Set Appliance State:
Isolate Mains Power to appliance as per TOPs P4
Disconnect the DHW flow switch inline connector and make safe
Disconnect the DHW flow switch inline connector and make safe
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Does the pump still run/boiler attempt to fire
or does the appliance now enter standby?
or does the appliance now enter standby?
Isolate as per TOPs P4
and refit as necessary