Set Appliance State:
Mains Power Off
CH Demand
Heating temperature selector to maximum
Hot water temperature selector to OFF
Programmer or selector switch set to hot water and heating
Hot water temperature selector to OFF
Programmer or selector switch set to hot water and heating
Gas On
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Measurement:
Allow boiler to fire and start to heat system.
Does system start to heat and boiler remain quiet?
Does system start to heat and boiler remain quiet?