buy the following
a portable rcd
a 3 pin plug
a length of flex 2.5mm 2 core and earth
3 spade connectors (with covered ends)
make yourself a test lead with the above, turn off boiler and disconnect wires from fan
attach your new test lead to fan plug lead into rcdplug, plug rcd into a socket and switch on fan will run if ok rcd will trip if not.
regards kev
a portable rcd
a 3 pin plug
a length of flex 2.5mm 2 core and earth
3 spade connectors (with covered ends)
make yourself a test lead with the above, turn off boiler and disconnect wires from fan
attach your new test lead to fan plug lead into rcdplug, plug rcd into a socket and switch on fan will run if ok rcd will trip if not.
regards kev
