Greenlee 48520 Service Manual
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SERVICE MANUAL
48520 Pruner
Serial Codes FPK and FRK
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
99912961 REV 13
© 2013 Greenlee Textron Inc.
4/13

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Summary of Contents for Greenlee 48520

  • Page 1 48520 Pruner Serial Codes FPK and FRK 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 99912961 REV 13 © 2013 Greenlee Textron Inc. 4/13...
  • Page 2: Table Of Contents

    SAE Standard J1273 (Hose and Hose Assemblies): Publication 99930323 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.
  • Page 3: Important Safety Information

    Failure to observe this warning could Failure to wear eye protection could result in severe injury or death. result in serious eye injury from flying debris or hydraulic oil. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 4: Important Safety Information

    Note: Keep all decals clean and legible, and replace hose to the proper ports. when necessary. Failure to observe this warning could result in severe injury or death. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 5: Maintenance

    Lubricate the indicated pivoting and sliding surfaces several times every operating day with 20W or 30W oil. Apply a heavy coating to these surfaces before storing. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 6 This can be achieved with the whetstone also. Failure to do this can ruin a new or sharpened blade. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 7: Troubleshooting

    • If the known working tool does not operate, the problem is in the power source. Refer to your power source operator’s manual for troubleshooting. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 8 Disassemble tool. Replace worn or damaged damaged. components. Tool leaks hydraulic Tool components loose. Tighten component hardware. fluid. Tool components worn or Disassemble tool. Replace worn or damaged damaged. components. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 9 “Maintenace” section of this manual. Cutter blade dull. Remove blade and sharpen, or install a sharp, new blade. Extension assembly Loose extension connector nut. Tighten extension connector nut. loose. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 10: Disassembly

    The disassembly procedure is divided into sections of If a complete overhaul is necessary, return the tool to the tool. Disassemble only the section(s) necessary to your nearest authorized Greenlee Utility service center. complete the repair. Disassemble the tool on a flat, clean surface. Take care not to lose or damage any parts that may fall free during disassembly.
  • Page 11: Inspection

    8. Felt Breather Filter (28): Always replace the felt spring (7). Remove retaining ring (6) from trigger breather filter with a new breather filter during side, washer (5). Remove spool (3). assembly. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 12: Assembly

    O-ring (36) in sleeve (35). 9. Clamp upper end (27) in a vise and thread cylin- der (19) onto upper end (27). Tighten with a strap wrench. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 13 Place the piston with the seal installed on a clean, flat surface and roll it back and forth to reshape the seal. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 14: Assembly

    24. Screw handle assembly (1) onto cylinder (19). Seal retainer (41) into end of the upper end (27). Thread nut (68) onto upper end (27) approximately 25 mm (1"). Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 15: Illustrations And Parts Lists

    48520 Pruner Illustration—Serial Code FRK Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 16 50428411 Retaining ring .........1 50495062 Decal, CE ..........1 42506 50425062 Bushing ...........1 Repair Kit 48208 50482084 Packing kit (includes items marked with an asterisk) ......1 Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 17: Serial Code Fpk

    48520 Pruner Illustration—Serial Code FPK Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • 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 • Fax: 800-451-2632 Fax: 800-524-2853 Fax: +1-815-397-9247 Greenlee Textron Inc. is a subsidiary of Textron Inc. www.greenlee.com...

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