Kolpak Walk-In Cooler Thermostat Issue in Middleburg, FL
Temperature inaccurate, cycling abnormally. Bad thermostat or temperature sensor. We fix this on Kolpak walk-in coolers across Middleburg. Call early and a technician is usually at your door that same afternoon.

Why your Kolpak walk-in cooler is thermostat issue
Catching thermostat issue early on a Kolpak walk-in cooler is usually straightforward: temperature inaccurate, cycling abnormally. Bad thermostat or temperature sensor. More often than not it traces back to failed temperature sensor. Left unaddressed, food or stock can spoil within hours.
Most likely causes
- A miscalibrated thermostat
- A bad control board
- Failed temperature sensor
- Wiring fault to the sensor
- Stuck thermostat contacts
Known Kolpak walk-in cooler weak points
- door gasket and hinge/closer wear
- evaporator coil icing and defrost faults
- condensing-unit compressor failures
- cam-lock panel joint misalignment and air gaps
Quick check — and when it's not DIY
Before you call anyone, confirm the temperature setting itself, and give the unit 24 hours after any adjustment before assuming it's broken. Past that point, 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
An experienced tech tests the Kolpak walk-in cooler systematically and pinpoints what's actually causing the thermostat issue. OEM parts are available through Welbilt and PartsTown; sealed-system refrigerant work requires an experienced technician. Most thermostat issue jobs finish same-day, at a flat price, under our warranty.
independent commercial service experienced with Kolpak walk-in coolers, freezers and refrigeration systems, not authorized by the manufacturer
What Middleburg homeowners say
on the First Coast
“Called about our Kolpak walk-in cooler in the morning and it was running again by evening. The tech explained exactly what went wrong before touching anything.”
“Called late at night and a tech was here by mid-morning to look at the Kolpak walk-in cooler. No runaround — they told me honestly what it needed and fixed just that.”
“Two other shops couldn't fit us in — these guys fixed the Kolpak walk-in cooler the same day. The diagnostic fee came off the repair total, just like they promised.”
Frequently asked questions
Do you charge for the estimate?
The $149 diagnostic covers a full on-site inspection and is applied to your repair total. There are no hidden trip charges or surcharges on top of your quote.
Do you warranty your repairs?
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.
What's the price for a Kolpak walk-in cooler that is thermostat issue?
Expect $280–$1,300 for parts and labour on a Kolpak walk-in cooler that is thermostat issue. We charge a $149 diagnostic that comes off the repair total, and nothing begins until you approve a flat price.
How fast can you get to Middleburg?
Yes. We cover Middleburg 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 Middleburg.
Flat-rate pricing, 1 year labour warranty, and fast dispatch.