hello , i have a problem with my dust extractor is that ,when i start planex witch is plugged in the dust extractor socket the extractor turbine slowing down after 2 seconds returns to normal speed , after 30 seconds again slowing down this cycle is repeating for first 3 minutes after that everything it's normal turbine work at normal speed .
what could be?
i have checked brushes -ok
filter-ok
what could be?
i have checked brushes -ok
filter-ok