Greenlee Fairmont H4645 Operation, Service And Parts Manual
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Greenlee Fairmont H4645 Operation, Service And Parts Manual

Greenlee Fairmont H4645 Operation, Service And Parts Manual

Rail cut-off saw
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OPERATION, SERVICE AND PARTS
INSTRUCTION MANUAL
H4645/48600
RAIL CUT-OFF SAW
Read and understand this material before
operating or servicing this equipment. Failure
to understand how to safely operate this tool
could result in an accident causing serious
injury or death. This device should only be
operated by qualified personnel.
10/96
999 1724.6 REV 2
© 1996 Greenlee Textron Inc.

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Summary of Contents for Greenlee Fairmont H4645

  • Page 1 Failure to understand how to safely operate this tool could result in an accident causing serious injury or death. This device should only be operated by qualified personnel. 10/96 999 1724.6 REV 2 © 1996 Greenlee Textron Inc.

  • Page 2: Table Of Contents

    H4645 Rail Cut-Off Saw Parts List ... 21-22 APPENDICES Appendix A - SAE J1273 May 1986 ... 23-24 Additional or replacement manuals may be obtained from your Greenlee Fairmont dealer. When tool is received, complete the following record: SERIAL NUMBER: ____________________________...

  • Page 3: Operation - H4645 Rail Cut-Off Saw Safety Information

    Safety is a critical factor in the design of Greenlee Fairmont equipment. The best program starts with a safety-conscious operator. The information highlighted in this bulletin describes operating practices for the benefit of the workers who will use our equipment in their daily jobs.
  • Page 4 Failure to observe this warning may result severe injury. Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw • The owner of this tool must be certain that all users of this tool are adequately trained to safely use this tool in compliance with appropriate industrial codes or standards.

  • Page 5: Description

    Description The Greenlee Fairmont H4645 Rail Cut-Off Saw is used for cutting rail to facilitate track repair. The single lever on the base clamp is provided to give quick, simple and accurate rail saw set up when clamping to the rail.

  • Page 6: Specifications-Tool

    200 psi (13.8 bar) is the maximum agreed standard back pressure for the Hydraulic Tool Manufacturers Associa- tion (HTMA). Greenlee Fairmont tools will operate satisfactorily at this standard. 1. Maximum hydraulic fluid temperature must not exceed 140 F (60 C) at the maximum expected ambient tempera- ture.

  • Page 7: Recommended Hydraulic Fluids

    @ 210 F (99 C) ... 40 minimum Flash Point ... 340 F (170 C) minimum Pour Point ... -30 F (-34 C) minimum Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw Figure 2 Hydraulic Schematic...

  • Page 8: Hoses And Fittings

    Failure to observe these warnings could result in over-pressurizing the system causing severe injury to operator or bystanders. Hose assemblies and quick connect couplers are available from Greenlee Fairmont as accessories. SEE BULLETIN ON GREENLEE FAIRMONT NO-DRIP COUPLERS AND HOSES. CONTACT AUTHORIZED GREENLEE FAIRMONT DISTRIBUTOR.

  • Page 9: Setup Instructions

    2. Tighten clamp screw until it grips the side of the rail head. WING CLAMP/ARM ASSEMBLY Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw Figure 3 Connect Powerhead to Clamp and Arm Assembly 1. Remove wing nut from pivot bolt on powerhead.
  • Page 10 Note: An abrasive cutting wheel is not sold as part of the Greenlee Fairmont Rail Cut-Off Saw, but must be purchased separately by the user of the tool. Before mounting an abrasive cutting wheel, inspect it for damage.
  • Page 11 Failure to observe this warning could result in severe injury or death. Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw Figure 6 4455 Boeing Dr., Rockford, IL 61109-2988 815/397-7070...

  • Page 12: Operating Instructions

    7. Allow wheel to spin up to speed before cutting. 8. Cut using a rocking motion. This prevents localized overheating of the rail and reduces wear on cutting wheel. Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw Pivot Function Cutting from opposite side of rail: 1.

  • Page 13: Troubleshooting

    Maintenance The life of your Greenlee Fairmont hydraulic tool will be extended with proper care and handling. The preven- tative maintenance checks listed below are suggested on a regular basis and whenever needed. Daily: • The operator should wipe all exposed surfaces clean of dirt and foreign material.
  • Page 14 Troubleshooting (cont’d) PROBLEM Tool inoperative. Tool operates erratically. Tool operates slowly. Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw PROBABLE CAUSE Tool connected to improper power source hydraulic system (Open-Center or Closed-Center). No hydraulic fluid in system or fluid level low.
  • Page 15 Troubleshooting (cont’d) PROBLEM Tool operates slowly. (cont.) Tool operates too fast. Tool feels hot. Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw PROBABLE CAUSE Hydraulic fluid level low. Hydraulic fluid viscosity too heavy. Tool components loose.
  • Page 16 Tool operates continuously. Tool operates backwards. Power source operates but lacks power or cutting wheel does not rotate. Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw PROBABLE CAUSE Tool components loose. Tool components worn or damaged.

  • Page 17: Disassembly Procedure

    O-rings. Use a rolling motion, and apply hydraulic fluid to ease removal of O-rings if necessary. Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw Clamp Base and Pivot Arms 1.

  • Page 18: Inspection

    Replace if necessary. 5. Outer Flange (16): Be sure pin (75) is properly installed in flange. Replace if necessary. Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw Assembly When assembling parts refer to the Parts illustrations for correct placement and orientation of parts.
  • Page 19 2. Install bolt (22) in valve handle (11). Connect hoses (9 & 10), valve fittings (22) and motor fitting (23). 3. Connect the whip hoses (1) to the valve handle (11). Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw Clamp Base and Pivot Arm 1.

  • Page 20: Exploded View

    H4645 Rail Cut-Off Saw Exploded View Greenlee Textron Inc. / Subsidiary of Textron Inc. 4455 Boeing Dr., Rockford, IL 61109-2988 815/397-7070...

  • Page 21: H4645 Rail Cut-Off Saw Parts List

    41819 54631 54632 54633 54634 54635 50221 50308 50521 Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw PART NO. DESCRIPTION 112350 Hose Assembly ... 2 127927 Wing Nut ... 1 48574 Guard, Blade (includes decal) ... 1 48578 Handle Weldment ...

  • Page 22: H4645 Rail Cut-Off Saw Parts List

    H4645 Rail Cut-Off Saw Parts List (cont’d) UPC NO. 78-3310- 50639 51656 52112 54000 41778 41779 41834 40916 40926 41114 41547 54630 41493 16182 48626 41499 52791 43854 48687 51121 48808 Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw PART NO.

  • Page 23: Appendix A - Sae J1273 May 1986

    Additional caution must be observed in hose selec- tion for gaseous applications. Greenlee Textron Inc. / Subsidiary of Textron Inc. H4645 Rail Cut-Off Saw 2.5 Size - Transmission of power by means of pressur- ized fluid varies with pressure and rate of flow.
  • Page 24 Note: Avoid potential hazardous area while testing. Greenlee Textron Inc. / Subsidiary of Textron Inc. Fax (24 Hour) Customer Center: 800/451-2632 • 815/397-1865 4. MAINTENANCE...

This manual is also suitable for:

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