Set Appliance State:

Isolate Mains Power to appliance as per TOPs P4
Set Multimeter to AC Volts Set meter to measure AC Volts
CH Demand
Gain access to PCB (use Insulation Mat as required)
WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure
Mains Power On

Observation:

Reset lockout as necessary.
Allow ignition sequence to commence and sparking to be heard.
Measure the voltage at connector CN1 connection 5 (brown wire) on ignition PCB and a suitable neutral during the ignition phase.
Mains voltage should be present for 5 seconds, this will be repeated 5 times at 7 second intervals before lockout occurs, reset as required until test is complete.