Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
Remove DHW hall sensor from flow valve
Unplug the connector from the hall sensor and place the sensor to the side for this test
Ensure the lead and connector are positioned safely
Unplug the connector from the hall sensor and place the sensor to the side for this test
Ensure the lead and connector are positioned safely
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
With hall sensor disconnected, does the display now work?
Isolate as per TOPs P4
and refit as necessary