8.2 Troubleshooting and Routine Maintenance
• Troubleshooting
atx009en0823
Page 90
• Safety check
• Maintenance checking list
• Check that if the cooling fins at the rear of the inverters are collecting dust/
(5) Are the configurations settings correct for your particular installation?
dirt, and the machine should be cleaned when necessary. This work should be
conducted periodically.
(6) Are the display panel and the communications cable properly connected
• Check that if the indicators of the inverter are in normal state, check if the
and undamaged?
a. Please check the fault message on the System Control Panel or the fault code on the
inverter information panel. If a message is displayed, record it before doing anything
further.
b. Attempt the solution indicated in table above.
display of the inverter is normal. These checks should be performed at least every
6 months.
Contact Customer Service for further assistance. Please be prepared to describe details
of your system installation and provide the model and serial number of the unit.
c. If your inverter information panel is not displaying a fault light, check the
following to make sure that the current state of the installation allows for proper
operation of the unit:
(1) Is the inverter located in a clean, dry, adequately ventilated place?
A safety check should be performed at least every 12 months by a qualified
technician who has adequate training, knowledge and practical experience to perform
these tests. The data should be recorded in an equipment log. If the device is not
functioning properly or fails any of the tests, the device has to be repaired. For safety
check details, refer to section 2 of this manual.
(2) Have the DC input breakers opened?
During the process of using the inverter, the responsible person shall examine and
maintain the machine regularly. The required actions are as follows.
(3) Are the cables adequately sized?
(4) Are the input and output connections and wiring in good condition?
Machine Translated by Google
