Set Appliance State:

Mains Power Off
Turn Hot Water Tap On
Selector Switch in HOT WATER position.
Gas On
WARNING! Mains voltage is expected during test, follow TOPs P4 live testing procedure
Mains Power On

Observation:

Depress the Gas Control Knob and allow the Boiler to execute its purge delay period (approx 20 seconds) and begin its ignition sequence. Sparking should occur and the Pilot should ignite.