@mobitek
as a hobbyist too with or w/o workbench bottom line you can do it and not barking too much for procedure w/c is already in front of you, try to experiment to yourself do unlock or flashing on ceiling, or in comfort room too as long you do the job correctly it doesnt matter to me..
@boz elmer good job in my work we implemented "gemba kaizen" nothing on the floor policy but in japan you did it very well on the floor
BR,