Set Appliance State:
Mains Power Off
Preheat OFF
Apply a demand for Heating or Hot Water
Apply a demand for Heating or Hot Water
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Once the boiler has reached a reasonable temperature switch off the demand, the Fan and Pump should overrun.
The fan will always run for 4min.
The length of the pump overrun depends on the type of demand:
Central Heating demand - 4min.
Hot Water demand - 1min.
When the demand ends does the overrun period follow the above description?
The fan will always run for 4min.
The length of the pump overrun depends on the type of demand:
Central Heating demand - 4min.
Hot Water demand - 1min.
When the demand ends does the overrun period follow the above description?