The short answer
On the Cafe CDD family a leak at the front of the machine is usually the door — gasket, alignment or over-sudsing — while water that appears under the cabinet is a fitting, a hose or the sump. One model tag covers this family in the matrix below, which keeps parts ordering simple and leaves the whole of the diagnosis to the symptom. The two groups need completely different work, so establishing which one you have is the whole of the first step.
What you can observe on these models
- Foam on the floor rather than clear water — Over-sudsing from hand dish soap or too much detergent. The machine is sound; the chemistry is not.
- Water only on heavy or long cycles — A leak that needs heat and pressure to appear is usually a sump seal or a hose clamp rather than the door.
- Damp cabinet sides or a swollen kick panel — Water is leaving the machine low down and running along the floor under the cabinet, which hides the source.
- Rust or a water stain under the toe kick — An old, slow leak. The stain shows where the water lands, not always where it starts.
- NEAR MISS — water at the sink base rather than the machine — A shared supply or waste connection under the sink leaks in the same room and is not an appliance fault.
Causes, most likely first on this family
- Detergent type and dose — Ranked first here: a single load with the correct product proves or clears it at zero cost.
- Door seal condition and contact — Second: run a hand round the gasket for hard spots, tears and trapped debris, which all break the contact line.
- Door hinge tension and panel alignment — Third because it explains a leak that resists a new gasket.
- Tub-to-sump seal or a loose clamp — Fourth: these show as under-cabinet water and need the machine pulled out with the supply closed.
- Fill-side fitting weeping — Last, and the reason to run a dry tissue round every fitting once the machine is out.
Check in this order, and why
- Establish whether the water is foam or clear — Foam is chemistry, clear water is a seal or a fitting. Nothing else separates the causes so quickly.
- Inspect the vent and dispenser area on the door — Water tracking down the inside of the door points at the vent rather than at the tub seal.
- Feel along the underside of the door for the lower seal — On these models the lowest part of the seal takes the most wear and is the first to let go.
- Pull the machine out only once the door is cleared — With the supply closed and the power off, check the sump, the clamps and every fitting with a dry tissue.
Before you open anything
Safety
Power off at the breaker first; a capacitor can hold a charge after the power is off. A leaking machine on a wooden floor is a slip hazard and a structural one — dry the area before moving anything heavy, and support the door so it cannot drop while the machine is being worked on.
Models in the CDD family
Reference| Model number | Family key |
|---|---|
| CDD220**W*** | cafe:dishwasher:cdd |
When to call a technician
Correcting the detergent, cleaning and reseating a gasket, levelling and checking the door alignment are owner jobs on the Cafe CDD family. Call the moment the leak is on the supply side — a weeping inlet valve or fill fitting is mains pressure behind a cabinet, and it does not wait. Call also when the water comes from under the tub rather than the door, because that means the machine has to come out.
Other faults covered for this family
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