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

Why your Kolpak walk-in freezer is thermostat issue
Catching thermostat issue early on a Kolpak walk-in freezer is usually straightforward: temperature inaccurate, cycling abnormally. Bad thermostat or temperature sensor. Nine times out of ten it comes down to wiring fault to the sensor. Left unaddressed, food or stock can spoil within hours.
Most likely causes
- Stuck thermostat contacts
- Wiring fault to the sensor
- A bad control board
- Failed temperature sensor
- A miscalibrated thermostat
Known Kolpak walk-in freezer 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
Do this first — it takes two minutes: confirm the temperature setting itself, and give the unit 24 hours after any adjustment before assuming it's broken. Also, compare the reading against a separate thermometer placed in the same spot for an hour. When that isn't the fix, 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
Our technician runs a full diagnostic on your Kolpak walk-in freezer and isolates the exact cause before quoting. OEM parts are available through Welbilt and PartsTown; sealed-system refrigerant work requires an experienced technician. You approve a flat price up front, and the work is backed by our labour and parts warranty.
independent commercial service experienced with Kolpak walk-in coolers, freezers and refrigeration systems, not authorized by the manufacturer
What Jacksonville homeowners say
on the First Coast
“Called about our Kolpak walk-in freezer in the morning and it was running again by evening. Fair price, no surprise fees, and the Kolpak walk-in freezer has worked perfectly since.”
“Our Kolpak walk-in freezer quit on us and they had a technician out the same afternoon in Jacksonville. The diagnostic fee came off the repair total, just like they promised.”
“The Kolpak walk-in freezer died mid-week and they had it sorted before I'd even rearranged my schedule. No runaround — they told me honestly what it needed and fixed just that.”
Frequently asked questions
Is the repair guaranteed?
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.
How fast can you get to Jacksonville?
We do — Jacksonville is on our daily route, with same-day and after-hours emergency slots. The earlier you call, the better the odds of a same-day visit.
What's the price for a Kolpak walk-in freezer that is thermostat issue?
Expect $280–$1,300 for parts and labour on a Kolpak walk-in freezer that is thermostat issue. We charge a $149 diagnostic that comes off the repair total, and nothing begins until you approve a flat price.
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.
Get same-day service in Jacksonville.
Flat-rate pricing, 1 year labour warranty, and fast dispatch.