Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
Gain access to PCB (use Insulation Mat as required)
Disconnect link between Ls and LR on ST2
Disconnect link between Ls and LR on ST2
| WARNING! Mains voltage is expected during test, follow TOPs P4 live testing procedure |
Measurement:
With the heating link removed does the fan and pump still run with no demand?
Isolate as per TOPs P4
and refit as necessary