Set Appliance State:
Gas Off
| Isolate Mains Power to appliance as per TOPs P4 |
Isolate and drain DHW supply to boiler
Remove Gas Valve
Remove DHW flow switch
Remove Gas Valve
Remove DHW flow switch
Observation:
Inspect the DHW flow restrictor for blockages or damage.
Note:
Restrictor can be removed for easier inspection using circlip pliers.
Ensure all disturbed gas joints are checked for gas tightness on reassembly.
Note:
Restrictor can be removed for easier inspection using circlip pliers.
Ensure all disturbed gas joints are checked for gas tightness on reassembly.
Isolate as per TOPs P4
and refit as necessary