Set Appliance State:
CH Demand
Turn DHW control to 0 to deactivate preheat
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Allow boiler to reach approx 60°C
Remove CH demand
Burner will extinguish, Pump should continue to run for approx 15 secs (minimum) to clear heat.
Remove CH demand
Burner will extinguish, Pump should continue to run for approx 15 secs (minimum) to clear heat.
Isolate as per TOPs P4
and refit as necessary