Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
Drain boiler's primary circuit
Attach foot pump to Schrader valve on expansion vessel
Attach foot pump to Schrader valve on expansion vessel
Observation:
Check the pressure of the expansion vessel.
It should be approximately 1 bar.
Note:
Schrader valve located behind combustion chamber.
It should be approximately 1 bar.
Note:
Schrader valve located behind combustion chamber.
