What should I inspect and maintain for dishwasher?
Use a recurring visual check of dishwasher, document changes, follow exact manufacturer instructions, and escalate conditions outside safe user access.
What this means
This appliances system includes drainage, filling, wash quality, drying, and errors. Useful observations include: Standing water remains, Does not fill, Does not clean well, Does not dry dishes, Shows an error code. Inspection frequency depends on age, climate, usage, manufacturer instructions, and prior problems; an observation is not proof of a component failure.
Safe checks
- Record the exact brand, model, error code, cycle stage, load, and recent change.
- Check normal controls, doors, seals, accessible filters, visible hoses, vents, and installation clearance using the model manual.
- Protect food, laundry, floors, and nearby finishes while the appliance is out of service.
Stop and get help if
- Unplug or use the normal disconnect for smoke, burning odour, abnormal heat, water near power, repeated tripping, or violent movement.
- Do not bypass a lock or safety device or enter sealed, refrigerant, gas, microwave, or high-voltage sections.
Which professional to call
Use a qualified appliance technician when visible checks do not explain the condition or the work exceeds normal user access.
Find the relevant tradeSource and method
This answer combines HomeSOS's structured triage with safety boundaries supported by a public source. It does not replace inspection.
Health Canada: Home safetyReviewed August 12, 2026