Adjust, Service, Repair or Replace as necessary
Isolate Mains Power to appliance as per TOPs P4
Isolate Water and Gas as appropriate

Location:
Connects the main PCB to the: Hot water flow Turbine, fan hall sensor, flow/return/heat exchanger temperature sensors and low water pressure sensor.
Upon completion of the fault diagnostics carry out final electrical safety tests and checks as per TOPs (C6).
Part Number: H78191


Refer to ADAPT for further information.

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