Set Appliance State:
Mains Power Off
Gas Off
CH Demand
Selector switch to CH
Ensure pump is at MAX speed setting
Ensure pump is at MAX speed setting
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Observation:
Does the pump run satisfactorily?
Note:
Do not take vibration as an indication of pump running, if pump vent plug is removed to observe pump shaft turning then care should be taken water does not drip onto the boiler electrics.
Note:
Do not take vibration as an indication of pump running, if pump vent plug is removed to observe pump shaft turning then care should be taken water does not drip onto the boiler electrics.
Isolate as per TOPs P4
and refit as necessary