Protective Insulation Test - Nespresso Momento 120 Service Manual

13.2 Protective Insulation Test

The protective earth (PE) continuity test must be executed successfully in
advance for class 1 machines! → p. 205
This test is necessary
- for class 1 and 2 equipment (with/without protective earth),
- after each disassembly and repair (not for a simple module swap)
Therefore all Momento models have to be tested after disassembly, repair or preven-
tive maintenance.
• Plug the power cord of the coffee machine into the power socket on the electric
safety tester.
• Switch on the coffee machine.
• Switch on the electric safety tester and start the protective insulation test.
• Touch the following test points with a test probe and a test voltage of 500 V DC
and check if the measured insulation resistance is above 2 MΩ:
Version 1.4 EN
Final tests > Protective Insulation Test
OFF ON
Momento 120 Service Manual
Fig. 175
207