Samsung DW90F89T0UMT Repair & Common Issues

Samsung’s page for the DW90F89T0UMT reads Bespoke AI Smart Dishwasher AI Wash & 3rd Rack Wash System | AutoRelease™ Door 38dBA; like every dishwasher Samsung sells in the US it is a 24-inch built-in. Poor cleaning on the DW90F89T0UMT is worked through in order – filter, spray arms, water temperature at the machine, detergent and rinse aid – before the circulation pump is suspected, because most gritty-glass complaints resolve well before that.

We check hot-water temperature at the DW90F89T0UMT on every poor-cleaning call, because a 4C or a filmy load on this model is often the supply and not the dishwasher.

Key Features

24-inch built-in dishwasher
AutoRelease door that opens at the end of the cycle for drying
Third rack for utensils and small items
SmartThings Wi-Fi connection with cycle alerts
Bespoke panel design
38 dBA rated sound level

Most Common Issues on This Model

01

Detergent door not opening during the wash

02

Lights blinking on a model without a display

03

Dishes gritty or filmy on the upper rack

Error Codes Common to This Model

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FAQ

Samsung DW90F89T0UMT FAQ

Rarely as a first cause. With the DW90F89T0UMT switched off and cool, clean the filter, pull the upper spray arm and clear its holes, and check that the hot water at the nearest faucet is actually hot before the cycle starts. If the top rack is still gritty after that, the circulation pump and the upper-arm feed are what a technician tests.

Once the DW90F89T0UMT is switched off at the breaker and the water inside has cooled, lift out the filter assembly at the bottom of the tub the way the manual shows, rinse it and look into the sump beneath for food or glass. Check that the drain hose under the sink is not kinked and that the disposer knockout was removed if the hose connects there. If water still stands with a clean filter and a clear hose, the drain pump or the sump check valve needs testing.

Samsung DW90F89T0UMT