The Dolphin Advantage Robotic Pool Cleaner is self contained and fully automatic. If your cleaner has been having issues climbing walls, moving slowly or getting stuck on obstacles, your brushes may be worn past their usefulness. this how to to guide walk you through replacing your Dolphin pool cleaners brushes.
Place your Dolphin pool cleaner upside down so you are able to reach the Bottom Lid Assembly, at this point you should be seeing your Dolphin pool cleaner from that vantage point, on either side of the unit you will see a yellow clip holding the bottom into place, release these clips and carefully lift the bottom lid of the unit, and place it to the side.
At this point you should be able to see clearly down into the belly of the Dolphin pool cleaner, where the motor is housed, on each side of the cleaner housing there are 6 screws that will need to be removed to gain access to the side panel. For easier access you may want to remove the motor's protective screen and possibly even the motor itself if you find it difficult to reach all the screws.
In cases in which removing the motor unit is necessary, first remove the screws on the tabs of the screen that attach the screen to the housing. Slide the screen up and the mounting slots and place screen to the side. To remove the Dolphin cleaner motor you will need to remove the Dolphin motor mount screws that are mounted on the outside of the unit sidled next to the handle assembly, that step is picture to the right.
Before removing the track from the Dolphin pool cleaner you will first need to slide off the two Guide Wheels that help maintain the track's position on the roller. After removing those, take a chance to inspect the wheels and to be sure they spin freely and are not cracked or damaged in any way. Replacement Guide Wheel, part#: 3295-454
With the yellow track removed and placed to the side you can now remove the Dolphin pool cleaner Wheel Tube Assembly or sometimes called the "roller" from its mount. remove by pulling straight up to dislodge it from the climbing ring. Replacement Wheel Tube Assembly part #: 3295-397, PVC-Brush Part #: 3295-088
Once located you will need to unhook these connections, a helpful hint in doing this would be to fill a cup with dish soap diluted with water and using a until of your choosing applying the solution to the PVC Brush connection, as pictured. This should lubricate the material to a point where you can more easily remove the PVC brush. Replacement PVC brush part #: 3295-088
Once the Dolphin pool cleaner brush is removed from PVC wheel tube, you can discard the worn brush and begin to place on the new one. Wrap the brush around the tube and pull the pointed piece of the fastener through the hole until it passes over the thickest part. it may serve you well to use the soapy solution for this process as well.
When placing the Climbing Ring back onto the Dolphin pool cleaner's pvc brush tube, you will need to align the slotted grooves on both pieces. these grooves have different sizes and will only fit in a particular sequence so you may need to spin the Climb Ring to find the correct combination.
With both Dolphin Pool Cleaner Wheel Tubes in place on your, put the Drive Pulley on its axis then place the Yellow Track around the Pulley and Climbing Rings. Once the track is secure around the pulley then you may insert the guide wheels on their mounts, be sure that the notched ends are faced down and locked on the notches to the side of the unit.
With the Dolphin pool cleaner's yellow track in place, screw the side cover back into position. If you removed the motor to get to the unit's inner screws, it would be best to save that until you have securely fastened the side panels to avoid any issues with space while trying to maneuver tools inside the unit.