Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
Remove two wires at connectors 7 and 8 of the X9 terminal block running to low voltage controls
Fit a wire link between connectors 7 and 8
Note:
If a link is already fitted skip this test and select
"Appliance still does not respond to CH demand"
Fit a wire link between connectors 7 and 8
Note:
If a link is already fitted skip this test and select
"Appliance still does not respond to CH demand"
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Wait for 3 minute self-check to complete
and boiler to enter standby.
Apply CH demand.
Does appliance now respond to a CH demand?
and boiler to enter standby.
Apply CH demand.
Does appliance now respond to a CH demand?
Isolate as per TOPs P4
and refit as necessary