it 's alright lads i've sussed it out now bearing in mind i ain't a time served mechanic i'm just learing as i go along, i now under stand the purpose of the relay and where to locate it..., it looks as though my pump ain't been getting the full voltage just under 10 volts i was seeing, so i'm going to wire it direct from the battery with in line fuse and relay as described in the how to.