Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
CH Demand
Remove diverter valve head from the appliance and place in a safe location
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Allow the boiler to fire in CH mode.
Inspect the diverter valve spindle, it should be in the fully extended position.
Is the spindle in the correct position?
Inspect the diverter valve spindle, it should be in the fully extended position.
Is the spindle in the correct position?
Isolate as per TOPs P4
and refit as necessary