Bush Hog 3545 Operator's Manual
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Bush Hog 3545 Operator's Manual

Bush hog compact loader user manual
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BUSH HOG
®
Front End Loaders
3545 / 4045 / 5045 / 6045
Operator's Manual
ASSEMBLY ● OPERATION ● MAINTENANCE
707
$4.00
50048390

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Summary of Contents for Bush Hog 3545

  • Page 1 BUSH HOG ® Front End Loaders 3545 / 4045 / 5045 / 6045 Operator’s Manual ASSEMBLY ● OPERATION ● MAINTENANCE $4.00 50048390...
  • Page 2 If your manual should become lost or destroyed, Bush Hog will be glad to provide you with a new copy. Order from Bush Hog, P. O. Box 1039, Selma, Alabama 36702-1039. Most of our manuals can also be downloaded from our website at www.bushhog.com.

  • Page 3: Table Of Contents

    It is the Retail Customer’s responsibility to deliver the product to the authorized Bush Hog Dealer, from whom he purchased it, for service or replacement of defective parts which are covered by warranty. Repairs to be submitted for warranty consideration must be made within forty-five (45) days of failure.

  • Page 4: Warranty

    2. If the unit has been subjected to misapplication, abuse, misuse, negligence, fire or other accident. 3. If parts not made or supplied by Bush Hog have been used in connection with the unit, if, in the sole judge- ment of Bush Hog such use affects its performance, stability or reliability.

  • Page 5: Dealer Preparation Check List

    THIS CHECK LIST TO REMAIN IN OPERATOR’S MANUAL It is the responsibility of the dealer to complete the procedures listed above before delivery of this implement to the customer. 3545 / 4045 5045 / 6045 Use the Operator’s Manual as a guide. CAUTION...

  • Page 6: Safety Alert Symbols

    Safety Alert Symbol Signal Words Safety Signs The signal words DANGER, WARNING, AND CAUTION are used on the equipment safety signs. These words are intended to alert the viewer to the existence and the degree of hazard seriousness. White letters on RED Black letters on ORANGE Black letters on YELLOW This Safety Alert Symbol means: “ATTENTION! BECOME ALERT!

  • Page 7: Important Safety Precautions

    IMPORTANT SAFETY PRECAUTIONS This symbol is used to call attention to safe- ty precautions that should be followed by the operator to avoid accidents. When you see this symbol, carefully read the message that follows and heed its advice. Failure to comply with safety precautions could result in death or serious bodily injury.

  • Page 8: Operating The Loader

    SAFETY PRECAUTIONS CONTINUED 10. Before disconnecting hydraulic lines, relieve all hydraulic pressure. 11. Do not tamper with the relief valve setting. The relief valve is pre-set at the factory. Changing the setting can cause overloading the loader and tractor and serious operator injury may result. 12.

  • Page 9: Federal Laws & Regulations

    IMPORTANT FEDERAL LAWS AND REGULATIONS* CONCERNING EMPLOYERS, EMPLOYEES AND OPERATIONS. *(This section is intended to explain in broad terms the concept and effect of the following federal laws and regulations. It is not intended as a legal interpretation of the laws and should not be considered as such). U.S.

  • Page 10: Introduction & Description

    Cross Tube Bucket 1-1 INTRODUCTION We are pleased to have you as a Bush Hog cus- tomer. Your Front End Loader has been carefully designed to give maximum service with minimum down time. This manual is provided to give you the...
  • Page 11 Lowering Time - Full Height to Ground Bucket Dumping Time - Full Rollback to Full Dump Bucket Rollback Time - Full Dump to Full Rollback Tractor HP Range Based On Tractor Hydraulic System: Pressure Flow 3545 120” 110” 90” 23” 45° 77 in. 25° 3.5 in.

  • Page 12: Loader Mounting & Dismounting

    LOADER MOUNTING AND DISMOUNTING 2-1 PREPARING TRACTOR CAUTION TRACTORS THAT HAVE MOVABLE AXLES MUST BE SET FORWARD IN THE LONG WHEEL- BASE POSITION AS SHOWN IN FIGURE 2-1 TO PREVENT EXCESSIVE LEVERAGE BEING EXERTED ON THE TRACTOR FRAME. FAILURE TO DO SO CAN RESULT IN PERSONAL INJURY AND EQUIPMENT DAMAGE.
  • Page 13 C. Check that lift cylinders are fully retracted. Figure 2-3. Then drive tractor forward. Use bucket cylinders to position height of outer pedestal top pin. Figure 2-4. Figure 2-4 Outer Pedestal Top Pin D. Align outer pedestal top pin with mounting bracket guide post on both sides.

  • Page 14: Dismounting Loader

    2-3 DISMOUNTING LOADER CAUTION ALWAYS PARK LOADER WITH MATERI- AL BUCKET OR AUTHORIZED BUSH HOG ATTACHMENT ATTACHED TO THE LOADER. CAUTION BEFORE LEAVING THE TRACTOR SEAT, LOWER ATTACHMENT OR LOADER BOOM TO GROUND, STOP ENGINE, LOCK BRAKES, RELIEVE HYDRAULIC PRESSURE, AND REMOVE KEY. CAUTION DO NOT STAND, WALK, OR WORK UNDER A RAISED LOADER OR ATTACHMENT...

  • Page 15: Operating Instructions

    IMPORTANT To avoid hydraulic hose damage, be alert and make sure hoses do not catch on trac- tor and/or loader during mounting or dis- mounting. Figure 2-11 Preparing To Disconnect Hydraulics OPERATING INSTRUCTIONS 3-1 GENERAL SAFETY Only qualified people familiar with this operator’s manual should operate this machine.

  • Page 16: External Loader And/Or Tractor Valve

    Figure 3-2. Figure 3-2 3-7 NEUTRAL POSITION The loader external valve provided by Bush Hog has a “neutral position” which prevents movement of the loader or attachment. When the control handle is manually released from the work position, the valve spool will return to the neutral position.

  • Page 17: Removing Air From Hydraulic System

    CAUTION BEFORE LEAVING THE TRACTOR SEAT, LOWER ATTACHMENT OR LOADER BOOM TO GROUND, STOP ENGINE, LOCK BRAKES, RELIEVE HYDRAULIC PRES- SURE, AND REMOVE KEY. IMPORTANT Always keep the cylinders in a retracted position when the loader is not in use to guard against rust and contamination which may cause dam- age to the cylinder rods and hydraulic system.
  • Page 18 FILLING THE BUCKET Approach and enter the pile with a level bucket. Loaders with 1-lever control, ease lever back and toward you to lift and rollback the bucket. Loaders with 2-lever controls, ease both levers back to lift and rollback the bucket. The lift and rollback of the bucket will increase effi- ciency because...
  • Page 19 CARRYING THE LOAD Position the bucket as low as possible below the level of the tractor hood for maximum stability and visibility, whether the bucket is loaded or empty. Use extreme caution when operating the loader on a slope and keep the bucket as low as possible. This keeps the bucket and tractor center of gravity low and will provide maximum tractor stability.
  • Page 20 OPERATING WITH FLOAT CONTROL During hard surface operation, keep the bucket level and put the lift control in the float position to permit the bucket to float on the working surface. If hydraulic down pressure is exerted on the bucket, it will wear faster than normal.
  • Page 21 PEELING AND SCRAPING 6” Use a slight bucket angle, travel forward, and hold the lift control forward to start the cut. Make a short, angle cut approximately 6” deep and break-out cleanly. With the bucket level, start a cut at the notch approx- imately 2”...

  • Page 22: Bale Spear Operation

    Do not use front end loaders for handling large heavy objects such as logs or oil drums. Handle large round hay bales only when loader is equipped with Bush Hog Bale Spear Attachment. Handling large heavy objects can be extremely dangerous due to: ★...

  • Page 23: Fork Lift Operation

    3-16 FORK LIFT OPERATION WARNING TO AVOID SERIOUS INJURY OR DEATH: ★ NEVER LIFT LARGE ROUND HAY BALES OR OTHER LOADS ON THE FORK LIFT ATTACHMENT THAT COULD ROLL BACK ONTO TRAC- TOR OPERATOR AREA. ★ NEVER USE FORK LIFT ATTACH- MENT LIFT PEOPLE.

  • Page 24: Skid Steer Quick Hitch Operation

    3-18 SKID STEER QUICK HITCH OPERATION The quick hitch (Figure 3-6) is designed to allow easy mounting and dismounting of skid steer attachments from loader. With attachment on flat, level surface, mount as follows: Tilt quick hitch slightly forward at top and slowly drive into attachment.

  • Page 25: Iv Maintenance

    4-1 MAINTENANCE CHECK LIST Perform scheduled maintenance as outlined below. Lower machine to ground, turn off tractor, and set parking brake before doing maintenance inspections or work. All bolts should be torqued as recommend- ed in torque chart unless otherwise indicated. WARNING LOADER HYDRAULIC SYSTEM FAILURE.

  • Page 26: Hydraulic System Pressure Requirements

    Do not exceed 3000 psi as this will damage components possibly causing serious injury. The Bush Hog control valve is pre-set at the factory and should not be adjusted. 4-4 TROUBLESHOOTING Troubleshooting procedures are listed in Table 4-1.
  • Page 27 Use float position provided on valve. Refer to plumbing diagrams in Section V. See your tractor manual for proper adjust- ment or Bush Hog dealer for loader valve. (3000 PSI is maximum pressure relief setting recommended) Install closed center plug on optional valve.

  • Page 28: Assembly

    BEFORE OPERATING THE EQUIPMENT, IF YOU HAVE ANY QUESTIONS REGARDING THE PROPER ASSEMBLY OR OPERATION, CON- TACT YOUR AUTHORIZED BUSH HOG DEALER OR REPRESENTATIVE. EQUIP YOUR TRACTOR WITH A ROPS CAB OR FRAME FOR YOUR PROTECTION. SEE...

  • Page 29: Tractor Ballast

    5-2 TRACTOR BALLAST CAUTION TO HELP PREVENT ROLLOVER, USE REC- OMMENDED REAR TRACTOR BALLAST AND WIDEST WHEEL SETTINGS TO MAXI- MIZE STABILITY. SEE YOUR TRACTOR OPERATOR’S MANUAL FOR RECOMMEN- DATIONS. Tractor weignt bracket may be left in place on cer- tain tractor models with loader mounted.

  • Page 30: Fork Lift Option

    5-6 FORK LIFT OPTION Raise the positioning lock pins at the top of each fork. Place fork in the middle of the frame over the notch in the lower edge. Slide forks to desired posi- tions and lower pins to lock forks in place. 5-7 BALE SPEAR OPTION Insert long spear into top of frame and fasten with eccentric nut as shown.

  • Page 31: Optional Bucket Items

    5-8 OPTIONAL BUCKET ITEMS ASSEMBLY 1/2 x 1-1/2” Bolt, Lockwasher & Nut DIGGING TEETH 3/8 X 2-1/2” Bolt, Lockwasher & Nut TINE TEETH SPILL GUARD ATTACHMENT 1. Place spill guard on bucket & center. SPILL GUARD 2. Mark hole centers for attaching fasteners. Allow clearance for side cutting edges on bolts in side plates if necessary.

  • Page 32: Torque Specifications

    U se 8 5 % o f th e sp e ci- fie d to rq u e va lu e s fo r lu b rica te d fa ste n e rs. Proper toque for American fasteners used on Bush Hog equipment. Recommended Torque in Foot Pounds (Newton Meters).*...

  • Page 33: Safety Decals

    To promote safe operation, Bush Hog supplies safety decals on all products manufactured. Because damages can occur to safety decals either through shipment, use or reconditioning, Bush Hog will, upon request, provide safety decals for any of our products in the field at no charge. Contact your authorized Bush Hog dealer for more information.
  • Page 34 WALVOIL VALVE MOUNTING INSTRUCTIONS 50051735 & 50051736 SINGLE HANDLE VALVE KITS HYDRAULIC ATTACHMENT FOR 3545, 4045, 5045, 6045 LOADERS (See Page 2 for Valve Mounting Instructions) THE LOADER CAN FALL FROM HYDRAULIC SYSTEM FAILURE. TO AVOID SERIOUS INJURY OR DEATH, SECURELY SUPPORT LOADER BEFORE WORKING UNDERNEATH.
  • Page 35 Closed Center ( See Note 1 Below ) Note 1: Use two (25H49867) 156” (5045, 6045) Hydraulic Hoses with 50051735 Single Handle. Use two (25H50266) 120” (3545, 4045) Hydraulic Hoses with 50051736 Single Handle. Single Handle Controls shown. Color Code Yellow...
  • Page 36 VALVE STAND ASSEMBLY INSTRUCTIONS Note: Must be mounted to Loader Bracket before mounting Loader to Bracket. Mount Plate to Loader Bracket (Top Hole) (1) 1/2” x 2-3/4” Capscrew (1) 1/2” Lockwasher (1) 1/2” Hex Nut Mount Plate to Loader Bracket (Bottom Hole) (1) 1/2”...
  • Page 37 50051735 SINGLE HANDLE VALVE KIT PART NUMBER QTY. PART NAME 50041053... 1...Valve Stand Assembly 50051731... 1...80” Hose Assembly (Blue) 50051734... 1...80” Hose Assembly (Yellow) 50051733... 1...80” Hose Assembly (Red) 50051732... 1...80” Hose Assembly (Green) 50041057... 2...Hydraulic Hose Ass’y (156”) 50041055... 1...Single Handle Valve Mnt Ass’y 25H47571...5...Cable Tie 50051652...
  • Page 38 BUSH HOG L.L.C. (See Page 2 for Mounting Instructions) WARNING...
  • Page 39 Assemble the mount to the support tube and handle to the support tube (refer to Fig. 1). Leave all fasteners snug but not tight. position the assembly on the area of the floor board chosen and adjust the assembly to be sure the operator has complete and comfortable access to the control handle.
  • Page 40 Attach the support mount to the floor board with (4) washers, ” lockwashers and Attach the control cables to the control handle body (Refer to Fig. 2). Remove the rubber boot from the control handle body. Insert the end of the cable into the control handle body enough to align the clevis on the end of the cable tab on the handle.
  • Page 41 Rotate the valve ends of the cables through the notch at the bottom of the support tube and through the large hole in the support mount and floor board of the tractor. Attach the sup- port tube to the support mount as shown in Fig. 1. (NOTE: Take care to not cut cable cov- ering on sharp edges and be sure cable routing will not cause binding when attached to the valve).
  • Page 42 Install joint to the cable end and snug up the jamb nut. Connect the cable to the control valve spools (Refer to Fig. 3 for correct location of cables to spools). Place joint in slot on end of spool and place pin in hole. Place “O” ring in inset of valve around spool and run cap up on threads of cable end.
  • Page 43 NOTE: This valve is set for a open center tractor hydraulic system. If tractor has a closed center system a closed center plug must be installed. Remove the open center plug in valve. Install the closed center plug furnished with the valve (Refer to Fig. 6). Tighten all fittings and connections and install proper fitting to the supply and return lines at the rear of the tractor and connect to the tractor.
  • Page 44 50051730 CABLE CONTROL VALVE KIT PART NUMBER QTY. PART NAME 50051669... 1...68” Hose Assembly (Green) 50051670... 1...68” Hose Assembly (Red) 50051671... 1...68” Hose Assembly (Yellow) 50051672... 1...68” Hose Assembly (Blue) 50041056... 2...Hydraulic Hose (120”) 50041068... 1...Cable Control Valve Ass’y 50020851... 1...Control Handle 50020540...
  • Page 45 Bush Hog optional control valve to the tractor hydraulics without using the remote controlled outlets on the tractor. It’s purpose is to protect the normal return port of the Bush Hog valve from back pressure.
  • Page 46 WALVOIL CABLE CONTROL VALVE WARNING When loader hydraulics are disconnected from tractor hydraulics, hoses A & B must be con- nected to complete tractor hydraulic circuit. FAILURE TO DO THIS WILL CAUSE SERIOUS DAMAGE TO TRACTOR HYDRAULICS SYSTEM. These hoses to be furnished by dealer.
  • Page 47 STANDARD WALVOIL VALVE WARNING When loader hydraulics are disconnected from tractor hydraulics, hoses A & B must be con- nected to complete tractor hydraulic circuit. FAILURE TO DO THIS WILL CAUSE SERIOUS DAMAGE TO TRACTOR HYDRAULICS SYSTEM. These hoses to be furnished by dealer.
  • Page 48 Sept. -05 Instruction Sheet No. 25H46344...

  • Page 49: Assembly Instructions

    50051690 SELF LEVELING VALVE BUNDLE BUSH HOG 3545, 4045, 5045 & 6045 MID MOUNT FRONT END LOADERS (2) 5/16” x 2 1/2” capscrew Gr.5 (2) 5/16” lockwasher (2) 5/16” hex nut 7/8” ORB male to 3/4” JIC male 90° elbow 3/4”...
  • Page 50 A-Attach to metal line on mainframe that is connected to the Base End of the lift cylinder (color code blue) using a 68” hydraulic hose and adapter provided in kit. B-Attach to control valve at port that controls Base End of the lift cylinder, (color code blue). C-Attach to metal line on mainframe that is connected to the Rod End of the lift cylinder (color code red) using a 68”...
  • Page 51 68’’Hoses in Kit (4) Unions 3/4” JIC male Rod End Rod End Base Base Base Base FRONT Rod End Rod End...
  • Page 52 ADJUSTMENT Since the same self-level valve is used on different Bush Hog loaders, adjustment of the valve may be required when installed on one particular loader or the other to obtain a preferred performance. There are two separate adjustment screws, one for the raising mode and one for the lowering mode.
  • Page 53 MOUNTING INSTRUCTIONS FOR 24H49871 GRAPPLE ATTACHMENT ® BUSH HOG P.O. BOX 1039 • SELMA, AL 36702-1039...
  • Page 54 ® BUSH HOG P.O. BOX 1039 • SELMA, AL 36702-1039...
  • Page 55 PART NUMBER QTY. PART NUMBER QTY. 24H49871 GRAPPLE ATTACHMENT PART NAME 24H49885 BAG OF HARDWARE PART NAME...
  • Page 56 P.O. Box 1039 Selma, AL 36702-1039 ● Telephone (334) 874-2700 www.bushhog.com ●...

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