NuTone IMA-516 - User Manual

INSTALLATION & OPERATING INSTRUCTIONS
READ & SAVE THESE INSTRUCTIONS!
INTERCOM SYSTEM FOR HOME OR
OFFICE
A typical system will include inside intercom speakers and door
speaker(s) if door answering is required. A MAXIMUM OF TEN
(10) INSIDE REMOTE SPEAKER STATIONS AND TWO (2)
DOOR SPEAKERS. Intercom speakers designed for outside
installation are available. The Amplifier has provisions for
connecting optional input equipment; i.e.: radio/music, electronic
chime.
RADIO/MUSIC SOURCE – A separate NuTone Radio-Intercom
System.
ELECTRONIC CHIME – A NuTone Electronic or Musical Chime
may be connected to the amplifier to provide chime tones in the
intercom speakers.
NOTE: Models IA-28 or IA-29 chime modules cannot be used
with the IMA-516.
INSTALLATION DON'TS
1. Don't locate inside speaker stations on indoor exterior walls.
2. Don't place more than one speaker station in a room.
3. Don't locate two speaker stations in a common wall between
rooms; rooms that share a common wall should not have the
speaker stations on that wall.
4. Don't place a speaker station so it is facing another station,
even if the other station is across a hallway in another room.
5. Don't locate speaker stations where doors or furniture will
interfere with the operation of the speaker.
6. Don't locate the amplifier in an area where temperatures will
exceed 120°F or fall below 32°F.
WIRING INFORMATION
CAUTION: This system is designed to be used with NuTone
wire/cable. No other wire should be used. use of wire other than
NuTone specified will cause improper operation.
*
NuTone Model IW-6 – Use for connection between Amplifier
and intercom speakers. IW-6 is a 3-twisted-pair cable (3 pairs of
22 gauge wire with variable twists; color-coded).
*
NuTone Model IW-2 – Use for connections specified in
diagrams. IW-2 is one twisted-pair cable (22 gauge).
IMPORTANT
1. Observe local code requirements.
2. Route all system wiring as far as possible (at least 12") from
household power wiring, lamp dimmers, furnace controls, etc.
3. Avoid stapling cables.
4. Be sure amplifier is properly grounded to an earth ground
source.
IMPORTANT: NuTone cannot be responsible for improper radio-
intercom operation that results from interference generated by
light dimmers, fluorescent lighting fixtures, and similar electrical
products. Such interference must be corrected at the source. As
an aid to help reduce this interference, all remote speaker wires
and cables must be placed at least 12 inches from any A.C.
power wiring.
Central Amplifier
MODEL IMA-516
SPEAKER REFERENCE CHART
(Use applicable rough-in and specified wire with all models)
MODEL NUMBER DESCRIPTION
Inside Intercom Speakers
ISB-53 series Speaker with controls. Recess mounts with Model
IR-3 Rough-In or may be surface-mounted with
Model IA-15.
IS-75 5" Paging Speaker - Roto-groove. Recess mounts with
Model IR-75 Rough-In.
IS-76 8" Paging Speaker - round. Recess mounts with Model
IR-70 Rough-In.
ISA-78 Series 8" Paging Speaker - rectangular. Recess mounts with
Model IR-80 Rough-In.
IC-501 Regulates volume in Inside Paging Speakers IS-75,
IS-76 or ISA-78.
Outside Intercom Speakers
ISB-53LW Speaker with controls - surface mounted.
ISA-77 8" Paging Speaker - surface-mounted.
IS-79 8" Paging Speaker - recessed. Recess mounts with
Model IR-9 Rough-In.
Door Speakers
IS-67 series Door Speaker with lighted pushbutton - molded.
Recess mounts with IR-6 Rough-In.
IS-69 series Door Speaker with lighted pushbutton - Classic Cast
Metal. Recess mounts with IR-6 Rough-In.
ISA-63 Door Speaker - no pushbutton.
Molded - surface-mounted.
ISB-64 Door Speaker with unlighted pushbutton.
Molded - surface-mounted.
IA-70 Surface-mounting frame for recessed door speakers.

Summary

Installation and Operating Instructions

Intercom System Overview

Explains the basic components and capacity of the intercom system for home or office.

Installation Donts

Lists critical locations and practices to avoid during intercom system installation.

Wiring Information

Details required NuTone wire types and general wiring precautions for the system.

Amplifier Installation and Connections

Mounting the Transformer

Provides guidance on selecting appropriate locations and mounting the 301-T transformer.

Mounting the Amplifier

Describes how to surface-mount the amplifier for accessibility and servicing.

Connection to Radio-Intercom

Explains how to integrate the intercom system with a NuTone Radio-Intercom for music distribution.

System Specifications and Low-Level Output

Speaker and Wire Specifications

Outlines maximum speaker connections, cable lengths, and wire gauge requirements for the system.

Low-Level Output Connection Specifications

Details the voltage, wattage, and impedance requirements for connecting low-level audio sources.

Low-Level Radio;Music Output Procedure

Step-by-step guide for connecting and adjusting a radio or music source to the intercom system.

Music-Only Speaker System Configuration

Low-Level Radio;Music Output Configuration

Instructions for connecting external audio sources like receivers or radios to the system.

Typical System Layouts: Garden Apartments

Low-Rise Garden Apartment Layout

Describes a typical system setup for low-rise garden apartments with entrance directories and apartment speakers.

Typical System Layouts: Townhouse Apartments

Townhouse Apartment Layout

Details a typical system setup for townhouse apartments with individual door speakers and apartment speakers.

Operational Checkout and Troubleshooting

Intercom Volume Setting

Guidance on setting volume controls for optimal intercom performance.

Model ISB-53 Speaker Operation

Specific instructions for operating the ISB-53 speaker for intercom and monitoring functions.

Door Answering and Monitoring

Explains how to use the intercom for door answering and monitoring specific locations.

Installers Troubleshooting Guide

A systematic guide to diagnose and fix problems encountered during installation or operation.

NuTone Two Year Limited Warranty

NuTone IMA-516 Specifications

General

Brand	NuTone
Model	IMA-516
Category	Intercom System
Language	English