Unox Commercial Oven Thermostat Issue in St. Augustine, FL
Temperature inaccurate, cycling abnormally. Bad thermostat or temperature sensor. We fix this on Unox commercial ovens across St. Augustine. A live dispatcher answers your call — no phone tree, no callback queue.

Why your Unox commercial oven is thermostat issue
Here's how thermostat issue typically presents on a Unox commercial oven: temperature inaccurate, cycling abnormally. Bad thermostat or temperature sensor. Nine times out of ten it comes down to stuck thermostat contacts. Left unaddressed, the kitchen loses a station it can't work around.
Most likely causes
- Wiring fault to the sensor
- Stuck thermostat contacts
- Failed temperature sensor
- A bad control board
- A miscalibrated thermostat
Known Unox commercial oven weak points
- Limescale scaling in steam/spray system in hard water
- Fan motor bearing wear
- Door gasket wear
- Touchscreen or control board faults
Quick check — and when it's not DIY
Do this first — it takes two minutes: compare the reading against a separate thermometer placed in the same spot for an hour. If it's still acting up after that, a sensor that's confirmed inaccurate has to be replaced and recalibrated against the control board — guessing which part is at fault wastes a parts order.
How we fix it
We trace the thermostat issue on your Unox commercial oven to its source instead of throwing parts at it. OEM parts available via Unox and PartsTown; regular descaling advised in hard-water areas; electrical work requires a qualified technician. You approve a flat price up front, and the work is backed by our labour and parts warranty.
Independent commercial foodservice repair experienced with Unox combi and convection ovens; not an authorized Unox service center.
What St. Augustine homeowners say
on the First Coast
“Our Unox commercial oven quit on us and they had a technician out the same afternoon in St. Augustine. Fair price, no surprise fees, and the Unox commercial oven has worked perfectly since.”
“The Unox commercial oven died mid-week and they had it sorted before I'd even rearranged my schedule. The diagnostic fee came off the repair total, just like they promised.”
“Same-day response — a tech was diagnosing the Unox commercial oven hours after I called. No runaround — they told me honestly what it needed and fixed just that.”
Frequently asked questions
Do you charge for the estimate?
We charge $149 for a full diagnostic, credited to the repair if you proceed. No separate trip fee and no surcharges added later.
How much does a Unox commercial oven that is thermostat issue cost?
Typical costs for a Unox commercial oven that is thermostat issue land between $200–$880, parts and labour included. The $149 call-out is applied to the job and the quote is flat — no meter running.
What if the same problem comes back?
We stand behind the work with a 1-year labour warranty and 6-month parts warranty — if it recurs in that time, we fix it again for free.
Can you come out same-day in St. Augustine?
Yes. We cover St. Augustine daily and offer same-day and emergency service. Booking earlier in the day gives the best chance of an afternoon slot.
Get same-day service in St. Augustine.
Flat-rate pricing, 1 year labour warranty, and fast dispatch.