Xylem CentriPro Aquavar ABII+ 3AB2 Manuel D'instruction page 15

Troubleshooting Error Codes
Parameter
Display Flashes
Fault Code
3 Blinks
03
04 4 Blinks
(continued)
RED LIGHT CODES
Description
Controller Status
This information is to be used by professional installers or
qualified personnel only.
Sensor Fault (continued)
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
0 50
This fault can be caused by:
Over Current
• Using wrong motor (wrong voltage or phase).
• Mechanical binding from debris in pump.
• Electrical or mechanical failure of the motor.
• Incorrect setting of "MOTOR OVERLOAD SETTING (SFA)"
The controller has
turned off the motor
The controller estimates the motor temperature by
to protect it against
comparing the output current to the Motor Overload Setting
damage due to
and monitoring the output frequency. If the motor runs at
an over current or
high output or is current limiting the motor temperature
overload condition. If
estimate increases. If the temperature estimate is too high the
3 Over Current faults
controller stops the motor and issues an Over Current fault.
are detected, the
The controller will automatically clear the fault and restart
controller will need to
the motor after the motor temperature estimate reaches an
be manually reset. If
acceptable level. If 3 Over Current faults are detected then
fault persists contact
the controller must be manually reset by turning off power to
installer.
the controller for 1 minute and then on.
The controller stores the motor temperature estimate. If the
controller has tripped on the Over Current fault and power is
turned off and then on, the will not restart unless the motor
temperature estimate is within an acceptable range.
Sensor Output vs. Applied Pressure
100 PSI
100 150
Pressure [PSI]
switch. The controller will issue an Over Current fault if the
switch is set too low.
200 PSI 300 PSI
100 PSI Sensor
200 PSI Sensor
300 PSI Sensor
200 250 300
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