Set Appliance State:
Mains Power Off
Observation:
Check the system pressure. Is it approximately 1 - 1.5bar (when cold)?
Note:
Check both pressure gauges, they should show similar pressures, any significant difference would suggest a blockage.
Note:
Check both pressure gauges, they should show similar pressures, any significant difference would suggest a blockage.
Isolate as per TOPs P4
and refit as necessary