Appearance Once the dishwasher has completed the wash cycle the surface of the china, particularly plates, is dull when normally it would be shiny. Although this is fairly uncommon as a reported dishwasher fault, it can be caused as stated by poor rinsing and in some dishwashers this …
Category: Dishwasher Stains & Marks
All the common problems with dishes, cutlery, glasses, pots and pans not coming out of your dishwasher spotless.
You can find more about general dishwasher care in our care and cleaning section and self repair areas.
This section details all the common problems, residues, dishwashers not cleaning and other issues as well as advice on how to resolve the problem, most often without any need for an engineer to visit to repair your dishwasher.
Dishwasher Not Cleaning – Leaving Residue On Dishes
Appearance Particles of matter, often looking like grit or sand or may look as if the soil has not been properly removed. There may be re-deposition where foods are deposited on items that did not originally have dirt on them. This is not normally a fault with your dishwasher and no s…
Black Discolouration Or Mildew In A Dishwasher
Appearance Black discolouration is mainly seen on plastic components of the dishwasher, mainly the spray arms and cutlery basket. The plastic will look as if it is covered in soot and rubbing this will cause a smearing effect. This is not a fault with your dishwasher and the cure for …
Yellow Or Brown Discolouration On Plastics In A Dishwasher
Appearance Plastic items become discoloured and exhibit a yellow or brown appearance often blamed on a dishwasher not cleaning properly. This is not a problem that is a result of a fault with your dishwasher Please see the notes below on how to avoid this problem. Usually the result o…
Plastic Items Turning Orange Or Pink In A Dishwasher
Appearance Plastic tableware and plastic parts, notably basket wheels and the cutlery basket, become an orange or pink colour even when they have not stored or touched coloured food. This problem is not and, cannot be caused, by a fault on your dishwasher and a service engineer will n…
Plastic Items Distort In A Dishwasher
Appearance Plastic items such as storage tubs lose their shape and distort. This is not a fault with your dishwasher and is a use issue a service visit cannot resolve this issue Usually the result of: Using plastic items that are not dishwasher safe Using too high a wash temperature S…
Discolouration Of Aluminium In A Dishwasher
Appearance Aluminium becomes naturally dull when washed in a dishwasher. China or glass items, for example, casserole dishes may show dark (black or grey) discolouration. This is not a fault with your dishwasher and a service visit cannot cure this problem Please follow the steps belo…
Dishwasher Poor Cleaning Results
Appearance Residual food is left attached to the surface of cookware as seen in the examples shown above. These residues will be sticking to the surfaces rather than being baked on. Please note that this can occur on crockery, pots, pans, utensils, in fact, just about any item. This p…
Baked Or Dried On Residues In A Dishwasher
Appearance Residual food is firmly attached to the surface of cookware as seen in the examples shown above. Please note that this can occur on crockery, pots, pans, utensils, in fact, just about any item. This is not a problem or fault with your dishwasher when it does not clean prope…
Silver Tarnishing In A Dishwasher
Appearance Silver cutlery becomes discoloured, usually a golden yellow colour but in extreme cases this can be brown or even black. This is not a problem caused by a fault on your dishwasher Usually the result of: Presence of sulphides or chlorides in the wash solution. These can be f…