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Turns out there is a bleed screw on the water separator housing, you kinda need spaghetti arms to get to it. It's way up top facing inward. Fuel pump check valve seams fine. I swapped the supply and return line and tried to pull fuel with a vacuum pump, didn't get any. I added an inline check...

Will try that next, thank you

Everything checks out on the rack and solenoid, tried starting it manually and same result. I did however before I went to start I opened the 2 vent screws on top of the fuel filter housing and got a good amount of air when I went to prime. It seems like air must be getting in somewhere on the...

- OEM Injector - round style electric pump -#1 injector had a broken spring so it got replaced, and I pulled the other 3 injectors one at a time to verify they were still good, and they were. After that also verified all the injectors were seated in the fuel rack via freeze plug at #4 and a...

Hello everyone I'm new to this form, however I have read quite a few posts about the 803a and have quite a bit of diesel experience. The problem I'm having is I replaced a broken injector and now its behaving strange. I have bleed the lines per the tech manual several times and it will...