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3. The wash pump cycles OFF for one second.
Water that is in the rear conduit forces the
check ball to the lower spray port.
4. The wash pump cycles ON, and water
pressure keeps the check ball positioned to
block water entering the lower spray arm.
Water flows to the mid spray arm and upper
sprayer.
5. The wash pump cycles OFF for eight seconds.
The water pressure in the spray arms
equalizes, and the check ball is in the bottom,
or home position.
Tab
Screw
6. When the wash pump starts, the check ball
again seals the rear port, or upper spray arms.
The cycle repeats.
