This is for model 90228: Under the piston (silver) there should be a small circle. Get a flat head screwdriver and pry the circle out and there should be a sort of button. Apply the grease that comes with the parts to the shaft of the button and use the trigger normally.
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Well it is probably a cheap backboard then. sorry
This is for model 90228:
Under the piston (silver) there should be a small circle. Get a flat head screwdriver and pry the circle out and there should be a sort of button. Apply the grease that comes with the parts to the shaft of the button and use the trigger normally.