B medical systems MRB 3000 SDD, Instructions For Use Manual

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9 Troubleshooting
• If the unit does not appear to be working correctly, you may be able to attend to the fault yourself.
Before calling a serviceman, carefully read and follow the information and advice below.
Problem: Interior temperature too hot
• Please check if large quantities of warm goods have been placed inside the unit, causing a surge of
the interior temperature.
• Keep door openings to a minimum. The interior temperature may be hot due to a recent door
opening. Wait and determine if the interior temperature decreases to normal values.
• Check if the ambient temperature is too high, outside of the opreating range of the device, which can
cause the interior temperature too rise.
• Check if there is enough air circulation arround the unit, a lack of air circulation can cause a surge in
interior temperature.
Problem: Interior temperature too cold
• Please check if large quantities of cold goods have been placed inside the unit, causing a surge of
the interior temperature.
Problem: The unit does not work at all
• Before calling a serviceman, check if:
- the main switch of the device is switched on.
- the fuses are intact and the power socket is supplying enough power.
- the power supply cord is properly connected.
- the unit has not been switched off due to the battery protection.