Set Appliance State:
Gas Off
| Isolate Mains Power to appliance as per TOPs P4 |
Water OFF
Observation:
Remove the water section valve diaphragm and inspect it for signs of damage or wear.
The diaphragm is situated inside the water section (1).
The diaphragm is situated inside the water section (1).
Isolate as per TOPs P4
and refit as necessary