NuTone IA-28, IA-29 operating instructions Intercom System for Home or Office, Installation Donts

INSTALLATION & OPERATING INSTRUCTIONS READ & SAVE THESE INSTRUCTIONS!

Central Amplifier

MODEL IMA-516

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.

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.

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.