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REPLACEMENT INSTALLATIONS
The first step in replacement installation is to identify the existing wiring. Once the wiring is correctly identified, it
may be used for connecting the system. Before proceeding with the wiring, see the enclosed IDENTIFYING CHIME
WIRING INSTRUCTIONS and follow the procedures for your PARTlCULAR INSTALLATlON.
INSTALLATION 1: FRONT AND REAR DOOR PUSHBUTTONS – COMMON WIRE CONNECTION AT CHIME LOCATION.
FRONT
CHIME
FRONT
FRONT
TRANS
REAR
TRANS
INSTALLATION 2: FRONT AND REAR DOOR PUSHBUTTONS – COMMON WIRE CONNECTION AT TRANSFORMER LOCATION.
FRONT
CHIME
FRONT
TRANS
TRANS
TRANS
REAR
INSTALLATION 3: FRONT DOOR PUSHBUTTON ONLY – COMMON WIRE CONNECTION AT CHIME LOCATION.
CHIME
FRONT
FRONT
TRANS
TRANS
FRONT
REAR
TRANS
INSTALLATION 4: FRONT DOOR PUSHBUTTON ONLY – COMMON WIRE CONNECTION AT TRANSFORMER.
CHIME
FRONT
TRANS
TRANS
REAR
MASTER SPEAKER
FRONT
PUSHBUTTON
FRONT
TRANS
REAR
PUSHBUTTON
DOOR SPEAKER
MASTER SPEAKER
FRONT
PUSHBUTTON
TRANS
FRONT
REAR
PUSHBUTTON
DOOR SPEAKER
MASTER SPEAKER
FRONT
PUSHBUTTON
FRONT
TRANS
DOOR SPEAKER
MASTER SPEAKER
FRONT
PUSHBUTTON
FRONT
TRANS
DOOR SPEAKER
GREEN RED
TRANS
BROWN
TRANS
GREEN RED
TRANS
BROWN
TRANS
GREEN RED
TRANS
BROWN
TRANS
GREEN RED
TRANS
BROWN
TRANS
1. Label FRONT and TRANS wires
connected to chime terminal screws.
Disconnect wires from chime and
remove chime.
2. Connect two wires marked TRANS to
Master Speaker's RED wires.
3. Connect two wires marked FRONT to
Master Speaker's GREEN wires.
4. Disconnect FRONT pushbutton.
Remove pushbutton. Connect two front
pushbutton wires to Door Speaker's
BROWN wires.
1. Label the two wires connected to the
TRANS and REAR chime terminals.
Label both wires TRANS.
2. Label FRONT wire connected to chime
terminal. Disconnect all wires from
chime and remove chime.
3. Since only one FRONT wire exists at
chime location, it will be necessary to
run at least one more 22 ga or larger
wire from Door Speaker location to
Master location. Run wire and label it
FRONT.
4. Connect two wires marked TRANS to
Master Speaker's RED wires.
5. Connect two wires marked FRONT to
Master Speaker's GREEN wires.
6. Connect two wires at door
Speaker/pushbutton location to Door
Speaker's BROWN wires.
1. Label FRONT and TRANS wires
connected to chime terminal screws.
Disconnect wires from chime and
remove chime.
2. Connect two wires marked TRANS to
Master Speaker's RED wires.
3. Connect two wires marked FRONT to
Master Speaker's GREEN wires.
4. Disconnect front pushbutton. Connect
two front pushbutton wires to Door
Speaker's BROWN wires.
1. Label the two wires connected to
TRANS and FRONT chime terminals –
label both wires TRANS.
2. Run a NuTone IW-2 cable from Master
location to Door Speaker location.
Label wires DOOR.
3. Connect two wires marked TRANS to
Master Speaker's RED wires.
4. Connect two wires marked DOOR to
Master Speaker's GREEN wires.
5. Connect wires at Door Speaker
location to Door Speaker's BROWN
wires.
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