Set Appliance State:
Mains Power Off
DHW Demand
Mains reset switch ON
Set temperature selector to MAX
Set temperature selector to MAX
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Allow boiler to fire and system start to heat.
Is the internal bypass tube approximately the same temperature as the flow pipe signifying the auto bypass valve is open?
Is the internal bypass tube approximately the same temperature as the flow pipe signifying the auto bypass valve is open?