Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
CH Demand
Selector switch to heating
CH temperature selector to maximum
CH temperature selector to maximum
| WARNING! Mains voltage is expected during test, follow TOPs P4 live testing procedure |
Observation:
Allow boiler to fire and heat system to a reasonable temperature.
Remove the CH demand.
Re-apply CH demand.
If dipswitch 4 on main pcb is set to the ON position there should be a delay of approximately 3 minutes before the boiler re-fires.
If dipswitch is set to the OFF position there should be a delay of approximately 30 seconds before the boiler re-fires.
Remove the CH demand.
Re-apply CH demand.
If dipswitch 4 on main pcb is set to the ON position there should be a delay of approximately 3 minutes before the boiler re-fires.
If dipswitch is set to the OFF position there should be a delay of approximately 30 seconds before the boiler re-fires.
Isolate as per TOPs P4
and refit as necessary