Set Appliance State:

Isolate Mains Power to appliance as per TOPs P4
Set Multimeter to Resistance Set meter to measure resistance
Remove electrical connector from the diverter valve actuator
Remove locking pin and release diverter valve actuator head
Note:
The actuator head can be removed without the need for draining

Measurement:

Measure the resistance between the terminals on
the diverter actuator it should conform to the table below:
PinsResistance
1-26 kOhms or greater
2-36 KOhms or greater