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no i dont while running my system my pressure will spike from around 225 to almost 500 on high side i am assuming this is some sort of blockage and am planning on changing dryer and expansion valve as the two easiest options i am open to suggestions on what else to try! thanhs

i have the roof off of the unit and dont see expansion valve in area the parts diagram shows it is it under the air unit itself? do i have to pull it out to access the valve or am i just not seeing it?

engine off belt off switch and ac on so clutch is engaged i can spin compressor by hand feels ok, no dragging no lateral movement etc how else do i check bearing on sealed compressor?

Sent tractor to dealership to have AC serviced, they cleaned, evacuated, recharged and told me it works fine. i have the same problem now as when i sent it in once the tractor heats ups the compressor clutch will engage but spin very slowy, like 20 rpm slowly of course it then blows hot the...