Maytronics Active 40 not picking up debris

Limited89

New member
Apr 14, 2025
1
Maryland
Got this last year to replace my old Polaris 380 pool cleaner. Pool store recommended the Active 40 for my size pool. It has been nothing but trouble since. It ate 2 power supplies in a month. My fault as I did not see in the direction you are not to use an extension cord to plug it in. I did not have an outlet close enough to the pool to operate it without one. Bought an extra heavy short one and had an outlet put close to the pool. That problem was solved. My other problem is that is does not do a very good job of cleaning the pool. The Polaris 380 did a much better job and did not miss anything. The 40 worked ok-ish for the rest of the year. I had to use the brush to get most of the stuff it missed by sweeping it into the drain in the deep end. This year I opened the pool, and it will not pick up anything except the extremely fine stuff. I check everything. Made sure the impeller was not blocked; the filters were not clogged. But did find the rubber thing in the back was open about a 1/4 of an inch so I took it off and reshaped as I seen on a YouTube video and finally thought I had it figured out. Wrong, still does not pick up anything but the extremely small stuff. Took it to my pool place and turned it in to get looked at. They gave me a loaner an Active 15 to use while mine was going to be looked at. Well, I put the Active 15 in the pool and watched it. It picks up almost everything. Does 100% better than the Active 40 I have. So, I studied the machine once it was finished. Noticed right away two main differences. The first is that the 40 has a cloth thing for an inlet to the basket for pick up. It does not spread very wide so I believe this is a design error with this model. The 15 has a wide spring-loaded trap door that opens with the suction of the machine. Huge difference as my active 40 will not pick up anything through the cloth opening to the basket. Second is that the 40 has two spinning scrub rollers one at the front and one at the back. The 15 only has one at the back. Noticed while watching the 40 the the rollers were pushing water forward and scattering the debris instead of running over it to pick it up. The 15 only has the one at the back and so it goes one way and the scrubber scrubs and if it is going backwards, it does the same pushes the debris out of the way, but it reverses direction and goes back over it in the forward direction sucking up all the debris. Once again, I believe this is a design flaw. So, I took the basket out the 15 to see if it would fit into my 40 - no joy it is too small. So, I am wondering if they make a basket with a trap door like the 15 for the 40. However, do not know that if that will fix the problem as the two scrubbers seem to push the debris out of the way. Has anyone had this problem with their 40?
 
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