CH SENSOR & HARNESS RESISTANCE

Isolate Mains Power to appliance as per TOPs P4

Set Multimeter to Resistance

Disconnect the connector ST16 situated at the bottom R/H side of the PCB

Measure the resistance between the 2 red wires at the disconnected connector.

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.