

NuTone's LB-14 epitomizes a perfect balance between power, efficiency, and quiet operation, making it a top choice for anyone looking to enhance air quality in their home or business. Whether you need to tackle humidity or simply improve air circulation, the LB-14 stands out as a reliable solution that combines practicality with modern design elements, fulfilling all your ventilation needs effectively.