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F I N A L I N S P E C T I O N S
Earth leakage current test
This test measures the leakage current in the protective earth conductor when the coffee
machine is switched on.
Test procedure
1. The coffee machine is assembled completely and has passed the insulation test.
2. Connect power plug of coffee machine to test equipment (A).
3. Switch on test equipment (B) and select earth leakage current test.
4. Switch on coffee machine (D).
5. Read off displayed leakage current.
6. Switch off coffee machine.
7. If possible reverse power plug of coffee machine, connect it to test equipment
again and repeat measurement.
The leakage current in the protective earth connector must be lower
than 3.5 mA.
Service manual
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