Set Appliance State:

Mains Power Off
No Demands
WARNING! - Mains voltage is expected during test follow
TOPs P4 live testing procedure
Mains Power On

Observation:

Press and hold the reset button for 5 seconds and then release it.
The boiler should reset.
Monitor the appliance for 1 minute, Fd should not re appear and normal operation should resume.
Please Select from one of the following options:
BOILER RESETS NORMAL OPERATION RESUMES
BOILER RESETS BUT Fd CODE RE APPEARS
BOILER WILL NOT RESET