RESISTANCE RETURN SENSOR AND HARNESS

Isolate Mains Power to appliance as per TOPs P4

Set Multimeter to Resistance

Remove connector X20 from the PCB

Measure the resistance between pin 8 (blue) and
pin 7 (black) on connector X20.

Resistances vary with temperature and should conform approximately to the table below:

Note: Clicking on the resistance table will switch between table and graph view.
Each pin on the PCB connector is numbered.