Set Appliance State:
Mains Power Off
Isolate Mains Power to appliance as per TOPs P4
Remove electrical connectors from spark generator.
Remove electrical connectors from spark generator.
Measurement:
Measure resistance across the two exposed connectors on the left hand end of spark generator,
Expect resistance O.L or greater than 1 MOhm
Expect resistance O.L or greater than 1 MOhm

Isolate as per TOPs P4
and refit as necessary