Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
DHW isolated and drained
Remove the filter from the DHW inlet connection on the boiler chassis
Remove the filter from the DHW inlet connection on the boiler chassis
Observation:
Visually inspect the DHW filter.
Is should be clear and unrestricted.
Is the filter clear and unrestricted?
Is should be clear and unrestricted.
Is the filter clear and unrestricted?
Isolate as per TOPs P4
and refit as necessary