Kolpak Walk-In Cooler Not Cooling in Middleburg, FL
Unit runs but temperature stays warm — usually a compressor, condenser, or refrigerant issue. We fix this on Kolpak walk-in coolers across Middleburg. Call before noon and there's a good chance of a same-day visit.

Why your Kolpak walk-in cooler is not cooling
On a Kolpak walk-in cooler, not cooling usually announces itself like this: unit runs but temperature stays warm — usually a compressor, condenser, or refrigerant issue. The usual culprit is defrost fault icing over the evaporator. Left unaddressed, food or stock can spoil within hours.
Most likely causes
- Worn door gaskets bleeding cold air
- Dirty or blocked condenser coils
- A bad evaporator fan motor
- Faulty temperature control board
- Defrost fault icing over the evaporator
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
Worth checking yourself first: listen for the compressor running at all, and make sure nothing is blocking airflow around the back or bottom vents. Should that not clear it, the cause is almost always a failed compressor or a refrigerant leak in the sealed system, and handling refrigerant legally requires an experienced technician — which is where DIY stops.
How we fix it
We start with a full diagnostic on the Kolpak walk-in cooler, confirm the real fault, then price it flat. OEM parts are available through Welbilt and PartsTown; sealed-system refrigerant work requires an experienced technician. Most not cooling 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
“The Kolpak walk-in cooler broke right before the weekend and they still came out same-day. The diagnostic fee came off the repair total, just like they promised.”
“No waiting around — the Kolpak walk-in cooler was diagnosed within an hour of the tech arriving. Fair price, no surprise fees, and the Kolpak walk-in cooler has worked perfectly since.”
“Called late at night and a tech was here by mid-morning to look at the Kolpak walk-in cooler. The tech explained exactly what went wrong before touching anything.”
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.
Can you come out same-day in Middleburg?
We do — Middleburg 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.
How much does a Kolpak walk-in cooler that is not cooling cost?
Expect $280–$1,495 for parts and labour on a Kolpak walk-in cooler that is not cooling. We charge a $149 diagnostic that comes off the repair total, and nothing begins until you approve a flat price.
Get same-day service in Middleburg.
Flat-rate pricing, 1 year labour warranty, and fast dispatch.