Master-Bilt Walk-In Cooler Not Cooling in Jacksonville, FL
Unit runs but temperature stays warm — usually a compressor, condenser, or refrigerant issue. We fix this on Master-Bilt walk-in coolers across Jacksonville. Call early and a technician is usually at your door that same afternoon.

Why your Master-Bilt walk-in cooler is not cooling
When a Master-Bilt walk-in cooler is not cooling, here's what you'll usually notice: unit runs but temperature stays warm — usually a compressor, condenser, or refrigerant issue. On this platform it's most often failed compressor or start relay. Left unaddressed, food or stock can spoil within hours.
Most likely causes
- Worn door gaskets bleeding cold air
- Faulty temperature control board
- Failed compressor or start relay
- Refrigerant leak in the sealed system
Known Master-Bilt walk-in cooler weak points
- evaporator coil icing and defrost faults
- freezer door heater-wire and gasket failures
- condensing-unit compressor failures
- merchandiser glass-door heater and anti-sweat faults
Quick check — and when it's not DIY
The one self-check that's actually worth your time: listen for the compressor running at all, and make sure nothing is blocking airflow around the back or bottom vents. Also, confirm the walk-in cooler has power, the thermostat is actually set cold, and the condenser coils or vents aren't blocked by dust or stored items. Beyond that, 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 trace the not cooling on your Master-Bilt walk-in cooler to its source instead of throwing parts at it. OEM parts are available through Master-Bilt/Refrigerated Solutions Group 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 Master-Bilt walk-ins, reach-ins and merchandisers, not authorized by the manufacturer
What Jacksonville homeowners say
on the First Coast
“No waiting around — the Master-Bilt walk-in cooler was diagnosed within an hour of the tech arriving. Genuine Master-Bilt part, flat price, and done in a single visit.”
“They squeezed our Master-Bilt walk-in cooler in on a busy day and still showed up inside the window. You can tell they work on Master-Bilt all the time — quick, clean diagnosis.”
“Two other shops couldn't fit us in — these guys fixed the Master-Bilt walk-in cooler the same day. Stood behind the warranty and used a real Master-Bilt OEM part, not a knockoff.”
Master-Bilt Walk-In Cooler repair nearby
Frequently asked questions
What's the price for a Master-Bilt walk-in cooler that is not cooling?
Most repairs for a Master-Bilt walk-in cooler that is not cooling run $280–$1,495 including parts and labour. The $149 diagnostic is credited in full toward the repair when you go ahead, and you get a flat quote before any work starts.
Do you offer same-day service in 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 does the call-out cost?
We charge $149 for a full diagnostic, credited to the repair if you proceed. No separate trip fee and no surcharges added later.
Do you warranty your repairs?
You're covered by our 1-year labour warranty and 6-month parts warranty. Should the same fault return inside that period, the follow-up visit is free.
Get same-day service in Jacksonville.
Flat-rate pricing, 1 year labour warranty, and fast dispatch.