Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
CH Demand
Replace the blown fuse with one of the correct rating
Remove connector from fan and make safe
On / Off switch ON
Remove connector from fan and make safe
On / Off switch ON
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Does the LED on the front of the boiler now illuminate without the fuse blowing?
Note:
If the light on the front of the boiler still does not illuminate it may be necessary to isolate the mains supply and re check the resistance of the fuse to confirm if it has blown or not.
Note:
If the light on the front of the boiler still does not illuminate it may be necessary to isolate the mains supply and re check the resistance of the fuse to confirm if it has blown or not.
Isolate as per TOPs P4
and refit as necessary