OPT100 DGA monitor does not need to be cleaned to maintain its normal operation. The enclosures are IP66 rated and measurement system is hermetically sealed. If a significant amount of contamination is present inside the enclosures, verify that:
- All cable glands fit tightly around cables, or are plugged if unused.
- Doors of the enclosures close properly.
- There are no oil leaks inside the DGA monitor.