Set Appliance State:

Turn Hot Water Tap On
WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure
Mains Power On

Observation:

Allow the boiler to ignite and run for the DHW demand.
Manufacturers specification is with a flow rate of 14.1 litres/min through the appliance, a temperature rise of approximately 35°C is expected.
However the appliance has a restrictor, factory fitted,
which reduces the flow to 12 l/min.