Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
Drain Boiler Primary Circuit
Remove thermostat phial and phial pocket
Remove thermostat phial and phial pocket
Observation:
Inspect the filter within the top plastic manifold.
Is the filter clear and unrestricted?
Note:
Access can be improved by removing the PRV (as shown) and, if you have access, the side panel may also be removed.
Is the filter clear and unrestricted?
Note:
Access can be improved by removing the PRV (as shown) and, if you have access, the side panel may also be removed.
Isolate as per TOPs P4
and refit as necessary