Investigate a Walk-In Cooler Temperature Problem and Protect Restaurant Operations
You are an HVAC Associate responding to a service call at a busy commercial restaurant in Denver, Colorado. Kevin Mitchell, the restaurant's operations manager, reports that the walk-in cooler is warmer than its normal operating range. The controller indicates an elevated temperature, some stored products do not feel as cold as expected, and the refrigeration system appears to be operating intermittently.
Kevin explains that the cooler door has been opened frequently during deliveries and food preparation. The cooler has struggled to recover after busy periods, and he is concerned about food spoilage, health-code compliance, and potential inventory losses. With another busy service period approaching, he asks whether lowering the thermostat setting or adding refrigerant would solve the problem.
Your responsibility is to gather information, review available controller readings, and safely inspect accessible door and airflow conditions. Consider possible causes such as door gasket damage, evaporator airflow obstructions, frost accumulation, condenser restrictions, and refrigeration-system performance without assuming a confirmed fault. You must also explain food safety priorities, avoid unauthorized electrical or refrigerant work, and recommend qualified refrigeration service when necessary.
- ✓ Gather information about temperature complaints, controller readings, door usage, and equipment operation.
- ✓ Understand walk-in cooler refrigeration fundamentals, including evaporator, compressor, condenser, and expansion-device functions.
- ✓ Review temperature readings, controller alarms, and sensor limitations without making unsupported conclusions.
- ✓ Inspect accessible door gaskets, airflow pathways, and visible frost or condenser obstructions.
- ✓ Recognize food safety priorities and the importance of checking actual product temperatures under restaurant procedures.
- ✓ Follow safe service limitations and escalate suspected electrical, refrigerant, fan, defrost, or control faults.
- ✓ Recommend permitted preliminary actions, verify available operating information, and communicate next steps professionally.
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Skills Assessed
How It Works
Make it
your own
Create fully customizable AI-powered scenarios for commercial refrigeration and walk-in cooler troubleshooting. Tailor cooler operating conditions, refrigeration symptoms, restaurant procedures, and diagnostic requirements to match your program's curriculum and assessment standards.
- ✓ Outline cooler temperature complaints and operating conditions
- ✓ Define assessment rubrics and scoring criteria
- ✓ Select a restaurant operations manager character of your choice
- ✓ Define restaurant manager and HVAC Associate roles
- ✓ Select a commercial restaurant and walk-in cooler setting
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*Customization not included in standard package. Please Schedule a Call for custom quote.