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  1. 6420 Hydraulic Flow Loss. Pressure Good.

    Utility Tractors
    6420 with 4k hours. hydraulic oil filter changed 10 hours ago. i wasnt in the tractor when problems started. It was a family friend who is almost deaf, so if a noise occured during the problem then he didnt hear it. We were running a 7200 planter with the vaccuum hooked up to a valve and the...
  2. Tractor 6420

    Agricultural Tractors
    I had a 6420 i am starting have some problems after 20 minutes on it runs smoothly then it starts shaking like its not firing proberly i take off Clean Filters and it runs perfect but after i go work in the field and i come back it let it run for 10 minutes on and it will start shaking and 1500...