All Troubleshooting Guides

Vaillant F.28 and F.29 fault codes — ignition failure or flame loss

Display shows F.28 or F.29 and the boiler has locked out

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Washing machine cycle taking much longer than the displayed time (all brands)

Wash cycle runs significantly longer than the time shown when it started

DIY fix

Washing machine leaves white detergent residue on dark clothes (all brands)

Grey or white streaks left on dark clothing after washing

DIY fix

Samsung washing machine 4E, 5E and UE error codes explained

Display shows 4E, 5E, or UE (or the 4C/5C/DC variants)

DIY fix