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EVH MFG HARDEE LR50148 Operator And Maintenance Manual

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MANUAL P/N 24550
OPERATOR'S AND MAINTENANCE MANUAL
WITH PARTS LISTING
Long Reach Mower
Model: LR50148
FOR SERIAL #s STARTING
WITH 13511
DANGER
RELEASED 08/14/17
Read this manual and the manual for
your tractor carefully to acquaint yourself
with both machines before operating!
4895 RED BLUFF RD LORIS, SC 29569 (843) 756-2555
www.hardeebyevh.com
evhmfg@hardeebyevh.com

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  • Page 1 MANUAL P/N 24550 OPERATOR’S AND MAINTENANCE MANUAL WITH PARTS LISTING Long Reach Mower Model: LR50148 FOR SERIAL #s STARTING WITH 13511 DANGER RELEASED 08/14/17 Read this manual and the manual for your tractor carefully to acquaint yourself with both machines before operating! 4895 RED BLUFF RD LORIS, SC 29569 (843) 756-2555 www.hardeebyevh.com evhmfg@hardeebyevh.com...
  • Page 2 MODEL NUMBER SERIAL NUMBER DATE OF PURCHASE Customer Pre-Operation Check List Reference Read, understand and follow the general safety rules listed in  Page 2 this manual. Check all shields and guards. Page 2 Cut driveshaft to the proper length for your tractor. Page 8 Add ballast to the rear tractor tires and space them six feet or ...

  • Page 3: Table Of Contents

    Hardee by EVH Table of Contents Section 1 Introduction Cylinder Speed To Our Customers Adjusting the Cylinder Control Valve Owner’s Responsibility Individual Cylinder Counterbalance Valves Purpose Of This Manual LR50148 Control Valve Port Listing Safety-Alert Symbol Control Valve Port Schematic Signal Words LR50148 Valve / Joystick Wiring Schematic Customer Assistance...

  • Page 4: Section 1 Introduction

    Section 1 Hardee by EVH Introduction To Our Customers If you need additional copies of this manual, please contact your local Hardee dealer or download a copy We at Hardee by EVH Manufacturing Company thank from our website at www.hardeebyevh.com. you for buying your new Long Reach Mower.

  • Page 5: Section 2 Safety Information

    Section 2 Hardee by EVH Safety Information General Safety Rules ground. Serious injury or death by crushing may occur in case of hydraulic failure. This section of your manual will address the safe operation of your new mower. We at Hardee strive to produce a machine that is both a quality product and DANGER safe to operate.

  • Page 6: Safety Decals

    Section 2 Hardee by EVH Safety Information Safety Decals To apply the replacement decals: Your Hardee mower ships with all safety decals in  Clean the surface to place the new decal. place. They are located in areas on the mower that Peel the decal away from the paper backing.
  • Page 7 Section 2 Hardee by EVH Safety Information Safety Decals, continued Warning – Rotating Components Deck Danger – Crushing Hazard Hitch Frame Warning – High Pressure Fluid Hazard Hitch Frame Deck Hitch Frame LR50148 Long Reach Mower...
  • Page 8 Section 2 Hardee by EVH Safety Information Safety Decals, continued Deck Linkage Deck Linkage Stage Boom Warning – Pinch Point Stage Boom Blade Rotation Deck Hitch Frame Danger – Crushing Hazard LR50148 Long Reach Mower...
  • Page 9 Section 2 Hardee by EVH Safety Information Safety Decals, continued Deck Danger – Keep Clear Danger – Electrocution, Falling and Crushing Hazard Hitch Frame Danger – Exposed Blades Deck 15852 – Red Reflector, Rear (Not Shown) 15853 – Yellow Reflector, Front Weight Box –...

  • Page 10: Section 3 Assembly And Installation

    Section 3 Hardee by EVH Assembly and Installation Component Identification and Terminology Weight Box Deck Flow Ezy Breather Motor Drive Housing Oil Tank Rubber Shielding Return Filter Stage (Reach) Boom Swing Cylinder Stage Cylinder Hitch Frame Lift Break-Away Swing Post Stage Cylinder Hose Guard Short Stand...

  • Page 11: Tractor Requirements

    Section 3 Hardee by EVH Assembly and Installation Tractor Requirements The Long Reach Mower you have purchased is designed for use with 90 horsepower; 4-wheel drive or 100 horsepower; 2-wheel drive and above tractors, equipped with a 540 RPM or 1000 RPM rear power take-off (PTO).

  • Page 12: Driveshaft Installation On Pto

    Section 3 Hardee by EVH Assembly and Installation Description of Operation Driveshaft Installation on PTO The LR50148 is set-up at the factory as a self- contained hydraulic system. This means that the WARNING mower pump powers ALL hydraulic functions. Never attempt any checks, repairs or adjustments with the tractor engine running or the PTO engaged.

  • Page 13: Tethered Grip With Micro-Joysticks

    Section 3 Hardee by EVH Tethered Joystick TETHERED GRIP WITH MICRO-JOYSTICKS 1W – DECK DOWN 2W – SWING LEFT 1E – DECK UP 2E – SWING RIGHT 1N – 1 STAGE BOOM UP 2N – 2 STAGE BOOM UP 1S – 1 STAGE BOOM DOWN 2S –...

  • Page 14: Section 4 Operation

    Section 4 Hardee by EVH Operation Instruction Operation Instructions Operating Environment During Operation Application Do's and Don'ts There are obvious and hidden potential hazards in operating this mower. REMEMBER! This machine is WARNING often operated in rough terrain conditions that include Ensure that all bystanders are clear of the mower gullies, holes, slopes and hidden obstructions.

  • Page 15: Using Your Mower

    Section 4 Hardee by EVH Operation Instruction Using Your Mower After you feel comfortable with the basic mower control, the next step is to start the blades. Getting Started  Hold lower left-hand button for (2) two seconds or You will need to spend some time getting the “feel” of unit LED turns red.

  • Page 16: Boom Breakaway

    Section 4 Hardee by EVH Operation Instruction The terrain and the kind of material being cut will Maximum Travel determine your ground speed. Remember that you will need to raise and lower the mowerhead to follow the Available Breakaway ground contour you are cutting. Boom Breakaway The LR50148 is designed with an automatic breakaway system to protect the mower booms.

  • Page 17: Unhook And Post Use Care

    Section 4 Hardee by EVH Operation Instruction Unhook and Post Use Care Before unhooking the tractor from your mower, always clean the unit thoroughly to remove any grass, mud or debris. This mower should always be stored on a hard level surface.

  • Page 18: Section 5 Maintenance

    Section 5 Hardee by EVH Maintenance Maintenance and Service Schedule Deck and Second Stage Boom Inject with heavy multi-purpose grease. This section is dedicated to the maintenance of the LR50148. As with any piece of equipment, the performance and life span depends on the proper operation and maintenance.

  • Page 19: Inspection And Replacement Of Blades

    Section 5 Hardee by EVH Maintenance Inspection and Replacement of Blades Checking the Mower Head Relief Valve The mowing blades on the Hardee mower are The LR50148 is equipped with a mowerhead relief designed and made to exact specifications and should valve that comes pre-set from the factory.

  • Page 20: Cylinder Speed

    Section 5 Hardee by EVH Maintenance CAUTION WARNING Never vary from the 2700-psi mowerhead pressure. While reading the gauge, be careful not to stand in an Failure to comply with this specification will cause area where inadvertent movement of the booms could severe hydraulic heat, loss of power and damage to trap or crush you.

  • Page 21: Lr50148 Control Valve Port Listing

    Section 5 Maintenance LR50148 CONTROL VALVE PORT LISTING Item Description Code Setting Torque Coil Nut EVH P/N 16262 Stem Solenoid Valve (Deck Cyl. Control) 25 ft lbs. 2.5 ft lbs. 16263 Coil 16262 Stem Solenoid Valve (II stg Boom Control) 25 ft lbs.

  • Page 22: Control Valve Port Schematic

    Hardee by EVH Section 5 Maintenance CONTROL VALVE PORT SCHEMATIC Guage Port LR50148 Long Reach Cutter...

  • Page 23: Lr50148 Valve / Joystick Wiring Schematic

    Section 5 Maintenance LR50148 Valve / Joystick Wiring Schematic Function Valve Port Coil Wire Color (+) Connector No. Handle Position Swing (Boom) Right A - Top White Right (E) Swing (Boom) Left A - Bottom White Left (W) 1st Stage Up B - Top White Up (N)

  • Page 24: Routine Maintenance Checklist

    Section 5 Hardee by EVH Maintenance Routine Maintenance Checklist Interval Item Comments Pump Drive Shaft • Pivot Points • Grease Fittings • Hydraulic Fluid Level • Blades • Change If Damaged Daily Or 10 Torque to Spec. on Blade Holder Hours Blade Bolts (Blade To Blade Holder) •...

  • Page 25: Section 6 Troubleshooting

    Section 6 Hardee by EVH Troubleshooting Troubleshooting Guide Hydraulic System, Blade System, Pump, Motor, Fluid Lines Problem Possible Cause Solution / Correction Cylinder Will Not Operate No Power To Joystick Repair / Replace Connections Fuse Blown Inside Lighter Plug Replace Fuse Joystick Not Connected To A 12-Volt Connect To 12-Volt Power Supply System...
  • Page 26 Section 6 Hardee by EVH Troubleshooting Troubleshooting Guide, continued Hydraulic System, Blade System, Pump, Motor, Fluid Lines Problem Possible Cause Solution / Correction Individual Cylinders Leak Down Blown Or Worn Cylinder Packing Repair / Replace Cylinder Relief Valve Will Not Adjust To Defective Or Worn Valve Seat Repair / Replace Relief Valve And Adjust Specifications...

  • Page 27: Fault Codes For Status Led

    Section 6 Hardee by EVH Troubleshooting Fault Codes for Status LED Blink Code Reason for Fault Corrective Action Left Joystick X axis Check Joystick and wires Voltage out of range Left Joystick Y axis Check Joystick and wires Voltage out of range Right Joystick X axis Check Joystick and wires Voltage out of range...

  • Page 28: Controller Diagram

    Section 6 Hardee by EVH Troubleshooting ___________________________________________________________________________________ ___________________________________________________________________________________ LR50148 Long Reach Mower...

  • Page 30: Oil Cooler Wiring Harness

    Section 6 Hardee by EVH Troubleshooting LR50148 Long Reach Mower...

  • Page 31: Section 7 Specifications

    Section 7 Hardee by EVH Specifications Summary of Specifications Model LR50148 Approximate Weight (lbs.) Approximately 3,085 lbs. - Ready To Mow 540 PTO – 15,210 ft/min with pump # 22758 Blade Tip Speed (ft/min) 1,000 PTO – 15,320 ft/min with pump # 22759 Blades Heavy 1/2”...

  • Page 42: Hydraulic Motor Housing Assembly

    Section 8- Replacement Parts Hydraulic Motor Housing EVH P/N 16579 Key # Part No. Description Key # Part No. Description Housing 16480 Set Screw Shaft 16491 Lip Seal-Output 15952 16488 Seal Protector 15953 Bearing 16580 Blade Hub 16492 Washer w/tang 15481 Nut, Hex Slotted 15965...

  • Page 48: Logo/Decal Replacement

    Section 8 Hardee by EVH Replacement Parts To apply the replacement decals: Logo Decals If the original decals applied to your mower at the  Clean the surface to place the new decal. factory become worn or damaged, you can order Peel the decal away from the paper backing.

  • Page 49: 10601 Driveshaft Breakdown

    Section 8- Replacement Parts...

  • Page 50: 11716 Driveshaft Breakdown

    6857 6/27/18...

  • Page 51: 11717 Driveshaft Breakdown

    11717 Driveshaft (1 3/8 - 21 Spline Yoke Both Ends) Key # Part # Description Key # Part # Description 15579 16708 Push Pin complete 1 3/8 21 yoke w/ swell pin cat 4 15900 16765 1 3/8 21 spline yoke tractor end Swell Pin Kit For 16708 11437 15804...

  • Page 52: Section 9 Reference

    Reference Hardee by EVH Bolt Torque Checking Bolt Torque NOTE: Bolt Torques shown are maximum The tables shown below give correct torque allowable values for ultimate safe working values for various bolts and capscrews. strength or external load-carrying capacity. Tighten all bolts to the torque specified in the The bolt torque are not applicable in cases chart unless otherwise noted.

  • Page 53: Torque Specifications

    Reference Hardee by EVH Torque Specifications for Fine Threads Bolt Torque Fine Thread SAE-2 SAE-5 SAE-8 Diameter LB-FT “A” LB-FT LB-FT 1/4” - 28 5/16” - 24 3/8” - 24 7/16” - 20 1/2” - 20 9/16” - 18 5/8” - 18 3/4”...

  • Page 54: Section 10 Warranty

    Warranty Hardee by EVH Hardee by EVH Manufacturing Co., LLC Hydraulic Mower Limited Warranty Hardee by EVH Manufacturing Co., LLC warrants its Hydraulic Mowers for one year or 350 hours (whichever comes first) to the original non-commercial, non-governmental, or non-municipal purchaser. For the original commercial, industrial, or municipal purchaser, the goods are warranted for 90 days or 350 hours (whichever comes first) to be free from defects in material or workmanship.

  • Page 55: Notes

    NOTES...
  • Page 56 EVH MANUFACTURING COMPANY, LLC 4895 RED BLUFF ROAD LORIS, SC 29569 PHONE: 843-756-2555 OR 1-888-990-2555 WWW.HARDEEBYEVH.COM INFO@HARDEEBYEVH.COM...

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