Set Appliance State:

Mains Power Off
Turn Hot Water Tap On

Measurement:

With the hot tap fully open, is the DHW flow rate of approximately 3 litres/min or greater ?
Note.
Boiler incorporates a flow limiter that limits flow rate to:
  • Vaillant Turbomax 282EH - 11.5 l/min
  • Vaillant Turbomax 242EH - 10.0 l/min