A musty EWF1373 after many cool cycles usually needs ventilation, correct dosing and an empty hot maintenance wash. Keep the diagnosis at user level: record the exact stage, change one condition at a time and do not open the cabinet. Moist detergent film and lint can host bacteria when the drum, gasket and drawer never dry and no hot cycle removes buildup. A musty laundry smell differs from a burning, gas or hot-electrical odour, which requires immediate shutdown. Clean the drawer, gasket folds and accessible drain area as the manual allows, check the drain hose connects through a siphon, then run an empty hot maintenance cycle. Air the door and drawer after every cycle and dose for local hardness. Persistent sewage odour needs plumbing or service assessment.
Models covered
Safety first
- Cancel the programme, unplug the washer, close the taps and let retained water cool. Never force a locked door or lid, bypass an interlock or remove a panel.
What the symptom may indicate
Checks in the right order
- Confirm before acting
Moist detergent film and lint can host bacteria when the drum, gasket and drawer never dry and no hot cycle removes buildup.
- Make the appliance safe
Cancel the programme, unplug the washer, close the taps and let retained water cool. Never force a locked door or lid, bypass an interlock or remove a panel.
- Apply the official check
Clean the drawer, gasket folds and accessible drain area as the manual allows, check the drain hose connects through a siphon, then run an empty hot maintenance cycle.
- Retest once and decide
Air the door and drawer after every cycle and dose for local hardness. Persistent sewage odour needs plumbing or service assessment.
Stop and get qualified help when
- Stop for water under the washer, a damaged hose, burning smell, a hot plug, violent metal noise or a symptom that returns after the single documented test.
Next step
Repair, replace a part, or arrange a diagnosis?
Use the checks and stop conditions above to choose a cautious next step. A symptom alone never proves that the appliance has failed.
Resolve it without buying anything
Complete the 4 user-accessible checks in order. If normal operation returns and no warning sign remains, no replacement is indicated.
Replace only the confirmed part
If the checks isolate a worn or blocked component, match its complete reference to the exact appliance model before ordering.
This guide does not identify a replacement part. Do not order a generic component from the symptom alone.
Arrange a diagnosis before replacing the appliance
Stop at any warning sign listed above. A qualified diagnosis should confirm that repair is unsafe, unavailable or uneconomical before an appliance replacement is considered.
Sources used
- Electrolux — Electrolux's official support material documents this exact symptom path for EWF1373; the procedure here keeps only user-accessible checks.
Last checked: 30 August 2026