Set Appliance State:
Mains Power Off
DHW Demand
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Allow system to run.
Does the system sound as though there is air in the system?
This may be signified by a rushing sound as it passes through the pump.
Does the system sound as though there is air in the system?
This may be signified by a rushing sound as it passes through the pump.