Set Appliance State:

Isolate Mains Power to appliance as per TOPs P4
Set Multimeter to AC Volts Set meter to measure AC Volts
Move connector ST5 until PCB connection strips are exposed
but connector is still in contact with the PCB
Ensure No demands
Preheat switched OFF (ECO button illuminated)
WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure
Mains Power On

Measurement:

Test 1 : Measure the AC volts between the purple and brown wires.
Mains voltage should be present.
If it is not present select the option below instead of continuing to test 2.
Test 2 : Measure the AC voltages between the wires listed below.
Voltages should be approx as follows;
Test points
AC Volts
Brown to White (HALL)
113
Brown to Yellow (PWR)
113
Brown to Orange (GND)
113