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  1. J

    L3800HST valve clearance and fuel tank

    Wanting to check the valve clearance. Have WSM and Illustrated Parts List. Bonnet and side panels off; radiator out being cleaned; fuel tank drained; bolts holding tank out and the tank is loose. The tank seems to have flanges holding it between the support for the rear bonnet. Support shown...
  2. J

    Help with hydraulic rear remote

    Looking for advice on hydraulics. What I have is an L3800 with a rear remote. Two connects, Pioneer 4050-3P, 3/8". 6.3 gpm available. Valve open spool, no detents. What I would like to do is to run a hydraulic tool, essentially a hydraulic motor, max allowable pressure of 2000 psi, and it...
  3. J

    Replacing head gasket best practices

    Requesting your thoughts on replacing head gaskets. My machine an L3800, slight pressure build in radiator, no coolant in oil, or oil in coolant. I'm thinking a small leak in head gasket. Looked at bubbles in radiator but frothes and can't really tell. I have the WSM and parts manual...
  4. J

    L3800 radiator cap

    I could use some help. My used L3800 has a radiator cap with no markings, other than ".9", which I take to be .9 bar or 13psi. The part number is supposed to be TC422-16090 (Kubota). Is a Kubota cap marked? Are the caps a 2-valve design; do they allow coolant to move back from the overflow...