Case 321E Deutz Engine Starting Issue

vendredi 20 janvier 2017

Hello everyone,

I'm hoping with the wealth of knowledge on here, I can get some opinions on this issue.

We have a case 321E, with the deutz engine, bf4m2011. It is my understanding that some of the Bobcat Skid steers used this engine, or similar engine.

The issue is the unit will not start after sitting overnight. It will crank over, and smoke, and will eventually have to be boosted. If you crank it over long enough, eventually it will start on its own. (probably 4-5 tries of 30 second cranking) You can also give it a very small amount of ether, and it will start right away. (the machine is parked in a warm shop) Once it has started, you can shut it down and start it up fine. It can sit for 4-5 hours, and start up fine.

There is no lack of engine power. Engine sounds good while running. 11000hrs on the engine, with very little engine work. A few turbos, starter and alternators. Timing belt hasn't even been done yet. (I know, timing belt should have been done at 5000hrs)

New injectors were installed, with no change.
Glow pins appear to be working properly. They stay on only a few seconds. Perhaps they should be on longer? Perhaps they are not getting hot enough any more?
Lift pump pressure has been checked, and is good. 8psi at idle, over 14psi at high idle. Fuel is not bleeding down. Clear lines were installed, and no air bubbles were noted overnight. Fuel is also present right away at the injectors.

This is a difficult issue to diagnose, as I only get one test per day.


Case 321E Deutz Engine Starting Issue

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