So as you can inmagine there is not much room before they will come into contact.Īs the armature plate sinks lower the solinoid that magnetically grabs and lifts the plate has a harder time lifting it and you start to run into runability issues like rough idle etc. 004″ clearance between the armature plate and the top plate. ![]() ![]() As it does this the armature that is affixed to the top of the popet valve moves further and further away from the solinoid and closer to the plate (or adaptor) afixed to the top of the injector body. There are a lot of theories on how to correct this but the only true solution is replacement of the injector.Īs the popit valve seat wears the popit valve sinks further and further into the injector body. On high mileage engines and engines that have not had proper maintenance and oil change intervals the popit valve face and seats will start showing excessive wear. Arguably the biggest problem with high mileage Powerstroke injectors is wear on the popit valve seat.
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