Set Appliance State:
Mains Power Off
CH Demand
Boiler mains switch On
Diverter valve located at the lower LH side of the appliance
Boiler CH thermostat to maximum
Diverter valve located at the lower LH side of the appliance
Boiler CH thermostat to maximum
Gas On
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Is the diverter valve in the CH position (lever back)?
Notes:
CH position - lever towards the back.
DHW position - lever towards the front.
If the diverter valve is in the correct position then it is advisable to repeat this test several times as the valve could be sticking
Notes:
CH position - lever towards the back.
DHW position - lever towards the front.
If the diverter valve is in the correct position then it is advisable to repeat this test several times as the valve could be sticking