Dishwasher calls in Washington County split about evenly between drainage, cleaning performance, and leaks, and treated surface water is a character in most of them. Drain pumps, check valves, float switches, door gaskets, spray arms, and the inlet valve are the parts that actually fail, and a technician who carries them finishes on the first visit.
Why is there water left in the bottom?
Start at the drain. A dishwasher that will not empty has a clogged filter or sump, a drain pump with a shard of glass in the impeller, a kinked or clogged drain hose, or a check valve that has stuck. If the dishwasher shares a drain with a disposer that was replaced recently, the knockout plug may still be in place, which is the cheapest diagnosis on this page. A technician clears the path from sump to sink, and if the problem turns out to be the sink drain or the air gap plumbing rather than the machine, says so and routes that piece to a licensed plumber.
Why do the dishes come out dirty or spotted?
Cloudy glasses and film on plates in this county are usually water, not machine. The Hulah-Hudson-Copan supply and the Caney River carry mineral that closes spray-arm holes over a couple of years and leaves a haze that rinse aid only partly removes. A technician clears the arms, descales the sump, confirms the water is actually reaching temperature — a failed heating element or a water heater set too low will leave grease on everything — and tells you honestly whether the machine is worth the visit or has scaled past saving. Poor cleaning with a strong new smell of hot plastic is a different call: stop the machine and phone.
Where is that leak coming from?
Door gasket first, then the lower spray arm hitting a mispositioned rack, then the tub-to-pump seals, then the inlet valve and its fitting. A leak that appears only during the fill is the valve or the supply line; a leak that appears during the wash is the door or the seals; a leak that shows up under the sink is likely the drain hose or the supply connection, and that supply connection to the house's water is a licensed plumber's job under Oklahoma's plumbing law, not part of an appliance ticket. The quote separates the two and names each.
Panels, boards, and the ice storm problem
Modern dishwashers in the newer east-side Bartlesville subdivisions, the Dewey additions, and the acreage houses outside Ochelata and Ramona fail electronically as often as mechanically: a touch panel that ignores you, a control board that took a power surge when the lines came back after a winter ice storm, a door latch sensor that no longer reports closed. Boards are ordered rather than carried, the quote states the lead time rather than guessing, and if the board costs more than a young machine is worth, you hear that too.