Take the right side cover off, start it up, tell it to raise with a load, or chain the arms down.
Whatever you do, DO NOT REACH IN THERE!!!
Look up at the bottom of the cylinder. Dripping or very small stream is normal, pouring oil is not, bad cylinder and/or seal rings.
There is also a standpipe the brings oil up from the pump, oring at each end. If spraying out the top, or roiling up from the bottom, the oring is blown. It can be removed from the top.
There is also a relief valve on the side of the pump, it can be leaking.
Usually a bad pump will be jerky and slow to raise.
Before going in to repair, a shop manual will be very helpful. The top cover is HEAVY. The control linkage comes out with the top cover, and must be disconnected from below before lifting the cover. The linkage is fragile and complex, best not to take chances damaging it.
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Today's Featured Article - Product Review: JB Weld - by Staff. JB Weld is basically an epoxy glue that does an exceptionally good job of bonding to cast iron and steel along with several other materials. As I mentioned, it is so common that I have yet to buy a tractor that did not have JB Weld used somewhere. It is sometimes used so well you can't tell its there and other times used as a sloppy quick fix. Finding where and how it can be used correctly is key to whether you are using it as an "inelegant hack" or an integral solution to difficult and expens
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