Probably why it was sold off - did not run right after rebuild.We welcome you to register using the Register icon at the top of the page.Wed appreciate any help you can offer in spreading the word of our new site.The more members that join, the bigger resource for all to enjoy.
Thank you for joining Heavy Equipment Forums If you are new to forums we communicate with Threads, please search our threads to see if your topic may have already been answered and if not then click Post New Thread in the appropriate forum. This will allow all of our members to see your question and give you the best chance to be answered. John Deere Injection Pump Troubleshooting Full Member StatusAfter youve made a number of posts you will graduate to Full Member status where youll see a few more privileges. Following these guidelines will help make this the best resource for heavy equipment on the net. I took it to our local diesel shop and the pump had a lot of rust and crud in it. The engine wont start without a shot of ether and develops a miss at 23 throttle. ![]() I have pulled the timing cover and verified gear train timing. I have taken the pump back to the shop to be checked out just in case something was built wrong with it. Bypassed the filter and mechanical fuel pump to eliminate the possibility of either of them. If you have not already done so check the return line to tank. Maybe MG will chime in, he will want the engine serial number. This engine is to run a hydrostat unit to run a force feed pump. This engine doesnt seem any more complex than the big Cummins I am used to. It would seem either condition could cause the miss, or possibly a slight fuel knock, to move with the timing changes you made at the pump. But I got a feeling you are gonna tell me you already had the new injectors tested. Are you running this engine on a stand Is this engine actually connected to anything at the moment When it misses is it smoking If it is not connected to anything it may sound like it is missing from not having any parasitic load on the engine. Maybe post a video of it idling and then run it up to the misfire so we can see and hear it. Long story short - injection pump timing off 1 tooth and the camshaft was worn out well past limits. John Deere Injection Pump Troubleshooting Verification Of NewEvidence and verification of new parts told me that the engine had just been rebuilt with new bearings, liners, pistons, etc.
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