RESISTANCE DHW SENSOR AND HARNESS

Isolate Mains Power to appliance as per TOPs P4

Set Multimeter to Resistance

Remove connector CN5 from the PCB

Measure the resistance between pin 35 (green)
and pin 36 (green) on connector CN5.

CN5

Note:
Clicking on the resistance table will switch between table and graph view.

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