So as I thought no screws in the slide out panels or under the triangle, just a load of push in clips that need a bit of gentle persuasion. I used a trim tool bought in readiness, Wetado 8 piece £9 on Amazon, to get the right hand side off first then just gently work all the clips out. The light and boot switch have a small push down clip to disconnect the wiring plug. The adapter for the wiper washer, picture attached is blocked