17
Model 70523
Fault - Logic
Troubleshooting
This fault - logic troubleshooting guide is a
diagnostic aid in locating pump problems.
Match the pump systems with the problem
statements and follow the action steps shown in the
box diagrams. This will give expedient aid in
correcting minor problems eliminating unnecessary
machine down time.
Following the fault - logic diagrams are diagram
action comments of the action steps shown in the
diagrams. Where applicable, the comment number of
the statement appears in the action block of the
diagrams.
Recommended Gauge Locations
Load Sensing Port
Tee in Line to Check
Load Sensing Pressure
Install an in line
Test Port for:
System Pressure
and Inlet Vacuum
Drain Port
Tee in Line to Check
Case Pressure
Gauges Recommended
Inlet vacuum gauge: 2 bar to 1 bar [30 PSI to 30 inHg]
System pressure gauge: 700 bar [10,000 PSI]
Case pressure gauge: 0 to 25 bar [0 to 300 PSI]
1
Inspect
?
Repair
or
Replace
Defective
Action
Step
Comment
Number
Decision
Solution
Symptom:
Explanatory
Diagram
Содержание 70523
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