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Recent content by Mopar Mark

  1. M

    D8H Dozer water pressure gauge problem.

    actually taking off the top and putting fingers in the coolant it is not hot enough to burn you . My son suggested the same thing about the thermostat when we discussed it earlier. He thought maybe the thermostat is stuck open so the water is not getting hot enough to build pressure for the...
  2. M

    D8H Dozer water pressure gauge problem.

    The gauge is only colors Green/Yellow. The machine itself doesn't run hot. The water is only warm after it has been running a while. Temperature gauge is great. A few hours ago after I posted this It was very high . I loosened the radiator cap while it was running and tightened it back. It...
  3. M

    D8H Dozer water pressure gauge problem.

    The engine runs cool but the water pressure gauge keeps rising high in the yellow. Radiator is full and you can touch the antifreeze and it's not hot. Pulled the relief valve next to the radiator cap and cleaned it. Could it be the thermostat in the relief valve ? Any ideas why it keeps going...
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