Anvil & Oak Appliance — (904) 659-6634 — Independent Viking appliance repair in St. Augustine, FL # Viking dishwasher repair Source: https://vikingrepairstaugustine.com/work/dishwashers/ Updated: 2026-08-18 Built-in dishwashers. Wash performance, drainage, leaks, door seals and the flow losses that show up as a dirty upper rack. Nearly every dishwasher complaint is a flow complaint. The machine has one circulation pump, two spray arms and a fixed amount of time, and anything that reduces delivered pressure at the top of the tub arrives at the owner as dishes that came out wet and dirty. The first job on a dishwasher call is therefore to find where the flow was lost — not to change the part that is merely reacting to the loss. ## Reading the complaint | Complaint | Where we look first | What it usually turns out to be | | --- | --- | --- | | Upper rack dirty, lower rack clean | Upper arm holes, feed tube, coarse filter | Flow lost upstream of the pump | | Film on glass that will not wipe off | Rinse-aid dispenser and cap seal, then water temperature | A dispenser that is not opening on cycle | | Cycle runs for hours | Element resistance read cold, then the thermistor | Slow heat, so the control extends the cycle | | Slow fill or no fill | Inlet screen, valve coil, house shut-off | A partly closed supply as often as a failed valve | | Standing water at the end | Drain pump, check valve, knockout plug, hose loop | The drain path, not the machine | | Detergent cup still full | Cup latch and its wax motor, then loading | Mechanical, and frequently a tall item blocking the door | The distinction matters because the repairs are not the same price. A blocked feed tube and a failed circulation pump produce a similar complaint and differ by an order of magnitude on the estimate, so we measure rather than infer. ## How we test rather than guess We pull the lower arm and the coarse filter, hold a light down the arm and count how many holes still show a clean beam. If the outer third is closed, the upper rack was never getting the pressure it needed, and no detergent change was ever going to fix it. Fill volume is timed against the cycle rather than eyeballed, because an over-fill and an under-fill cause different faults. Element resistance is read cold and the sheath inspected along its whole length — a pitted sheath is an earth-fault risk, not a wash problem, and it is a replacement rather than a clean. ## Drainage and leaks Standing water at the end of a cycle is a drain-path question with a short list: the drain pump, the check valve, the disposer knockout plug that was never punched out at installation, and the height of the drain hose loop. That last one is the most common in a kitchen that has been remodelled — a hose that runs flat from the machine to the cabinet wall will let sink water back up into the sump, and nothing inside the dishwasher is at fault. Leaks are located, not guessed. Water at the left front corner is normally the door gasket or the tub seal at the pump. Water that only appears on heavy cycles is usually a hose clamp or a sump seam. We run the machine with the toe panel off and watch, because a leak diagnosed by inference tends to come back. ## Doors, springs and the way they drop A door that falls open instead of holding halfway is a balance fault, and the balance is carried by a spring, a cable and a pulley on each side. Cables fray where they turn, and a pulley that has seized will chew a cable through in a season. We replace them as a pair even when only one has gone, because the survivor has done the same number of cycles under the same load and will follow within months. The same fault also explains complaints that sound unrelated. A door that no longer closes squarely puts uneven pressure on the gasket, and the result is either a slow leak at one corner or a machine that stops mid-cycle because the latch switch never confirmed. ## Installation in an older kitchen Downtown St. Augustine and the Anastasia Island bungalows carry kitchens that predate dishwashers entirely. The cabinet run has been cut to accept one, and the compromises show up as service calls later: a dishwasher shimmed out of level so the door will not stay put, a supply line kinked behind the machine, a drain that has no high loop because there was no room for one. We measure the opening and the level before we start replacing parts that are only reacting to the install. ## Terms Flat $80 diagnostic, credited toward the repair. Written estimate before any part is ordered. Genuine OEM parts, 90 days labour, 365 days parts. ## Symptoms we are called for - Upper rack comes out dry but dirty - White film on glassware that will not wipe off - Water standing in the sump at the end of a cycle - Cycle runs for hours and never finishes - Water on the floor at the left front corner - Detergent cup still full at the end of the wash - Grinding or buzzing during the drain phase - Door drops instead of holding halfway ## Parts commonly replaced - Circulation pump and motor - Drain pump - Upper and lower spray arms - Wash heating element - Door gasket and tub seal - Detergent dispenser assembly - Door spring, cable and pulley - Water inlet valve and screen ## Bench notes on this - Repair or Replace a Built-In — /bench/repair-or-replace-a-built-in.md - OEM Parts and the Data Plate — /bench/oem-parts-and-the-data-plate.md - Storm Season and Control Boards — /bench/storm-season-and-control-boards.md --- **Anvil & Oak Appliance — (904) 659-6634** Work is booked by telephone or through https://nexfield.pro/crm/book?u=44; there is no form on this site. - Monday – Friday: 08:00–18:00 - Saturday: 09:00–16:00 - Sunday: closed - Calls placed after hours are returned the next working morning. Anvil & Oak Appliance is an independent appliance repair company. We are not affiliated with, authorized by, or endorsed by Viking or its parent company. All brand names and model numbers are the property of their respective owners and are used only to identify the appliances we service.