Maytronics Dolphin Yellow Track (9985050) waterfall The FC-0136 reference gives this

The FC-0136 reference gives this part practical value because cartridge replacements work best when the new element matches the intended filter housing and service application closely

This type of part is especially useful when replacing a dedicated 2-speed pump lead without changing the broader spa control setup

starts leaking around the body

A kit format helps make it easier to replace the full wear set rather than trying to work around partial deterioration

and TC-300 filter applications

Maytronics Dolphin Yellow Track (9985050) waterfall The FC-0136 reference gives thisA track helps a compatible robotic cleaner grip pool surfaces and move through the cleaning cycle with greater consistency, and this Maytronics Dolphin yellow version uses the 9985050 reference. Tracks are central to cleaner mobility because traction, travel, and climbing all depend on how effectively the track contacts the surface. This part has practical value because replacing a worn track can restore original movement behavior without forcing a