eed080b5_ol_cleaners____The_PoolCleaner__Solution
[Possible Cause] There could be a problem or obstruction somewhere in the system. [Video] . [Solution] 
Clean and backwash the filter, clean the pump basket, make sure the vacuum hose is free from debris and leaks, check if pump impeller is blocked (see pump manual (impeller blockage is common in areas with pine needles))
Tech Support- Automatic swimming pool cleaners -- The PoolCleaner
Solution