Set Appliance State:
Mains Power Off
Ensure no demands
Selector switch in CH & HW mode
Selector switch in CH & HW mode
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Appliance should be in standby mode.
The boiler should not attempt to fire, the fan should not run and the main display should show the temperature of the primary flow thermistor.
The boiler should not attempt to fire, the fan should not run and the main display should show the temperature of the primary flow thermistor.