Is the conduit /pipe between the house /garage above ground or buried?
Has your chap identified whether it's a single cable to the garage DB Or a pair?
By pair I mean 2x twin and earth Or a single cable twin and earth flat either white or grey outer
Or alternatively being its in a conduit
3x single cores or 6
likely black red and green /yellow
When the mcb trips what is plugged into the sockets comprising that circuit?
Yes there is nothing taxing about the job a days work and it’s all overView attachment 130421
[MENTION=1284]moggy[/MENTION]
[MENTION=24827]Justice[/MENTION]
[MENTION=4715]maresfield seagull[/MENTION]
Has it tripped out since the event that prompted the original post?