How often should I inspect oven, range & microwave?
Inspect oven, range & microwave at the manufacturer or authority interval, after severe weather or unusual operation, and whenever a documented condition changes.
What this means
Oven, range & microwave covers heating, power, controls, ignition, doors, and safe service limits. Relevant observations include Oven will not heat, Cooktop burner will not heat, Microwave runs but does not heat, Appliance trips the breaker, Control panel is blank. The correct response depends on age, design, climate, usage, installation, recent work, and the exact manufacturer instructions; these observations narrow next steps but do not prove a failed part.
Safe checks
- Use the exact manual, warranty, local authority, and service history to set the interval for oven, range & microwave.
- Add a check after severe weather, renovation, long vacancy, or unusual operation.
- Shorten the interval when a condition is changing or has recurred.
Stop and get help if
- Disconnect normal power for smoke, burning odour, abnormal heat, water near power, violent movement, or repeated tripping.
- Do not bypass a lock or enter a sealed, gas, refrigerant, microwave, or high-voltage section.
Which professional to call
Use a qualified appliance technician when the condition exceeds safe user access or the visible checks do not explain it.
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