Set Appliance State:
Mains Power Off
Turn Hot Water Tap On
Set flow rate to 3 litres a minute
Observation:
With the hot tap running visually inspect the DHW spindle, does the spindle fully extend and make the DHW microswitch?
INSPECTION DIVERTER VALVE SPINDLE (DEMAND)
Spindle Retracted
Spindle Fully Extended
Note:
You may need to use a torch to be able to see the spindle clearly.
You may need to use a torch to be able to see the spindle clearly.