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Thank you.

Just did what I should have done yesterday. Called the local dealer's service department. They told me these old tractors usually only had torque specs on things that held parts together that would leak or structural. I was told to just tighten the valve seats and caps until they seated...

Thank you.

OK, thank you. The general torque numbers look pretty high for hollow plugs that's why I was asking.

I am in the process of putting my hydraulic pump back together. The manual gives very specific values for the piston plugs, (100 ft-lbs), and the cover cap screws (36 ft-lbs), but says just "tighten securely" for the inlet valve guides and the outlet valve plugs. Any help would be appreciated...

Thanks everyone. I'll get back to it when it warms up a bit. Unfortunately there's no heat in the pole barn!

I'm in the process of fixing up a JD 1020. All that's left is the leaky hydraulic pump. The manual says "Using socket extention, reach up through hole in front support and loosen cap screw on pump drive assembly. Remove attaching cap screws and lift pump away from tractor". OK, the four cap...

I am trying to find a listing for what slots go to what circuit. It's a 12 slot 4*3. Just bought this and yes, it needs cleaning! Thanks for any help. Operator's manual and TM1286 are of no help.