Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
Drain the boilers heating circuit
Remove CH circuit filter
This is located to the right of the diverter valve behind the pressure gauge connection.
Access can be improved by removing the diverter valve actuator head.
Remove CH circuit filter
This is located to the right of the diverter valve behind the pressure gauge connection.
Access can be improved by removing the diverter valve actuator head.
Observation:
Inspect the CH circuit filter.
Is the CH filter clear ?
Is the CH filter clear ?
Isolate as per TOPs P4
and refit as necessary