Posted by Dieseltech on January 21, 2017 at 16:32:19 from (199.16.223.150):
In Reply to: Endloader Stalls posted by UP Oliver on January 21, 2017 at 15:20:08:
If I recall 840 came with the 248 Perkins four cylinder engine, CAV DPA injection pump. Perkins uses a constant bleed fitting on top of one of the filter bases, it removes any trapped air from the base so no air gets to the pump inlet. When the orifice gets plugged then the air gets to the pump and causes shutdown. There could be either a straight fitting or a banjo type fitting that the line goes from the base to the tank return, usually across the top injector leakoff line. Worth a look to see if it's plugged.
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Today's Featured Article - Upgrading an Oliver Super 55 Electrical System - by Dennis Hawkins. My old Oliver Super 55 has been just sitting and rusting for several years now. I really hate to see a good tractor being treated that way, but not being able to start it without a 30 minute point filing ritual every time contributed to its demise. If it would just start when I turn the key, then I would use it more often. In addition to a bad case of old age, most of the tractor's original electrical system was simply too unreliable to keep. The main focus of this page is to show how I upgr
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