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Fairmont 48200 Service Manual

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SERVICE MANUAL
48200, 48520, and 48525
Pruners
Serial Codes FNY, FPK, FPL, FRJ, FRK, and FRL
Read and understand all of the instructions and
safety information in this manual before operating
or servicing this tool.
999 1296.1 REV 10
© 2001 Greenlee Textron
11/01

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Summary of Contents for Fairmont 48200

  • Page 1 SERVICE MANUAL 48200, 48520, and 48525 Pruners Serial Codes FNY, FPK, FPL, FRJ, FRK, and FRL Read and understand all of the instructions and safety information in this manual before operating or servicing this tool. 999 1296.1 REV 10 © 2001 Greenlee Textron...

  • Page 2: Table Of Contents

    Table of Contents Safety Safety ................2 Safety is essential in the use and maintenance of Fairmont tools and equipment. This manual and any Purpose of this Manual ..........2 markings on the tool provide information for avoiding Other Publications ............2 hazards and unsafe practices related to the use of this tool.

  • Page 3: Important Safety Information

    48200, 48520, and 48525 Pruners IMPORTANT SAFETY INFORMATION SAFETY ALERT Electrical shock hazard: • When using this tool near energized SYMBOL electrical lines, use only certified nonconductive hoses and proper personal protective equipment. This symbol is used to call your attention to hazards •...

  • Page 4: Important Safety Information

    48200, 48520, and 48525 Pruners IMPORTANT SAFETY INFORMATION • Keep all parts of the body away from the cutter • Inspect hydraulic hoses and couplings every head when the tool is connected to a power operating day. Repair or replace if leakage, source.

  • Page 5: Service

    48200, 48520, and 48525 Pruners Service Maintenance Schedule The service life of the tool will be maximized by proper care and maintenance. The maintenance schedule that Daily follows is recommended. 1. Wipe all tool surfaces clean, especially the fiberglass extension, of grease, dirt and foreign material. If the fiberglass extension cannot be wiped clean, use any approved fiberglass cleaning products.
  • Page 6 48200, 48520, and 48525 Pruners Service (cont’d) Tension Adjustment Blade and Hook Maintenance The tension adjustment should be checked after about one hour of use on a new cutter. A wearing-in process takes place during this time and the cutter pivot nut may need tightening.

  • Page 7: Troubleshooting

    48200, 48520, and 48525 Pruners Service (cont’d) Troubleshooting Closure Adjustment Before You Begin Proper closure adjustment of the cutter is set at the 1. Tool must be connected to the correct power source factory and should not be readjusted until repeated system.
  • Page 8 48200, 48520, and 48525 Pruners Troubleshooting (cont’d) Problem Probable Cause Probable Remedy Tool inoperative. Tool connected to improper power Verify that the power source meets source hydraulic system. the specifications. Refer to the Specifications and Parts manual. No hydraulic fluid in system or fluid Check fluid level.
  • Page 9 48200, 48520, and 48525 Pruners Troubleshooting (cont’d) Problem Probable Cause Probable Remedy Tool operates slowly. (cont’d) Hydraulic fluid level low. Check fluid level. Fill to FULL mark. Check system for leaks. Hydraulic fluid viscosity too heavy. Use fluid viscosity recommended.

  • Page 10: Troubleshooting

    48200, 48520, and 48525 Pruners Troubleshooting (cont’d) Problem Probable Cause Probable Remedy Tool control valve sticks or Check for dirt or gummy deposits. Clean components. works hard. Misalignment or binding of control Correct alignment. Lubricate linkage linkage. joints. Replace damaged components.

  • Page 11: 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 Fairmont distributor or to complete the repair. Fairmont. Disassemble the tool on a flat, clean surface. Take care not to lose or damage any parts that may fall free during disassembly.

  • Page 12: Inspection

    (5). Remove spool (3). assembly. SUPER SLEEVE™ (on 48200 Model Only) 1. Remove retaining rings (33) from cylinder (19). 2. Remove SUPER SLEEVE (35) from cylinder (19). 3. Remove ball (37), spring (38), pin (39), and plug (40) from sleeve (35).

  • Page 13: Assembly

    8. Install ball (37), spring (38), pin (39), plug (40), and O-ring (36) in sleeve (35). Install O-rings (34) on cylinder (19) on 48200 Model only. 9. Install sleeve (35) and retaining rings (33) on cylinder (19) on 48200 Model only.
  • Page 14 48200, 48520, and 48525 Pruners Assembly (cont’d) Handle and Valve (cont’d) 20. Use a sizing tube fixture to compress and form the seal back to the original shape. The dimensions for 16. Place the bent section of the seal in the groove on this fixture are as shown.

  • Page 15: Assembly

    48200, 48520, and 48525 Pruners Assembly (cont’d) Handle and Valve (cont’d) Outer Extension Tube and Inner Pull Rod 22. Place the piston with the seal in the tapered end of 1. Install pull rod (42) to piston assembly (20) with pin the fixture and push it down and completely through.

  • Page 16: Illustrations And Parts Lists

    48200, 48520, and 48525 Pruners Illustration—Model 48200 (Serial Code FRJ) Greenlee Textron / Subsidiary of Textron Inc. 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815/397-7070...
  • Page 17 48200, 48520, and 48525 Pruners Parts List—Model 48200 (Serial Code FRJ) UPC No. UPC No. Key 78-3310- Part No. Description Key 78-3310- Part No. Description 48813 48813 Handle ..........1 41295 F008541 Ball, .250, stainless steel ..... 2 41488 F015255 O-ring, .562 x .750 x .093–68 ....

  • Page 18: Model 48520 (Serial Code Frk) And Model 48525 (Serial Code Frl)

    48200, 48520, and 48525 Pruners Illustration—Model 48520 (Serial Code FRK) and Model 48525 (Serial Code FRL) Greenlee Textron / Subsidiary of Textron Inc. 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815/397-7070...
  • Page 19 48200, 48520, and 48525 Pruners Parts List—Model 48520 (Serial Code FRK) and Model 48525 (Serial Code FRL) UPC No. UPC No. Key 78-3310- Part No. Description Key 78-3310- Part No. Description 48813 48813 Handle ..........1 42841 L085061 Retaining ring ........1...

  • Page 20: Model 48200 (Serial Code Fny)

    48200, 48520, and 48525 Pruners Illustration—Model 48200 (Serial Code FNY) Greenlee Textron / Subsidiary of Textron Inc. 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815/397-7070...
  • Page 21 48200, 48520, and 48525 Pruners Parts List—Model 48200 (Serial Code FNY) UPC No. UPC No. Key 78-3310- Part No. Description Key 78-3310- Part No. Description 43399 170230 Handle ..........1 41618 F016876 O-ring ..........1 41488 F015255 O-ring ..........1...

  • Page 22: Model 48520 (Serial Code Fpk)

    48200, 48520, and 48525 Pruners Illustration—Model 48520 (Serial Code FPK) Greenlee Textron / Subsidiary of Textron Inc. 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815/397-7070...
  • Page 23 48200, 48520, and 48525 Pruners Parts List—Model 48520 (Serial Code FPK) UPC No. UPC No. Key 78-3310- Part No. Description Key 78-3310- Part No. Description 43399 170230 Handle ..........1 42506 L060007 Bushing ..........1 41488 F015255 O-ring ..........1...

  • Page 24: Model 48525 (Serial Code Fpl)

    48200, 48520, and 48525 Pruners Illustration—Model 48525 (Serial Code FPL) Greenlee Textron / Subsidiary of Textron Inc. 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815/397-7070...
  • Page 25 48200, 48520, and 48525 Pruners Parts List—Model 48525 (Serial Code FPL) UPC No. UPC No. Key 78-3310- Part No. Description Key 78-3310- Part No. Description 43399 170230 Handle ..........1 42841 L085061 Retainer ring ........1 41488 F015255 O-ring ..........1...
  • Page 26 Greenlee Textron / Subsidiary of Textron Inc. 4455 Boeing Drive, Rockford, IL 61109-2988 USA Customer Service (International): 815/397-7070 • Fax: 815/397-9247 Customer Service (North America): 800/435-0786 • USA Fax: 800/451-2632, 815/397-1865 Canada Fax: 800/524-2853 www.greenlee.textron.com Printed in the USA...

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