Measure Max Differential Pressure by Hitachi MPDr

When the fault code of ECM muffler filter PM Over-Restriction is displayed, check the muffler filter condition by measuring No Load Max differential pressure.This instruction show you guide on how to measurement of No Load Max differential pressure.


Hitachi MPDr v2.56 v2.25 Diagnostic Software Free Download



1.Click the [[F] No Load Max Differential Pressure Measurement] button.

2.Measure the differential pressure by following the procedure displayed on the monitor screen.


More repair cases for Hitachi excavator,please refer to:Hitachi Excavator Trouble Repair.

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