Welbilt MERRYCHEF conneX Service & Repair Manual page 57

5 Service information
WARNING
Never touch the component under test while tests are being carried through.
Call a trained authorized Merrychef service agent if the oven under test still fails in order to check all earth connections

and disconnect the radio interference filters before repeating the test if required.
Earth/insulation test
Check that the following requirements have been met:
The appliance has been disconnected from the power supply and protective measures have been taken to ensure

the power cannot be switched on again.
Perform a Class 1 test in accordance with tester instructions.
A PASS indicates the oven earthing circuit is functioning correctly.

If a FAIL is indicated (i.e., unit exceeds maximum limit), remove the casing of the appliance and check ALL earth

connections. Then repeat the Class 1 test.
WARNING
Never operate an appliance that has failed this test as it could be potentially dangerous.
Service settings : Tests
Enter Service Settings screen and select 'Tests'. For details see "Accessing the service information" section 5.1. Select the
required individual test for the appliance to perform.
Merrychef conneX ® service and repair manual
1. Connect the mains lead from the appliance to a portable appliance tester
2. Connect the earth from the portable appliance tester to the equipotential bonding point on the
oven.
3. Place the portable appliance tester in an open area, such as the floor, away from any persons.
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