pool cleaner not working well

Hello I have a Kreepy Krauly - Sand Shark GW7900 Suction Side Automatic Pool Cleaner I just did a full rebuild last year, replacing the clutch, steering gig, and flaps. Are there counterfeit clutches out there (my package had a pentair label on it) unit is still getting stuck in the corners...I...

Hi, I was hoping someone could help me with this: when I start the vacuum and put it in the water it works well for a few minutes then it stops. After taking out the water I push the start button twice. The first time nothing happens and the second time it starts again. It will lasts a few...