For Case CX55B Mini Excavator, this reference brings together the listed repair manual material. Start with General Safety Information and follow the relevant document section for the task.
What’s Covered Inside
Manuals: Service Manual
General Safety Information
Safety Precautions
Index
Specification
Maintenance
System
Disassembly
Troubleshooting
Engine
Manual Extract: Upper Slewing Structure Check
Check that the surfaces of every part are free from burs, scratches, dents, and other defects.
1. Check that the seal groove surface of the valve housing is smooth and is free from dust, dents, rust, and etc.
2. Remove dents and flaws found on the seat surface of the valve housing by lapping. Do not leave the lapping powder inside of the valve.
3. Every sliding and fitting parts should move smoothly. And every groove and passage should be free from contamination.
4. Replace damaged and deformed springs with new springs.
5. When the relief valve moves poorly, replace it in the assembly.
6. Replace every seal, wiper and O-ring with new ones.
General Safety Information
Safety Precautions
Index
Specification
Maintenance
System
Disassembly
Troubleshooting
Engine
Manual Extract: Upper Slewing Structure Check
Check that the surfaces of every part are free from burs, scratches, dents, and other defects.
1. Check that the seal groove surface of the valve housing is smooth and is free from dust, dents, rust, and etc.
2. Remove dents and flaws found on the seat surface of the valve housing by lapping. Do not leave the lapping powder inside of the valve.
3. Every sliding and fitting parts should move smoothly. And every groove and passage should be free from contamination.
4. Replace damaged and deformed springs with new springs.
5. When the relief valve moves poorly, replace it in the assembly.
6. Replace every seal, wiper and O-ring with new ones.
Use publication S5PS0014E01 (April 2014), S5PS0013E01 (March 2014) and S5PS0002E01 (Oct 2011) with the CX55B model details to select the appropriate documentation. Refer to General Safety Information within its stated document and equipment scope.










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