79 - 1
Section E
Hydraulics
9803/6400
Section E
79 - 1
Issue 1
Hydraulic Rams
Maintenance Specifications
In order to ensure long life of the hydraulic ram, carry out inspection and maintenance regularly. If an abnormal point is found,
repair as soon as possible referring to the troubleshooting chart.
Inspection,
Inspection,
Maintenance Point
Maintenance Contents
Note
Is the ram kept clean (especially the rod sliding part)?
O
Appearance
Is there oil leakage from piping installation and fixing points?
O
Is there any peeling paint, separation or rust?
O
Are the movements smooth and are there any abnormal sounds?
O
Is the response good?
O
Is there oil leakage from the sliding parts?
O
Operation
Is there internal leakage?
O
Is the working pressure normal?
O
Is the set pressure for the overload relief valve normal?
O
Is the hydraulic oil dirty or deteriorated?
O
Hydraulic Oil
Is the hydraulic oil replaced periodically?
O
Are the filters inspected periodically?
O
Is the pin greasing sufficient?
O
Is there any abnormal sound at the pins or seizure?
O
Is there backlash or wear in the pins?
O
Installation with
Is the pin seal normal?
O
Main Body
Are the installation screws loose or missing?
O
Tightening of the installation screws?
O
Are the sliding parts worn?
O
Are there scratches or dents on the sliding parts?
O
Piston Rod
Is there coating separation on the sliding parts?
O
Are the sliding parts bent?
O
Are there cracks in the welding or other damage?
O
Are the bolts, nuts loose?
O
Ram Cylinder
Are the bolts, nuts tightened?
O
(Including Piping)
Are there cracks in the welding or other damage?
O
Are there big depressions or dents in the cylinder?
O
Daily
Monthly
Annually
When the rod
sliding part is
exposed for a
long period of
time apply
anti-rust oil to
the rod.
Summary of Contents for JS 200 Series
Page 57: ...9 1 Section 3 Routine Maintenance 9803 6400 Section 3 9 1 Issue 2 Component Location Diagram...
Page 113: ......
Page 137: ...5 3 Section C Electrics 9803 6400 Section C 5 3 Issue 2 Pump Control FLOW CHART...
Page 201: ...10 7 Section C Electrics 9803 6400 Section C 10 7 Issue 1 CAPs II Diagnostic system K C...
Page 215: ...Section E Section E Hydraulics 9803 6400 Issue 2 3 2 3 2 Schematics...
Page 217: ...Section E Section E 9803 6400 Issue 2 3 3 3 3 Hydraulics Schematics...
Page 218: ...3 5 Section E Hydraulics 9803 6400 Section E 3 5 Issue 1 Schematics Shuttle Block JS200 JS240...
Page 232: ...10 1 Section E Hydraulics 9803 6400 Section E 10 1 Issue 1 Hydraulic Pump JS200 JS240...
Page 233: ...10 2 Section E Hydraulics 9803 6400 Section E 10 2 Issue 1 Hydraulic Pump JS200 JS240...
Page 234: ...10 3 Section E Hydraulics 9803 6400 Section E 10 3 Issue 1 Hydraulic Pump JS200 JS240...
Page 263: ...30 2 Section E Hydraulics 9803 6400 Section E 30 2 Issue 1 Control Valve JS200 JS240...
Page 264: ...30 3 Section E Hydraulics 9803 6400 Section E 30 3 Issue 1 Control Valve JS200 JS240...
Page 265: ...30 4 Section E Hydraulics 9803 6400 Section E 30 4 Issue 1 Control Valve JS200 JS240...
Page 266: ...30 5 Section E Hydraulics 9803 6400 Section E 30 5 Issue 1 Control Valve JS200 JS240...
Page 267: ...30 6 Section E Hydraulics 9803 6400 Section E 30 6 Issue 1 Control Valve JS200 JS240...
Page 268: ...30 7 Section E Hydraulics 9803 6400 Section E 30 7 Issue 1 Control Valve JS200 JS240...
Page 327: ...51 12 Section E Hydraulics 9803 6400 Section E 51 12 Issue 1 Solenoid Valve 8 spool...
Page 328: ...55 1 Schematic Section E Hydraulics 9803 6400 Section E 55 1 Issue 1 Shuttle Valve...
Page 330: ...55 3 Schematic Section E Hydraulics 9803 6400 Section E 55 3 Issue 1 Cushion Valves...
Page 481: ...7 15 Section F Transmission 9803 6400 Section F 7 15 Issue 2 Motor...
Page 482: ...7 16 Section F Transmission 9803 6400 Section F 7 16 Issue 1 Motor...