Greenlee LRF 75 Instruction Manual
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Greenlee LRF 75 Instruction Manual

Long-reach chain saws
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Long-Reach Chain Saws
52020553 REV 7
INSTRUCTION MANUAL
Foam-filled
LRF 75 and 88
Serial Codes AMT, AMS, GLZ, and GLY
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
© 2011 Greenlee Textron Inc.
Español ............................... 23
Français .............................. 45
Deutsch ............................... 67
Italiano ................................ 89
Service .............................. 111
2/11

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Summary of Contents for Greenlee LRF 75

  • Page 1 Italiano ........ 89 Service ......111 Long-Reach Chain Saws Foam-filled LRF 75 and 88 Serial Codes AMT, AMS, GLZ, and GLY Read and understand all of the instructions and safety information in this manual before operating or servicing this tool.

  • Page 2: Table Of Contents

    All specifications are nominal and may change as design lock and a trigger guard. improvements occur. Greenlee Textron Inc. shall not be liable for damages resulting from misapplication or misuse of its products. Super Spool is protected by U.S. Patent No. 4,548,229.

  • Page 3: Important Safety Information

    Oil under pressure easily punctures skin causing serious injury, gangrene or death. If you are injured by escaping oil, seek medical attention immediately. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 4 Failure to observe this warning could result in severe injury or death. Wear protective gloves when using this tool. Failure to observe this warning could result in serious injury. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 5 • Use an appropriate guide bar sheath or scabbard. • Carry the saw with the guide bar toward the rear. Failure to observe these warnings could result in severe injury or death. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 6: Important Safety Information

    Emergency stop procedure: 1. Release the trigger. 2. Shut off the hydraulic power source. Note: Keep decals clean and legible. Replace decals when necessary. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 7: Identification

    10. Trigger Guard or Trigger Strap 4. Serial Number 11. Tube Assembly, Foam-filled 5. Handle 12. Hand Stop 6. Return Port 13. Saw Head 7. Pressure Port 14. Guide Bar Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 8: Specifications

    52020556 ........... 1890 mm (74.5") 52020558 ........... 2200 mm (86.5") Width (at motor) ........108 mm (4.25") Depth of Body (at handle) ......152 mm (6") Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 9 Pour Point ........-34 °C (-30 °F) minimum * 13.8 bar (200 psi) is the maximum agreed standard back pressure for the HTMA (Hydraulic Tool Manufacturers Association). Greenlee Utility tool will operate satisfac- torily at this standard. 1. Maximum hydraulic fluid temperature must not exceed 60 °C (140 °F).

  • Page 10: Chain Saw Basics

    Cutting More Than One Branch at a Time Push-Back PUSH Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 11 Bring chain to full rpm. Maintain full rpm until the cut is finished. Hold saw securely with both hands. Apply a moderate amount of downward force. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 12: Chain Saw Basics

    • If the tree is on an incline, work uphill from the fall path. A branch might tend to bounce or roll downhill. Compression on Top Side View Compression Tension Compression on Bottom Side View Tension Compression Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 13: Setting The Super Spool

    Installation and Maintenance See publication 99930323, SAE J1273 (Hose and Hose Assemblies). Replacement See a Greenlee Utility catalog or Greenlee Utility publication 99910322, Low Pressure Quick Couplers, Adapters and Hoses. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 14: Operation

    Wear a hard hat when using this tool. 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 15: Operation

    4. To stop the saw, release the trigger. 5. When the tool is not in use, stop the power source to reduce heat and wear. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 16: Maintenance

    Have the Failure to wear eye protection could tool cleaned or repaired by an Greenlee Utility result in serious eye injury from flying Authorized Service Center. debris or hydraulic oil.
  • Page 17 CHAIN IS STRAIGHT CHAIN LEANS Approx. 4.4 Newtons (2 lb.) Rails are Rails are worn. Replace bar. not worn. Clearance Clearance Approx. 3.2 mm (1/8") Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 18 7. Install the chain as shown. Adjust the tension of the chain as described under Adjusting Chain Tension. Top View Cutting Edge Side View Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 19 Figure E Figure F Side Plate Angle Top Plate Cutting Angle Top Plate Filing Angle File Guide Angle Depth Gauge Setting “D” “C” 10° “F” “E” Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 20 Filing Cutters — General 1. Support the file holder on the cutter top plate and depth gauge as shown. File Holder Side Plate Top Plate File Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 21: Troubleshooting

    Clean and lubricate trigger and sticks when released. spool. trigger spool. Chain runs in wrong Hose connections at tool are Depressurize hydraulic system. direction. reversed. Switch the hose connections. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 22 Saw Chain and Bar Maintenance in this manual. Chain drive links damaged. Remove chain and inspect drive links. Bar groove damaged. Remove chain and inspect bar groove. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 23: Español

    If a complete overhaul is necessary, return the tool to idler shaft (58). Remove gear (61) and Woodruff key your nearest Greenlee Utility Authorized Service Center. (59) from drive shaft (57). Remove gasket (62) from motor. Remove dowel pins (63), if necessary.

  • Page 24: Assembly

    “Maintenance” section of this manual.) screws (66). Torque to 9 newton-meters (80 in-lb). 6. Secure hex head cap screws (15) to 16.9 newton- meters (150 in-lb). Torque Sequence Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 25 (8) ensuring dyed tube is installed into port denoted with a “P”. 3. Secure the tube assembly to the handle assembly with cap screws (10) and lock washers (11). Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 26: Illustrations

    Illustration—Main for Serial Codes AMT and AMS Assemble tube assembly (2) into motor assembly (1) and handle assembly (8), ensuring dyed tube is installed into ports denoted with a “P”. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 27: Illustrations

    Illustration—Main for Serial Codes GLZ and GLY Assemble tube assembly (2) into motor assembly (1) and handle assembly (8), ensuring dyed tube is installed into ports denoted with a “P”. Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 28 Long-Reach Chain Saws (Foam-filled) Illustration—Motor Assembly for Serial Codes AMT and AMS Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 29 Long-Reach Chain Saws (Foam-filled) Illustration—Motor Assembly for Serial Codes GLZ and GLY Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 30 Long-Reach Chain Saws (Foam-filled) Illustration—Handle for All Serial Codes 43, 44, 46 Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...

  • Page 31: Parts List

    O-ring, .437 x .562 x .062–90 ......2 O-ring, .875 x 1.00 x .062–70 ......1 54819 90548191 Retaining ring, .875" ..........1 41297 50412971 Retaining ring, .625" ..........1 Greenlee / A Textron Company 4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070...
  • Page 32 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...

This manual is also suitable for:

Lrf 88

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