This appliance has FOUR different methods of reset. Usually the boiler will Mains Reset, Auto Reset or reset via the User Reset button. If these fail then a Hard Reset will be required.
INFORMATION RESETTING APPLIANCE
Method 1: Mains Reset
Turn the mains power supply off,
wait 10 seconds then turn mains
power supply back on.
Method 2: Auto Reset
Remove all demands from the
appliance, wait 30 seconds, then
reapply a demand.
Turn the mains power supply off,
wait 10 seconds then turn mains
power supply back on.
Method 2: Auto Reset
Remove all demands from the
appliance, wait 30 seconds, then
reapply a demand.
Method 3: User Reset
Reset the boiler by pressing
the       / R button for approx. 1 second, you may need to press this twice as if held too long it will put the boiler into standby.
Reset the boiler by pressing
the       / R button for approx. 1 second, you may need to press this twice as if held too long it will put the boiler into standby.
Method 4: Hard Reset
Remove the flap at the bottom of the fascia with the spanner symbol and press the button behind it for approximately 1 second.
Remove the flap at the bottom of the fascia with the spanner symbol and press the button behind it for approximately 1 second.