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INSTALLATION INSTRUCTIONS
5˝ Inside Speaker
MODEL: ISA-445 Series
For use with the IMA4406, IM4406, IMA4006 & IM4006 Series Radio/Intercom Systems
ROUGH-IN FRAME MOUNTING
The ISA-445 5˝ speaker is mounted to the IR-50 rough-in
frame or surface mounted with IA-60.
NEW CONSTRUCTION
The IR-50 frame is mounted to a wall stud during
rough-in construction. The IW-6 wiring is also run during
rough-in construction. The speaker is mounted to the frame
once the finished wall is in place. See IR-50 Installation
Instructions.
EXISTING CONSTRUCTION
The IR-50 frame requires a cutout in the finished wall.
The frame may be mounted either directly to a wall stud or
between wall studs. The wiring is installed through the existing
walls. See IR-50 Installation Instructions.
WIRING CONNECTIONS
Refer to Figure 1. As illustrated, connect wires from the
ORANGE
ORANGE/WHITE
BLACK/WHITE
master unit to the six (6) screw terminals. Red wire to the
terminal marked red, red/white to the terminal marked
re/white, etc.
RED
RED/WHITE
BLACK
MOUNTING
FIGURE 1
1. Refer to Figure 2. Carefully place wires inside wall.
2. Using two mounting holes in the speaker body, secure the
speaker to the frame with two (2) provided screws.
ISA-445
SPEAKER
Refer to System’s Operator’s Manual for operating
instructions and warranty information. If Operator’s
Manual has been misplaced, write to: NuTone, 4820 Red
Bank Road, Cincinnati, Ohio 45227. Attention: Department
of National Field Service.
IW-6
IMPORTANT – WHEN NUTONE MODEL IW-6R WIRING
IS USED:
CONNECT TO SCREWS
ON PRINTED CIRCUIT
BOARD MARKED:
IR-50
ORN
BLK
BLK/WHITE
ORN/WHITE
RED
FIGURE 2
RED/WHITE
BLUE STRIP
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