WEG MW500 User Manual - page 40
34 | MW500
Troubleshooting and Maintenance
- English -
Table 6.3: Periodic inspection every 6 months
Component
Abnormality
Corrective Action
Terminals, connectors
Loose screws
Tighten
Loose connectors
Printed circuit boards
Accumulation of dust, oil, humidity, etc.
Cleaning
Odor
Replacement
Power module/ Power
connections
Accumulation of dust, oil, humidity, etc.
Cleaning
Loose connection screws
Tightening
DC bus capacitors
(DC link)
Discoloration / odor / electrolyte leakage
Replacement
Safety valve expanded or broken
Frame expansion
Power resistors
Discoloration
Replacement
Odor
Heatsink
Accumulation of dust
Cleaning
Dirt
6.5 CLEANING INSTRUCTIONS
When it is necessary to clean the drive, follow the instructions below:
External cleaning:
The drive is fully washable according the IEC-60529 normative.