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Operating & Maintenance Manual
Fault Finding
62
10. Low CFM:
Corrective Action
Dirty Air Filter
Clean or replace elements.
Incorrect Linkage Adjustment
Make adjustment per Section 6.
Malfunctioning Inlet Unloader/Butterfly
Valve
Inspect valve. Make adjustment per Section 6.
Malfunctioning Hydraulic Cylinder
Replace hydraulic cylinder.
Wrong Air Filter Element
Install correct element.
11. Short Air Cleaner Life:
Dirty Operating Conditions
Move unit to cleaner environment.
Inadequate Element Cleaning
Install new element.
Incorrect Stopping Procedure
Read procedure in this manual.
Wrong Air Filter Element
Install proper element.
12. Will Not Unload:
Malfunctioning Inlet Butterfly Valve
Inspect valve fit. Re-adjust per Section 6.
Ice in Regulation Lines/Orifice
Apply heat to line(s) and or orifice.
Load Solenoid Leak
Replace load solenoid.
Plugged Vent Leak
Clean and/or replace.
13. Safety Valves Relieves:
Operating Pressure Too High
Reduce pressure to spec limit.
Malfunctioning Inlet Unloader/Butterfly
Valve
Inspect valve fit. Readjust per Section 6.
Defective Safety Valve
Replace safety valve.
Unit Will Not Unload Fast Enough
Apply heat to lines and/or orifice.
14. Low Hydraulic Fan Speed:
Low Ambient Temperature
Normal operation.
Low Hydraulic Pressure
Remove diode on proportional cartridge on manifold block.
Set pressure with relief valve to 2250 psi @ 1800 rpm.
Install Diode
Dirty Filter
Replace filter and change oil.
Blocked or restricted oil lines
Clean by flushing and replace.
Bypass in manifold block
Inspect O-rings on cartridges, replace if required.
Worn pump
Replace pump.
Worn motor
Replace motor.
Содержание NHP10-425WCU-EU-FX-T3
Страница 2: ...2...
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Страница 7: ...3 TABLE OF CONTENTS Operation Maintenance Manual TITLE PAGE SYSTEM DIAGRAMS 73...
Страница 8: ...4...
Страница 9: ...5 Foreword...
Страница 13: ...9 Safety...
Страница 21: ...17 General Information...
Страница 24: ...20...
Страница 25: ...21 Operating Instructions...
Страница 43: ...39 Maintenance...
Страница 56: ...52...
Страница 57: ...53 Lubrication...
Страница 60: ...56...
Страница 61: ...57 Fault Finding...
Страница 68: ...64...
Страница 69: ...65 Electrical...
Страница 73: ...Electrical Operating Maintenance Manual 69 Electronic Control Systems...
Страница 74: ...Always use Ingersoll Rand Replacement parts 70...
Страница 75: ...Electrical Operating Maintenance Manual 71...
Страница 77: ...73 System Diagrams...