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    120H Grader implements are slow

    We are facing problem in 120H grader, steering is fine, but the implements are slow, the pump is not upstroking unlessthe steering is operated. We cleaned the combination valve & changed the signal purge valve. But still the problem exists.
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    950H Fan rotating slowly, Coolant overheating

    Recently we faced overheating complaint in 950H loader, Radiator was cleaned, thermostat replaced, Piston pump for brake & hydraulic fan pressure tested, It shows that the pump port pressure & load sensing pressure is 1600psi at low idle(Engine fan bypassed to 100% using CAT ET).The difference...
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