Set Appliance State:
Mains Power Off
CH Demand
Set the boiler control switch to O position
| WARNING! Mains voltage is expected during test, follow TOPs P4 live testing procedure |
Observation:
Press the reset button.
Allow boiler to complete self check as necessary.
Does the display show '0', '1', '2', or 'h'?
Allow boiler to complete self check as necessary.
Does the display show '0', '1', '2', or 'h'?
