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ROTARY
MOWER
Operation, Service
& Parts Manual For
L-60-60-HD, L-72-60-HD,
& L-84-80-HD
June 2001
FORM: HD RotaryMowerBk.QXD

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Summary of Contents for Gearmore L-60-60-HD

  • Page 1 ROTARY MOWER Operation, Service & Parts Manual For L-60-60-HD, L-72-60-HD, & L-84-80-HD June 2001 FORM: HD RotaryMowerBk.QXD...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS Introduction ......1 Set-up Instructions ..... .2-3 Preparation &...
  • Page 3: Introduction

    INTRODUCTION We welcome you as an owner of a Gearmore mower. Please read the following instructions and refer to them when required: Inspect for damage and loose or missing parts. Make sure all fittings and drive components are secure. Lubrication (See Lubrication Section).
  • Page 4: Set-Up Instructions

    SET-UP INSTRUCTIONS L-60-60-HD Bolt the a-frame to inside of uprights and the lift arms to outside of uprights (Ref. #1 & 2). Leave bolts loose. Install lift arm brace (Ref. #3) to rear tailwheel a-frame using longer bolts supplied. Leave bolts loose.
  • Page 5 SET-UP INSTRUCTIONS L-72-60-HD & L-84-80-HD Bolt the clevis hitch brackets (Ref. #1) to the outside of the vertical frame and the a-frame uprights (Ref. #2) to the inside of the vertical frame. Leave bolts loose. Mount the rear braces (Ref. #3) to the inside of the rear mounting ear. Leave bolts loose.
  • Page 6: Preparation & Training

    PREPARATION READ THIS BEFORE OPERATING MOWER Know your controls and how to stop tractor engine and mower quickly in an emergency. READ THIS OPERATOR’S MANUAL AND THE MANUAL PROVIDED WITH YOUR TRACTOR. To avoid accident or injury, do not allow anyone to operate this equipment without proper instructions.
  • Page 7: Operational Safety

    OPERATIONAL SAFETY Guards and safety shields are for your protection. DO NOT operate equipment unless they are in place. Read and observe all safety decals on the tractor and mower (see page7). Always operate tractor PTO (power take-off) at recommended RPM (revolutions per minute).
  • Page 8 OPERATIONAL SAFETY Continued..Front tractor weights or front tire ballast should be used to enhance front end stability on small tractors. NEVER operate mower in raised position. Check to make sure PTO is properly connected and that the driveline is correct to prevent bottoming out or pulling apart during the full lift range of the hitch.
  • Page 9: Maintenance Safety

    MAINTENANCE SAFETY Support the mower with safety stands or blocks before working beneath it. Follow good shop practices: A. Keep service area clean and dry. B. Be sure electrical outlets and tools are properly grounded. C. Use adequate light for the job at hand.
  • Page 10: Mower Safety Decals

    MOWER SAFETY DECALS Keep all safety decals and signs clean and legible at all times. Replace safety decals and signs that are missing or have become illegible. (Contact Gearmore at 909.548.4848 for free replacement safety decals.) Page 8...
  • Page 11: General Maintenance

    Check blades to make sure they are securely fastened. When replacing or grinding blades, both blades must be replaced or re-ground at the same time to maintain the proper balance in the mower. Gearmore mowers are equipped with special heat-treated alloy steel blades. Use only Gearmore blades, substitutes may be dangerous.
  • Page 12: Troubleshooting

    TROUBLESHOOTING Excessive vibration Blades are not free to swing. Check bushings and movements of blades. Blades are out of balance. Check blades for damage or replace. Unusual noise Loose blade bolts or worn bushings. Tighten blade bolts, check bushings for wear and change as needed.
  • Page 13 MOWER ASSEMBLY L-60-60-HD REF# QTY. PART NO. DESCRIPTION 403001 Tire and Rim 403021 Tailwheel Fork 191100 Hub Assembly 403015 A-Frame, Tailwheel 310612 Adjustment Strap 184065 Gearbox 60 H.P. 310074 Lift Arm Braces 147248 PTO Driveline 403656 Lift Arm 500002 Lift Pin Cat. II...
  • Page 14: Mower Assembly

    MOWER ASSEMBLY L-72 & L-84 L-72 L-84 REF# QTY. QTY. PART NO. DESCRIPTION 403001 Tire and Rim 403021 Tailwheel Fork 191100 Hub Assembly 403567 Cross Axle Assembly 403569 Cross Axle Assembly 184065 Gearbox 60 H.P. 184080 Gearbox 80 H.P. 310619 Lift Arm Braces 310609 Lift Arm Braces...
  • Page 15: Gearbox Assembly

    60 HP GEARBOX ASSEMBLY L-60 & L-72 Page 13...
  • Page 16 60 HP GEARBOX ASSEMBLY L-60 & L-72 REF# QTY. PART NO. DESCRIPTION 131050 Spacer ” 185026 Input Gear 501110 1” Castle Nut 186015 Input Shaft LM603049 Bearing Cone LM603014 Bearing Cup 129020 Housing 185035 Output Gear Bearing Cup Bearing Cone 186022 Output Shaft 35X60X10...
  • Page 17 80 HP GEARBOX ASSEMBLY L-84 Page 15...
  • Page 18 80 HP GEARBOX ASSEMBLY L-84 REF# QTY. PART NO. DESCRIPTION 131035 ” Vented Pipe Plug 35X60X10 Seal Input ” Pipe Plug 129025 Endcap Input 124133 Gasket Input LM603014 Bearing Race Input LM603049 Bearing Input Spacer 185015 Gear Input 131025 Snap Ring 186040 Shaft Input 185035...
  • Page 19: Blade Carrier Assembly

    BLADE CARRIER ASSEMBLY REF# QTY. PART NO. DESCRIPTION 501002 Blade Bolt Assembly, Pair 190224 Blade L-60-60-HD 190230 Blade L-72-60-HD & L-84-80-HD 403041 Blade Carrier L-60-60-HD & L-72-60-HD 403033 Blade Carrier L-84-80-HD Page 17...
  • Page 20: Driveline

    PTO DRIVELINE 147248 REF# QTY. PART NO. DESCRIPTION 572050351 Yoke 1- " 6 Spline 41205 Cross Journal Kit #5 204056860 Yoke, Outer Tube 341053000 Roll Pin O.T. 125121200 Tube, Outer Drive 125091200 Tube, Inner Drive 341002000 Roll Pin I.T. 204056861 Yoke, Inner Tube 403000001 Pin Kit...
  • Page 21: Limited Warranty

    Our obligation shall be limited to repairing or replacement of any part, provided that such part is returned within thirty (30) days from date of failure to Gearmore through the dealer from whom the purchase was made, transportation charges prepaid.

This manual is also suitable for:

L-72-60-hdL-84-80-hd

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