Noritz NC250-SV-ASME Manuel D'installation page 24

Connecting Quick Connect Cord
Caution
The wire coloring on the Quick Connect Cord will
not be the same as the wire coloring of the
connection plug inside the unit.
* The remote controller can be connected to either
unit A or B.
Connecting the Quick Connect Cord to the two
units.
1. Turn off the power.
2. Remove the front cover of the heater (4 screws).
3. Pass the Quick Connect Cord through the wiring
throughway and into the unit.
4. Plug the connector on the Quick Connect Cord to
the receptacle inside the unit.
5. Attach the ground wire of the Quick Connect
Cord to the terminal block fixing plate.
(If the ground wire is not attached, electrical
noise may cause problems).
6. Secure the Quick Connect Cord with a clamp.
7. Replace the front cover.
24
For Quick Connect Multi System Installation
use a Quick Connect Cord (sold separately).
1.Red
2.Black
3.White
4.Green
5.Blue
6.Blue
A
Quick Connect
Cord
Wiring Throughway
1.Red 1.White
2.Black 2.Green
3.White 3.Red
4.Green 4.Black
5.Blue 5.Blue
6.Blue 6.Blue
B
"Quick Connect Cord" tag
Connector
Coupling Cord
1.Red
2.Black
3.White
4.Green
5.Blue
6.Blue
Ground wire
Connector
Clamp