Injector screens clean easy, tip them up side down with a little fuel in them and tap on your palm or a piece of wood, do this several times and it will get most of the accumulated crap out of the small screens in the injector inlet .
To remove the pump and filter, remove the 2 screws from the bracket and the pump and sender wires , keeping note of the positions of the wire (phone pic) , then pull or pry the pump/filter assembly straight up, its a tight o ring fit on the outlet pipe , then the pump pulls out of the filter the same way, keep track of the o rings or rubber seals, they need to be placed on the male half of each fitting during assembly , the regulator can be removed too so you don't fill it with mud in the cleaning process , and the sender is also better off out of the way .
To remove the pump and filter, remove the 2 screws from the bracket and the pump and sender wires , keeping note of the positions of the wire (phone pic) , then pull or pry the pump/filter assembly straight up, its a tight o ring fit on the outlet pipe , then the pump pulls out of the filter the same way, keep track of the o rings or rubber seals, they need to be placed on the male half of each fitting during assembly , the regulator can be removed too so you don't fill it with mud in the cleaning process , and the sender is also better off out of the way .