NuTone IM-440 Series Contents of Carton, Precautions and Guidelines, Wiring Specifications

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INSTALLATION

CONTENTS OF CARTON

Check (✓) for the following IM-4406 carton contents.

❏IM-4406 master station

❏Terminal board

❏Transformer cover

❏Hardware bag assembly containing:

2 - shoulder screws

12 - No. 6 x 3/8 screws

4 - colored panel mounting screws

4 - ‘L’ panel mounting brackets

❏Homeowner’s manual with room labels

❏Installation instructions

❏Product Registration Warranty Card

NOTE TO INSTALLER: Do not discard these installation instructions. Please transfer all installation instructions, warranty registration and homeowner’s manual to the homeowner.

PRECAUTIONS AND GUIDELINES

The NuTone IM-4406 master station has been designed for ease of installation. Please read and follow ALL installation instructions, guidelines and precautions. Any deviation from these instructions or miswiring combinations may result in unit failure and void of warranty.

WARNING!

120 Volt AC Power to Transformers in the IR-105 Rough-in MUST Remain OFF until ALL System Wiring at the Master and Remote Stations is Complete.

•Observe all local building regulatory codes in your area.

•All screw terminals at the master and remote stations must be secure.

•Observe all color code connections of wires when connecting the remote stations to the master.

•The IM-4406 is designed to be installed with only NuTone specified wire. No other wire should be used. The use of wire other than NuTone wire will void all NuTone warranties and may result in faulty installation and improper operation.

IMPORTANT WARNING!

THE POWER TRANSFORMER CONTAINS AN INTERNAL FUSE.

DO NOT SHORT THE LOW VOLTAGE CONNECTING SCREWS OF THE TRANSFORMER OR THE TRANSFORMER WILL BE DESTROYED!

WIRING SPECIFICATIONS

See the IR-105 master rough-in frame installation instructions for detailed wiring information.

Use NuTone IW-6, 3 twisted pair for connecting:

•Remote controls to master

•Remote stations to master

Use NuTone IW-2, 22 ga. twisted pair for connecting:

•Door speakers to master

•Remote controls to speakers

•Speaker volume control (IC901) to master

•Speaker volume control (IC901) to speakers

•Electronic chime audio output to master

•Pushbutton to chime module

Use NuTone S-143, 18 ga. twisted pair for connecting:

•Pushbutton to electronic chime

•Electronic chime to chime transformer

Use Nº14/2 power cable with ground, Class 1 UL Listed (Observe local codes) for connecting:

• Transformers to 120v AC

Use shielded audio cable for connecting external audio sources to the master station.

REMOTE STATION WIRING

An individual 6-wire cable (IW-6) must be connected from each remote station or remote control location to the master station’s terminal board.

Maximum station wire length: 750 ft.

Maximum total length of IW-6 cable per system: 4,000 ft.

IMPORTANT! NuTone cannot be responsible for improper system operation that results from interference generated by light dimmers, fluorescent lighting fixtures, and similar electrical products. Such interference must be corrected at the source. TO HELP REDUCE THIS INTERFERENCE, ALL WIRING CONNECTIONS TO THE MASTER MUST BE PLACED AT LEAST 12 INCHES FROM ANY AC POWER WIRING. AVOID RUNNING INTERCOM WIRES PARALLEL TO AC POWER WIRING.

MAXIMUM NUMBER OF REMOTE STATIONS

The master station will accommodate up to 9 connections at the terminal board. These connections can be any combination of remote stations, remote controls or volume controls. It will also accommodate 3 door speaker connections.

If more than 9 stations are required, use the optional

NOTE: NEVER connect more than one remote station to a set of screw terminals.

Model Nº IA-440 expansion kit. This will allow an additional 6 connections at the master.

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Contents Model IM-4406 Series Master Station AM/FM RADIO/CD Player Intercom SystemTable of Contents InstallationRemote Station Wiring Contents of CartonPrecautions and Guidelines Wiring SpecificationsMounting the Terminal Board Connecting the Remote WiringConnecting Volume Control Wiring Connecting Door Speaker WiringNever USE 8 OHM Stereo Speakers With this System Mounting the Master Station Mounting the Transformer Cover Connecting Power TransformersConnecting the Master Station to the Terminal Board Connecting the Radio Antenna Connecting the Optional Chime ModuleConnecting Optional Electronic Chime Connecting Power to the Optional CP-95 Cassette Player Connecting Optional AccessoriesSecuring the Master Panel Mounting and Connecting Optional Door Release PushbuttonConnecting the Memory Back UP Battery Powering UP the SystemMaster Station Status Switches Sets the master station Setting Program Audio Controls Digital ClockSystem Checkout Setting the External Audio Source Level Setting Intercom VolumeSetting Internal Intercom Volume Control Setting the Beep Tone LevelDiagnostic Tests Resetting the MicroprocessorKEY Display Trouble Possible Cause Possible Remedy INSTALLER’S Troubleshooting GuideMake separate cable IW-6 runs from each Remote Station to Cannot receive radio station Faulty antenna connection Page Two Year Limited Warranty

IM-440 Series specifications

The NuTone IM-440 Series is a highly acclaimed intercom system designed to enhance communication and convenience in both residential and commercial environments. Renowned for its utility and efficiency, this system combines advanced technology with user-friendly features, making it a popular choice for those looking to upgrade their intercom systems.

One of the standout features of the NuTone IM-440 Series is its versatile communication capabilities. The system supports both intercom communication and radio broadcasting, allowing users to not only communicate with different rooms but also listen to music or news throughout the premises. This dual functionality positions the IM-440 as an all-in-one solution for audio entertainment and inter-room communication.

The IM-440 series employs robust technology to ensure clear audio quality. Utilizing advanced circuitry, the system minimizes interference and enhances sound clarity, making conversations more intelligible and enjoyable. This technology is particularly useful in larger homes or commercial spaces where distance can affect sound quality.

Installation is made easy thanks to the IM-440 series' design, which supports a variety of mounting options and is compatible with numerous room types. The user interface is intuitive, featuring a simple-to-use control panel that allows for straightforward navigation and operation. This focus on user experience is evident in the attention to detail in the design, ensuring that even those who are not tech-savvy can operate the system with ease.

Another significant characteristic of the NuTone IM-440 Series is its scalability. The system can be easily expanded to accommodate additional rooms and features, allowing users to customize their intercom setup according to their specific needs. This makes it a future-proof investment that can adapt to changes in living or working environments.

Durability and reliability are also hallmarks of the IM-440 series. Built to withstand the rigors of daily use, the system features high-quality materials that ensure longevity. Additionally, the system's components are engineered to perform consistently over time, providing users with peace of mind that their communication system will be operational when needed.

In summary, the NuTone IM-440 Series stands out for its combination of advanced audio technology, user-friendly design, and scalability. Whether for communication or entertainment, this intercom system offers a compelling solution for those seeking to enhance their indoor audio experience. With its array of features and reliability, the IM-440 Series remains a top choice in intercom systems.
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