Range oven thermostat Replacement
Failure symptoms, diagnostic tests, fitment and part numbers — supplied and installed at your home across the Seattle–Tacoma metro, WA.
- Control
- Very common
- Viking-platform part
Symptoms
Signs this part is failing
- Calibration drift — oven getting hotter with age
- Failed closed
- Phial displaced from its spring clips
Testing
How it is tested
If turning the knob down only helps briefly, replace the thermostat.
Fitment
Series this part fits
Good to know
Replacement notes
Elise/Mercury 48" has TWO oven thermostats, both under the gas hotplate. LH removed from the rear; RH removed from the top of the RH oven. Both require fascia and gas hotplate removal. The phial sits behind the oven fan baffle plate held by two spring clips.
Safety & DIY disclaimer
Guides on this site are for information only. Appliance repair involves 240V electricity, gas connections, refrigerant and heavy cast-iron parts — anything you do yourself is at your own risk and can damage the appliance or cause injury. The safe option is to book a qualified technician.
Related
Problems this part solves
Same category
More control parts
Frequently asked questions
How do I know the Range oven thermostat is failing?
Typical failure signs: calibration drift — oven getting hotter with age; failed closed; phial displaced from its spring clips. A technician confirms it with the diagnostic test described on this page.
Do you supply the part, or do I buy it myself?
We supply and install it. We install genuine or OEM-quality parts, and we verify the part number against your unit's serial plate before ordering — AGA part numbers change by revision and color.
We supply and install this part
Genuine/OEM sourcing verified by serial plate, installed at your home, covered by a written parts-and-labor warranty.
Mon–Sun 8:00AM–8:00PM
Independent service company — not affiliated with or authorized by AGA / AGA Rangemaster (Middleby). We repair out-of-warranty AGA appliances.