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Summary of Contents for Greenlee HPB45 Series
- Page 1 Hydraulic Paving Breaker Serial Codes GMN and GMP Read and understand all of the instructions and safety information in this manual before operating or servicing this tool. Register this product at www.greenlee.com 52033853 REV 3 © 2011 Greenlee Textron Inc. 7/11...
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Page 2: Table Of Contents
Tool Owners/Users SAE Standard J1273 (Hose and Hose Assemblies): Publication 99930323 Authorized Greenlee Utility Service Centers Service Manual: Publication 52042951 All specifications are nominal and may change as design improvements occur. Greenlee Textron Inc. shall not be liable for damages resulting from misapplication or misuse of its products. KEEP THIS MANUAL Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070... -
Page 3: Important Safety Information
HPB45 Series Hydraulic Paving Breaker IMPORTANT SAFETY INFORMATION SAFETY ALERT Skin injection hazard: • Do not use hands to check for SYMBOL leaks. • Do not hold hose or couplers while the hydraulic system is This symbol is used to call your attention to pressurized. hazards or unsafe practices which could result in an injury or property damage. The signal • Depressurize the hydraulic... - Page 4 HPB45 Series Hydraulic Paving Breaker IMPORTANT SAFETY INFORMATION Tool, bit, and other components Serious injury can result if the operator does not may be hot during and after maintain control of the tool. operation. Allow to cool before • Wear slip-proof gloves when operating this tool. handling, or handle with heat- • Maintain a firm grip on the tool, using both resistant gloves. hands at all times. Failure to observe this warning • Do not lock the trigger in the power-ON position. could result in severe injury.
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Page 5: Important Safety Information
HPB45 Series Hydraulic Paving Breaker IMPORTANT SAFETY INFORMATION • Do not operate the breaker unless the bit is Emergency stop procedure: properly installed and placed against the work 1. Release the trigger. surface. Damage to the breaker can result. 2. Shut off the hydraulic power source. • Inspect the hydraulic hoses and couplings every operating day. Repair or replace if leakage, cracking, wear or damage is evident. Damaged hoses or couplings can fail, resulting in injury or property damage. -
Page 6: Identification
HPB45 Series Hydraulic Paving Breaker Identification 455 mm (18") Hex 1": 682 mm (26.5") Hex 1-1/8": 731 mm (28.5") HPB45 Series Hydraulic Paving Breaker 1. Handle 4. Return Port 2. Trigger 5. Front End 3. Pressure Port 6. Latch Greenlee / A Textron Company... -
Page 7: Specifications
HPB45 Series Hydraulic Paving Breaker Specifications HPB45 Series Hydraulic Power Source Type of Hydraulic System ......Open-center Weight (without hoses and tool) Hex 1" ..........21.8 kg (48 lb) Do not exceed the following hydraulic power Hex 1-1/8" ...........25.0 kg (55 lb) source maximums: Steel Size (standard) ..Hex 1" x 4-1/4", 1-1/8" x 6" • Hydraulic flow: 30 l/min (8 gpm) Working Pressure ..105 to 125 bar (1500 to 1800 psi) • Pressure relief: 160 bar (2300 psi) Hydraulic Oil • Back pressure: 28 bar (405 psi) Working Temperature ....30 to 70 °C (86 to 158 °F) Failure to observe this warning could result in Accumulator Charging severe injury or death. -
Page 8: Specifications
HPB45 Series Hydraulic Paving Breaker Specifications (cont’d) When the tool works continuously, the oil temperature Recommended Hydraulic Fluid will steady at a certain level called the oil working Viscosity temperature. Depending on the nature of the job and the cooling capacity of the system, the oil working Ideal ............20 to 40 cSt temperature will be 20 °C to 40 °C (68 °F to 104 °F) Allowable ..........15 to 1000 cSt above the air temperature. At working temperature, Viscosity Index ..........Min. 100 the oil viscosity must be within the ideal area. The tool may not be operated if the oil viscosity is not within Standard mineral or synthetic oil can be used. the allowable area or if the temperature is not within –20 °C to 70 °C (–4 °F to 158 °F). The viscosity index expresses the dependence of the viscosity on the temperature. Thus, a high viscosity... -
Page 9: Hoses And Fittings
HPB45 Series Hydraulic Paving Breaker Hoses and Fittings Hose Connections Installation and Maintenance Refer to publication 99930323, SAE J1273 (Hose and Hose Assemblies). Do not disconnect tool, hoses or fittings while the Replacement power source is running or if the hydraulic fluid is hot. Hot hydraulic fluid could cause serious burns. Adaptors: Breakers are installed with 1/2" BSP male–1/2" BSP male adaptors. Hoses: Hoses are produced according to EN 853 with two layers of wire and have a maximum pressure Connecting Hoses of 275 bar (4000 psi). Hoses are approximately 1. Move the flow lever on the hydraulic power source 300 mm (12") long. to the OFF position. -
Page 10: Setup
HPB45 Series Hydraulic Paving Breaker Setup Operation 1. Start the hydraulic power source. Note: Allow the hydraulic power source to run for a few minutes to warm the hydraulic fluid. Inspect accessories before use. Discard accesso- 2. Position the bit against the surface (material to be ries that have cracks, chips, or gouges. broken, ground rod to be driven, etc.). Failure to observe this warning could result in 3. Grasp both handles firmly. - Page 11 HPB45 Series Hydraulic Paving Breaker Maintenance (cont’d) Accumulator Recharging Procedure 17. Close the charging screw (9) of the accumulator by turning the handle (2) clockwise. 18. Unload the nitrogen hose by opening the bleeder valve (5). Accumulator is charged with nitrogen under high 19. Dismount the filling device and check the charging pressure. This pressure must be unloaded before screw (9) for leakage with drops of oil. dismounting. 20. Fit the protective cap over the accumulator. Failure to observe this warning could result in severe injury or death.
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Page 12: Troubleshooting
HPB45 Series Hydraulic Paving Breaker Troubleshooting Before troubleshooting, determine whether the problem is in the tool, the hoses, or the power source. Substitute a tool, hoses, or power source known to be in good working order to eliminate the item that is not If the problem is in the tool, refer to the troubleshooting table in this manual. If the problem is in the power source, refer to the troubleshooting section of the power source instruction manual. Problem Probable Cause Probable Remedy Tool does not operate. Improper power source. Verify that the power source meets the specifications. Hydraulic fluid level low. Check the fluid level. Check system for leaks. Incorrect hydraulic fluid viscosity. Use hydraulic fluid with the correct viscosity. Tool operates slowly or erratically. Hydraulic fluid cold. Allow fluid to warm to the operating temperature. Actuate the tool inter- mittently to reduce the warming time. -
Page 13: Illustrations And Parts Lists
HPB45 Series Hydraulic Paving Breaker Illustration—Main 8* 70 Nm (52 ft-lb) 80 Nm (59 ft-lb) 9* 100 Nm (74 ft-lb) 15* 14* 100 Nm (74 ft-lb) *Loctite ® Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070... - Page 14 HPB45 Series Hydraulic Paving Breaker Parts List—Main Part No. Description Part No. Description 1 50022083 Accumulator body .......1 33* O-ring, Ø8.3x2.4 ........1 52033754 Valve housing ........1 34* O-ring, Ø16.3x2.4 ........1 52033755 Cylinder ..........1 35* Seal, Ø8/Ø14x3.5/5 ......1 4 52033756 Striking piston ........1 36* Backup ring ..........1...
- Page 15 HPB45 Series Hydraulic Paving Breaker Illustration and Parts List—Ergo Handle with Cover Part No. Description Part No. Description 97 Pin, Ø6x30 ...........1 52061077 E-handle, complete ......1 98 Pin latch, right ........1 Frame ..........1 Handle ..........1 99 Pin latch, left ........1 Top cover ..........1 Handle ..........1 1 01 Spacer..........4...
- Page 16 HPB45 Series Hydraulic Paving Breaker Illustration and Parts List —Nose Loctite 242 60 Nm (44 ft-lb) Loctite 635 1" x 4-1/4" Hex Shank 1-1/8" x 6" Hex Shank Part No. Description Part No. Description 1 10 50023624 Nose part, hex 1" .........1 110 50023837 Nose part, hex 1-1/8", 1-1/4"...
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Page 17: Accessories
HPB45 Series Hydraulic Paving Breaker Accessories Accessories with 1" x 4-1/4" Hex Shank Accessories with 1-1/8" x 6" Hex Shank UPC No. UPC No. Key 78-3310- Part No. Description Key 78-3310- Part No. Description 1 49138 50491385 Moil point, 14" ......1 1 41706 50417062 Moil point, 14"......1... - Page 18 4455 Boeing Drive • Rockford, IL 61109-2988 • USA • 815-397-7070 USA Tel: 800-435-0786 Canada Tel: 800-435-0786 International Tel: +1-815-397-7070 An ISO 9001 Company • Greenlee Textron Inc. is a subsidiary of Textron Inc. Fax: 800-451-2632 Fax: 800-524-2853 Fax: +1-815-397-9247 www.greenlee.com...
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