You have to remove the label on the controller to get to the screws. (use a hair dryer to heat up the label) After that it's just a matter of removing the screws and cleaning the contacts on the fire buttons.
Mitch
You have to remove the label on the controller to get to the screws. (use a hair dryer to heat up the label) After that it's just a matter of removing the screws and cleaning the contacts on the fire buttons.
Mitch