Troubleshooting - Pentair PERFORMA CV Series Service Manual

TROUBLESHOOTING

764 Controller - Error Codes & 278 "L" with Check Salt Light
Problem
ERR 1 is displayed
ERR 3 is displayed
ERR 4 is displayed
Four dashes displayed:
— — : — —
Check Salt Light is displayed -
Press the regen button to turn
off the check salt light.
Cause
Program settings have been corrupted.
Controller on tank 1 does not know the position
of the camshaft. Camshaft should be rotating to
find Home position.
Camshaft on tank 1 is not turning during ERR 3
display.
Camshaft on tank 1 is turning for more than five
minutes to find Home position:
Regeneration starts but control shows Err3
before completing regeneration
If single tank system...
Controller on tank 2 does not know the position
of the camshaft. Camshaft should be rotating to
find Home position.
Camshaft on tank 2 is not turning during ERR 4
display.
Camshaft on tank 2 is turning more than five
minutes to find Home position.
Power failure occurred
No regenerant draw or insufficient regenerant
detected during regeneration.
AUTOTROL
Press any key and reprogram Level I settings.
Wait for two minutes for the controller to return to Home
position. The hourglass should be flashing on the display
indicating the motor is running.
Check that motor is connected.
Verify that motor wire harness is connected to motor and
controller module.
Verify that optical sensor is connected and in place.
Verify that motor gear has engaged cam gear.
If everything is connected, try replacing in this order:
—Wire harness, Motor and Optical Sensor Assembly
—Controller
Verify that optical sensor is in place and connected to
wire.
Verify that camshaft is connected appropriately.
Verify that no dirt or rubbish is clogging any of the cam
slots.
If motor continues to rotate indefinitely, replace the
following components in this order:
—Wire harness, Motor and Optical Sensor Assembly
—Controller
Verify that the correct valve is selected in the Logix
controller.
Verify system setting is programmed to 273/278 "L".
Wait for two minutes for the controller to return to the
Home position. The hourglass should be flashing on the
display indicating the motor is running.
Check that motor is connected.
Verify that motor wire harness is connected to motor and
controller module.
Verify that optical sensor is connected and in place.
Verify that motor gear has engaged cam gear.
If everything is connected, try replacing in this order:
—Wire harness, Motor and Optical Sensor Assembly
—Controller
Verify that optical sensor is in place and connected to
wire.
Verify that camshaft is connected appropriately.
Verify that no dirt or rubbish is clogging any of the cam
slots.
If motor continues to rotate indefinitely, replace the
following components in this order:
—Wire harness, Motor and Optical Sensor Assembly
—Controller
Press SET to reset the time display.
Ensure salt/regenerant is available.
Check for regenerant draw.
Inspect regenerant line for leaks.
Logix 764 Control Performa Cv Series Valves (273, 278) Service Manual
®
Correction
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