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Common faults and troubleshooting methods of automatic freezing point and pour point testers

2020-09-15View Original

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Common faults and troubleshooting methods for automatic freezing point and pour point testers: Serial number, Cause of fault, Troubleshooting method, Remarks. 1. No display on the LCD screen: 1. Check whether the power supply is properly connected; open the side panel of the instrument to verify that all connectors are secure. 2. No pressure: 1. Damaged air pump; 2. Loose air supply tube. 3. No cooling: 1. Damaged cooler; 2. Damaged rectifier tube. Insufficient water pressure. 4. No water pressure: 1. Damaged water pressure switch. 5. Large errors in test data: 1. Inaccurate air pressure setting

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