7Troubleshooting Guide
Error Message | Problem |
Illegal Op Code (continued)
B
There may be significant electrical noise affecting the pump motor.
Solution
3.If the line voltage is inappropriate for the pump motor, move it to another line
voltage source.
B
Check the pumping environment for devices that could be creating electrical noise. If possible, shut off these devices or move the pump to another location.
C
There may be a problem with the microprocessor.
C
Turn the unit’s power off and on, adjusting the settings, and attempt to resume pumping.
Is pump running? | You have selected a command |
| that requires the pump motor |
| to be running. |
1.Press the START/STOP key to start the motor.
2.Verify that the display is in the
RUNNING Display Mode and try to select the command again.
Locked Rotor? | The motor should be running, but |
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| no pulse interrupts are occurring, |
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| so it is not running. |
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| To recover from a locked rotor |
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| condition, first turn the power switch |
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| off and then back on. Then attempt |
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| a solution below. |
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| A | A |
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| The motor shaft may be locked. | 1. | The tubing may be causing a |
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| jam. Observe how the tubing |
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| is loaded in the pump head |
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| and, if necessary, reload it. |
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| 2. | Detach the pump(s) and check |
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| for a mechanical jam. |
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| Substitute another pump, if |
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| necessary. |
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| 3. | Turn the unit’s power off and |
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| on, adjust the settings, and |
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| attempt to resume pumping. |