Installation Manual

11 of 12 © 2009 D 481 - 07/09
Error Messages
Error Messages
Symptom Cause Corrective Action 3 Buttons Flashing Red
User
Button
1
User
Button
2
User
Button
3
User Switch disconnected from tN4 bus.
•
• Check tN4 and common wires for
loose wire connections.
•
• Ensure the tN4 controls have power.
•
• Check R and C wires for correct
polarity.
1 Button Flashing Red
User
Button
1
User
Button
2
User
Button
3
User
Button
1
User
Button
2
User
Button
3
User
Button
1
User
Button
2
User
Button
3
or or
The User Button is configured for setpoint device enable operation and there is no response from the tN4 setpoint control.
•
• Ensure the setpoint device has
power and is connected to the tN4 bus.
•
• Ensure the setpoint device enable
number of the User Button and of the tN4 setpoint control match.