Maintenance ChecklistFood Service
Commercial Refrigeration Maintenance Checklist Template
Prevent costly breakdowns and food spoilage with systematic refrigeration maintenance tracking for walk-in coolers, freezers, and display cases.
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Overview
Commercial refrigeration systems are critical for food safety and business operations. This comprehensive checklist covers compressor systems, refrigerant levels, evaporator and condenser maintenance, temperature controls, and door seals. Regular maintenance prevents costly emergency repairs and ensures compliance with health regulations.
Key Benefits
Complete Checklist
Compressor System Inspection
- Check compressor operation and cycling patterns
- Measure amp draw against manufacturer specifications
- Inspect compressor mounting and vibration isolation
- Check oil level in sight glass
- Test compressor starting components and capacitors
- Inspect discharge and suction line temperatures
- Check compressor superheat and subcooling values
- Verify crankcase heater operation
- Test compressor contactor and relay function
- Document compressor run time and cycles
Refrigerant System Check
- Check refrigerant charge level with gauges
- Inspect all connections for refrigerant leaks
- Test high and low pressure readings
- Check liquid line temperature and condition
- Inspect suction line insulation integrity
- Test TXV or expansion device operation
- Check receiver tank level if applicable
- Inspect filter drier condition and pressure drop
- Test sight glass for bubbles or moisture
- Verify proper superheat and subcooling settings
Condenser Inspection
- Clean condenser coils thoroughly
- Check condenser fan motor operation
- Inspect fan blade condition and clearance
- Test fan motor amp draw
- Check condenser air flow and clearance
- Inspect for debris and blockages around unit
- Test head pressure under load
- Check condenser location ventilation
- Inspect all electrical connections
- Clean condenser housing and cabinet
Evaporator System
- Clean evaporator coils and fins
- Check evaporator fan operation and speed
- Inspect defrost heater function and timing
- Test defrost timer or electronic control
- Check drain pan and drain line for clogs
- Inspect for ice buildup patterns
- Test evaporator temperature differential
- Check air distribution and circulation
- Inspect fan blade condition and mounting
- Verify proper airflow pattern in box
Temperature Controls
- Calibrate thermostat settings with reference thermometer
- Test temperature differential and deadband
- Check defrost termination temperature
- Verify box temperature accuracy at multiple points
- Test door switch operation and adjustment
- Check temperature alarm function and setpoints
- Inspect control wiring and connections
- Test all safety controls and cutouts
- Document temperature readings and trends
- Verify setpoint compliance with food safety requirements
Door and Seals Inspection
- Inspect door gaskets for damage and wear
- Check door closer operation and adjustment
- Test door heater function if equipped
- Inspect door hinges and hardware condition
- Check door alignment and fit
- Test strip curtains condition if applicable
- Inspect kick plates and door protection
- Check door frame for frost or ice buildup
- Test door switch and light operation
- Verify proper door seal with paper test
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