Top 7 Tips for Effective Commercial Refrigerator Troubleshooting

🧊 7 Quick Tips for Troubleshooting Your Commercial Refrigerator (Plus a Bonus!)

Maintaining a commercial refrigerator can feel like walking a tightrope—especially when it decides to misbehave right before a busy service. Whether you’re a seasoned restaurateur or new to food service, knowing how to troubleshoot common issues can save you time, money, and stress.

Here are 7 essential tips to help you stay cool—literally and figuratively.


🔌 1. Check the Power Supply

It might seem obvious, but it’s one of the most overlooked issues.

  • Ensure the fridge is plugged in
  • Check the circuit breaker
  • Try a different appliance in the same outlet

🔍 Also, inspect for loose or damaged cords and power switches that may have been accidentally flipped off.


🌡️ 2. Inspect the Thermostat Settings

Incorrect thermostat settings can lead to performance issues.

  • Ensure the temperature is set between 1.7°C and 3.3°C
  • Look for signs of tampering or accidental changes
  • If temperature doesn’t stabilize, the thermostat may be faulty

🛠 A professional technician can confirm and replace the thermostat if needed.


🧽 3. Clean the Condenser Coils

Dirty coils = poor performance and higher energy bills.

  • Unplug the unit
  • Use a coil brush or vacuum
  • Clean every 3–6 months

🧊 Clean coils help your fridge cool faster and last longer.

Coil Cleaning in Progress

🚪 4. Examine the Door Seals (Gaskets)

Damaged gaskets let cold air escape, overworking your fridge.

  • Test with a paper slip: if it pulls out easily, the seal is weak
  • Look for cracks, tears, or wear
  • Replace damaged seals ASAP

🧼 Clean seals regularly to prevent grime buildup and maintain suction.

Deformed Seal = Excess Condensation

🌬️ 5. Monitor the Evaporator Fan

Uneven cooling? The evaporator fan could be to blame.

  • Listen for unusual noises
  • Check for obstructions or damage to the blades
  • Inspect the fan motor if it doesn’t run properly

🧰 Always unplug before inspecting internal parts.

Iced Up Evaporator Fan

🛠️ 6. Check for Refrigerant Leaks

A refrigerant leak = no cooling.

  • Look for oily residue or frost build-up
  • Listen for hissing sounds
  • If suspected, call a professional immediately

⚠️ Handling refrigerants is hazardous—never attempt repairs yourself.


🧼 7. Perform Regular Maintenance

Prevention is the best cure.

  • Clean the interior and coils
  • Inspect door seals
  • Monitor temperature logs
  • Schedule professional servicing at least once a year

📋 Keep a maintenance log to track inspections and tune-ups.

Blocked Condenser Coil


🎁 Bonus Tip: Call the Pros When It’s Beyond DIY

When troubleshooting doesn’t solve the issue, professional repair services like ACRO Refrigeration can help:

  • Fast diagnosis
  • Commercial-grade solutions
  • Emergency and preventative repairs

🧑‍🔧 Our licensed technicians ensure minimal downtime and maximum efficiency.


✅ Keep Your Cool—and Your Business Running Smoothly

With the right knowledge and a proactive approach, you can keep your commercial fridge running at peak performance. But remember—when in doubt, don’t risk downtime. Call in the pros.


📣 Need Fast, Reliable Repairs?

ACRO Refrigeration offers:
✔ Emergency repairs
✔ Preventative maintenance
✔ Commercial refrigeration expertise

📞 Contact us today and keep your cool, no matter what!

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