Troubleshooting And Maintenance; Operation Of Faults And Alarms; Alarms, Faults And Possible Causes - WEG SCA06 User Manual

7 TROUBLESHOOTING AND MAINTENANCE

This chapter presents:
List of all possible faults and alarms.
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Most probable causes of each fault and alarm.
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List of most frequent problems and corrective actions.
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Instructions for periodical inspections on the product and preventive maintenance.
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7.1 OPERATION OF FAULTS AND ALARMS

When "ALARM" (AXXXXX) is identified:
The HMI indicates the numeric code of the alarm.
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The servo drive remains in operation, without blocking the PWM pulses.
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The code of the "ALARM" occurred is saved, as well as related information (date, time, etc.).
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When "FAULT" (FXXXXX) is identified:
The PWM pulses are blocked.
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The HMI indicates the numeric code of the fault.
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Red LED "FAULT" turns on.
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The relay that is programmed for "NO FAULTS" is turned off.
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The code of the "FAULT" occurred is saved, as well as related information (date, time, etc.).
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For the servo drive to go back to normal operation right after the occurrence of a "FAULT", it is necessary to reset
it. Below are some options of reset:
Turn off the power supply of the control and turn it on again (power-on reset).
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Press the RESET key.
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Modify the value of parameter P00219 from 0 to 1 (leading edge).
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Via digital input: DIx = 6.
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7.2 ALARMS, FAULTS AND POSSIBLE CAUSES

For more information about Alarms, Failures and Possible Causes, please refer to the quick reference parameters
and programming manual.
Troubleshooting and Maintenance
7
SCA06 | 7-1