Set Appliance State:
| Isolate Mains Power to appliance as per TOPs P4 |
DHW demand from programmer
DHW temperature selector to high setting
Ensure hot water storage vessel is calling for heat
DHW temperature selector to high setting
Ensure hot water storage vessel is calling for heat
CH temperature selector to off position
Boiler On/Off switch Off
If the pump harness has two plugs that connect the pump to the PCB. One has two connections (brown and blue) the other has three connections (white, violet and black). Disconnect the three-connection plug so the pump will default to full speed
Boiler On/Off switch Off
If the pump harness has two plugs that connect the pump to the PCB. One has two connections (brown and blue) the other has three connections (white, violet and black). Disconnect the three-connection plug so the pump will default to full speed
Gas On
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Measurement:
Set up Limpet.
Boiler On/Off switch On.
Carry out limpet test on the pump.
Click here for information on limpet
Boiler On/Off switch On.
Carry out limpet test on the pump.
Click here for information on limpet
Isolate as per TOPs P4
and refit as necessary