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Hydraulics Pump not working

John Deere 310D hydraulic pump appears to be not working. There is plenty of oil in the tank and I don't see any obvious leaks. Someone told me it might be the key on the hydraulic pump but I don't know where the pump is located. Could you please tell me where to look for the pump and/or any other suggestions you may have. Nothing powered by hydraulics is working.

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Look around for a valve or a switch,and or button

Posted on Jan 13, 2009

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The front of the engine is the pump, you can see there is a yoke attached to the harmonic balancer to the pump. you can see if the pump is turning by starting the engine and looking with a flashlight at the yoke. Mine broke a few months ago. it was a fun experience..

Posted on Apr 20, 2009


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