Atosa Refrigeration Troubleshooting Tips
Atosa refrigerator and freezer units combine advanced cooling technology with a versatile product lineup, making them valuable assets in foodservice environments. These machines are sure to play a pivotal role in business operations, so keeping them in working order is essential. If your equipment is giving you trouble, this Atosa refrigeration troubleshooting tips guide will help you diagnose and resolve common issues quickly and easily.
This information applies to multiple categories of refrigerators and freezers. In each of the following pairs, the first model is a refrigerator and the second a freezer: reach-in (MBF8006GR/MBF8501GR), undercounter (MGF8403GR/MGF8406GR), worktop (MGF8408GR/MGF8412GR) and glass door (MCF8707GR/MCF8701GR) units.
Unit Isn’t Working
- Machine isn’t turned on - Use the power switch to turn the unit on.
- Unit is unplugged - Plug the power cord into an electrical outlet.
- Cord isn’t connected securely - Push the power cord plug into the outlet to make a firm connection.
- Power cord is defective - Replace the electrical cord.
- No power at the outlet - Contact a licensed electrician to address the problem.
- Circuit breaker is off or tripped - Reset the circuit breaker. If issues persist, contact a licensed electrician for further assistance.
Machine Is Too Warm
- Unit is near a heat source - Relocate the machine far from external heat sources.
- Condenser is dirty - Clean the condenser. Refer to our Atosa refrigeration maintenance guide for instructions.
- Evaporator is frosted - Defrost the unit following the procedures in the previously mentioned article.
- Power switch is turned off - Turn the power switch to the on position to activate cooling.
- Temperature range setting is incorrect - Adjust the temperature range for proper operation. See our article on how to set the temperature on Atosa refrigeration units for step-by-step instructions.
- Unit is in defrosting phase/post-defrosting phase - It’s normal for the temperature to be higher temporarily during the defrosting and post-defrosting phases.
- Airflow in condensing unit is interrupted - Move any objects away from the condenser that may be obstructing airflow. If issues consist, seek help from a licensed technician to address the issue.
- Door is ajar - Close the door fully.
- Machine is overloaded, restricting airflow - Remove food items to allow proper air circulation.
- Warm food placed in unit recently - Give the machine time to cool back down to baseline temperature.
Cabinet Is Leaking
- Drain pan is damaged - Replace the drain pan. If needed, reach out to an authorized technician for assistance.
- Drain outlets are clogged - Remove the obstruction.
- Machine isn’t level - Adjust or relocate the unit as needed.
Unit Is Noisy
- Frame has loose screws or bolts - Tighten the fasteners.
- Unit isn’t level - Level the machine or relocate it to a more stable location.
For more information on operating, cleaning and maintaining your equipment, be sure to take a look at the extensive collection of Atosa refrigeration manuals and diagrams on our site.

