Bobcat Hydraulic Breaker Workshop Repair Service Manual – 6720280

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This workshop repair service manual PDF download for the Bobcat Hydraulic Breaker has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to fully at every opportunity.

APPLICABLE MODELS :

1250 (S/N: 157000101 AND ABOVE)
1250X (S/N: 157800101 AND ABOVE)
1560 (S/N: 702000101 AND ABOVE)
2500 (S/N: 229800101 AND ABOVE,
S/N: 693200101 AND ABOVE
S/N: 705200101 AND ABOVE,
S/N: 780900101 AND ABOVE,
S/N: 896708001 AND ABOVE)

2560 (S/N: 617900101 AND ABOVE)
2570 S/N: 573306139 AND ABOVE)
3500 (S/N: 006500101 AND ABOVE,
S/N: 705400101 AND ABOVE,
S/N: 897200101 AND ABOVE)

3560 (S/N: 615800101 AND ABOVE)
3570 (S/N: 573500878 AND ABOVE)
5060 (S/N: 754400101 AND ABOVE)
(S/N: 754600101 AND ABOVE)

5500 (S/N: 154700101 AND ABOVE)
6560 (S/N: 166500101 AND ABOVE,
S/N: 472900101 AND ABOVE)

TABLE OF CONTENTS :

MAINTENANCE SAFETY
ALPHABETICAL INDEX
CONTENTS
1250, 1250X HYDRAULIC BREAKER SERVICE
1560 HYDRAULIC BREAKER SERVICE
2500/3500 HYDRAULIC BREAKER SERVICE
2560/3560 HYDRAULIC BREAKER SERVICE
2570/3570 HYDRAULIC BREAKER SERVICE
5060 HYDRAULIC BREAKER SERVICE
5500 HYDRAULIC BREAKER SERVICE
6560 HYDRAULIC BREAKER SERVICE
SERVICE MANUAL REVISION

MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
P/N : 6720280 (6-12)
Total Pages : 260

This Service / Repair / Workshop Manual PDF Download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same manual your local dealer will use when doing a repair. This is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!!

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MAINTENANCE SAFETY
ALPHABETICAL INDEX
CONTENTS
SERIAL NUMBER LOCATIONS & HYDRAULIC BREAKER IDENTIFICATION
Serial Number Locations (1250, 1250X)
Hydraulic Breaker Identification (1250, 1250X)
Serial Number Locations (1560)
Hydraulic Breaker Identification (1560)
Serial Number Locations (2500/3500 & 5500)
Hydraulic Breaker Identification (2500/3500 & 5500)
Serial Number Locations (2560/3560)
Hydraulic Breaker Identification (2560/3560)
Serial Number Locations (2570/3570)
Hydraulic Breaker Identification (2570/3570)
Serial Number Locations (5060)
Hydraulic Breaker Identification (5060)
Serial Number Locations (6560)
Hydraulic Breaker Identification (6560)

1250, 1250X HYDRAULIC BREAKER SERVICE
ACCUMULATOR
Charging The Accumulator
Hydraulic Breaker Lubrication
Checking Mounting Bolt Torque
TROUBLESHOOTING THE HYDRAULIC BREAKER
PARTS IDENTIFICATION
DISASSEMBLY
Breaker Frame Removal and Installation
Return Pressure Compensating (RPC) Valve Removal and Installation
Upper Body Removal and Installation
Lower Body Removal and Installation
Flow Sleeve Removal and Installation
Accumulator Removal and Installation
Charge Valve Removal and Installation
Diaphragm Removal and Installation
Checking Breaker Bushings
Bushing Removal
Bushing Installation
ASSEMBLY
SPECIFICATIONS

1560 HYDRAULIC BREAKER SERVICE
NITROGEN CHAMBER
Releasing Pressure From the Nitrogen Chamber
Checking The Nitrogen Chamber Charge Pressure
Charging The Nitrogen Chamber
HYDRAULIC BREAKER LUBRICATION
CHECKING MOUNTING BOLT TORQUE
TROUBLESHOOTING THE HYDRAULIC BREAKER
PARTS IDENTIFICATION
DISASSEMBLY AND ASSEMBLY
Breaker Frame Removal and Installation
Shuttle Valve
Charge Valve
Upper Section Removal and Installation
Piston
Seal Carrier
Sleeve Removal and Installation
Bushing Removal and Installation
SPECIFICATIONS

2500/3500 HYDRAULIC BREAKER SERVICE
NITROGEN CHAMBER
Checking The High Pressure Accumulator Pressure
Charging the High Pressure Accumulator
Checking The Low Pressure Accumulator Pressure
Charging the Low Pressure Accumulator
Checking The Nitrogen Chamber Charge Pressure
Charging the Nitrogen Chamber
HYDRAULIC BREAKER LUBRICATION
CHECKING MOUNTING BOLT TORQUE
TROUBLESHOOTING THE HYDRAULIC BREAKER
PARTS IDENTIFICATION
DISASSEMBLY AND ASSEMBLY
Breaker Frame Removal and Installation
Nitrogen Chamber Removal and Installation
Manifold Removal
Piston Removal
Valve Removal and Installation
Valve Cylinder Removal
Main Body Removal
Lower Body Bushings Removal
Nitrogen Chamber Disassembly and Assembly
Accumulator
Seals Installation
Start Up Procedure
SPECIFICATIONS (2500)
SPECIFICATIONS (3500)

2560/3560 HYDRAULIC BREAKER SERVICE
NITROGEN CHAMBER
Releasing Pressure From The Nitrogen Chamber
Checking The Nitrogen Chamber Charge Pressure
Charging the Nitrogen Chamber
TROUBLESHOOTING THE HYDRAULIC BREAKER
PARTS IDENTIFICATION
DISASSEMBLY AND ASSEMBLY
Nitrogen Chamber Removal and Installation
Piston Removal
Piston Sleeve Removal
Valve Removal and Installation
Main Body Removal and Installation
Installing Piston Sleeve
Lower Section Bushings Removal and Installation
Piston and Seal Carrier Installation
Start Up Procedure
SPECIFICATIONS

2570/3570 HYDRAULIC BREAKER SERVICE
NITROGEN CHAMBER
Releasing Pressure From The Nitrogen Chamber
Checking The Nitrogen Chamber Charge Pressure
Charging The Nitrogen Chamber
Checking The Accumulator Charge Pressure
Releasing Pressure From The Accumulator
Charging The Accumulator
HYDRAULIC BREAKER LUBRICATION
CHECKING MOUNTING BOLT TORQUE
TOOL BIT REMOVAL AND INSTALLATION
TROUBLESHOOTING THE HYDRAULIC BREAKER
PARTS IDENTIFICATION
DISASSEMBLY AND ASSEMBLY
Breaker Frame Removal And Installation
Nitrogen Chamber Removal And Installation
Nitrogen Chamber Disassembly And Assembly
Piston Removal And Installation
Piston Sleeve Removal
Piston Sleeve Installation
Valve Removal And Installation
Upper Housing Removal And Installation
Accumulator Removal And Installation
Bushing Removal And Installation
Tool Bit Retaining Pins Removal And Installation
Start Up Procedure
SPECIFICATIONS

5060 HYDRAULIC BREAKER SERVICE
NITROGEN CHAMBER
Releasing Pressure From The Nitrogen Chamber
Checking The Nitrogen Chamber Charge Pressure
Charging The Nitrogen Chamber
BOB-TACH INSPECTION
HYDRAULIC BREAKER MOUNT INSPECTION
HYDRAULIC BREAKER LUBRICATION
DAILY INSPECTION
TOOL BIT REMOVAL AND INSTALLATION
LOADER MOUNT REMOVAL AND INSTALLATION
X-CHANGE MOUNT REMOVAL AND INSTALLATION
TROUBLESHOOTING
PARTS IDENTIFICATION
DISASSEMBLY AND ASSEMBLY
Breaker Frame Removal And Installation
Wear Plate Removal And Installation
Lower Bumper Removal And Installation
Nitrogen Chamber Removal And Installation
Charge Valve Removal And Installation
Piston Removal And Installation
Center Housing Removal And Installation
Valve Removal And Installation
Center Housing Disassembly And Assembly
Bushing Removal And Installation
Lower Housing Disassembly And Assembly
Lower Housing Removal And Installation
Start Up Procedure
SPECIFICATIONS

5500 HYDRAULIC BREAKER SERVICE
NITROGEN CHAMBER
Checking The High Pressure Accumulator Pressure
Charging the High Pressure Accumulator
Checking The Low Pressure Accumulator Pressure
Charging the Low Pressure Accumulator
Checking The Nitrogen Chamber Charge Pressure
Charging the Nitrogen Chamber
HYDRAULIC BREAKER LUBRICATION
CHECKING MOUNTING BOLT TORQUE
TROUBLESHOOTING THE HYDRAULIC BREAKER
PARTS IDENTIFICATION
DISASSEMBLY AND ASSEMBLY
Nitrogen Chamber Removal
Manifold Removal
Piston Removal
Valve Removal
Main Body Removal
Lower Body Bushings Removal
Nitrogen Chamber Disassembly and Assembly
Accumulator
Seals and Poly-Pak Installation
Start Up Procedure
SPECIFICATIONS

6560 HYDRAULIC BREAKER SERVICE
NITROGEN CHAMBER
Releasing Pressure From The Nitrogen Chamber
Charging The Nitrogen Chamber
Checking The Nitrogen Chamber Charge Pressure
HYDRAULIC BREAKER LUBRICATION
CHECKING MOUNTING BOLT TORQUE
TROUBLESHOOTING THE HYDRAULIC BREAKER
PARTS IDENTIFICATION
DISASSEMBLY AND ASSEMBLY
Breaker Frame Removal and Installation
Shuttle Valve
Charge Valve
Upper Body Removal and Installation
Seal Carrier Removal
Seal Carrier Repair
Piston Removal
Sleeve Removal
Bumper Pad Removal and Installation
Bushing Removal and Installation
Tool Retaining Pin Removal and Installation
Sleeve Installation
Piston and Seal Carrier Installation
Tie Rod Installation
SPECIFICATIONS

SERVICE MANUAL REVISION
HB-1
HB-2
HB-3
HB-4
HB-5
HB-6

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