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 boiler to run and ignite for DHW demand.
With a flow rate of 12.3 litres /min does the boiler produce approximately 35°C temperature rise and is operation satisfactory?
Notes:
Lower flow rates will result in higher temperature rises.
If you wish to investigate poor flow rate from the hot tap click HERE.