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BACKHOES
®
BUSH HOG, L.L.C.
Operator’s Manual
MODELS 2165 / 2175 / 2185 / 2195
ASSEMBLY • OPERATION • MAINTENANCE
$4.00
703 50033329
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CONGRATULATIONS! You have invested in the best implement of its type on the market today. The care you give your Great Bend implement will greatly determine your satisfaction with its performance and its service life. We urge a careful study of this manual to provide you with a thorough understanding of your new implement before operating, as well as suggestions for operation and maintenance. If your manual should become lost or destroyed, Great Bend will be glad to provide you with a new copy.
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BACKHOES Operator’s Manual TABLE OF CONTENTS SECTION/PARA PAGE SECTION/PARA PAGE Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Tooth Replacement 15 Dealer Preparation Check List . . . . . . . . . . . . . 3 Lubrication 15 Safety Procedures. . . . . . . . . . . . . . . . . . . . . . 5 Removal / Storage 16 Stabilizer Pads 17 Federal Laws and Regulations. . . . . . . . . . . . . 7 Hydraulic Trouble Shooting 17 General Operation. . . . . . . . . . . . . . . . . . . . . . 8 Val
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Great Bend LIMITED WARRANTY ✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯ Great Bend / Bush Hog L.L.C., warrants to the original purchaser of any new Great Bend equipment, purchased from an authorized Great Bend dealer, that the equipment be free from defects in material and work- manship for a period of one (1) year for non-commercial, state, and municipalities’ use and ninety (90) days for commercial use from date of retail sale. The obligation of Great Bend / Bush Hog L.L.C. to the purchaser under this war
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DEALER PREPARATION CHECK LIST 2165, 2175, 2185 and 2195 BACKHOES BEFORE DELIVERING MACHINE - The following check list should be completed. Use the Operator’s Manual as a guide. ❑ Machine properly assembled. ❑ All safety decals readable (See decal page). ❑ All bolts tightened to torque specifications given in the torque chart. ❑ Machine operates properly. ❑ Operator’s manual has been delivered to owner and he has been instructed on the safe and proper use of the backhoe. Dealer’s Signature CAUTI
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Safety Alert Symbol This Safety Alert Symbol means: “ATTENTION! BECOME ALERT! YOUR SAFETY IS INVOLVED!” This symbol is used to call attention to safety 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 safe- ty precautions could result in death or serious bodily injury. Safety Signs Signal Words The signal words DANGER, WARNING, AND CAUTION are used on the equipm
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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 serious bodily injury. In addition to the design and configuration of equipment, hazard control and accident prevention are dependent upon the awareness, concern, prudence and proper training of per
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SAFETY PRECAUTIONS CONTINUED 12. DO NOT dig under stabilizers or tractor backhoe. Soft ground or sandy soil can cause cave-ins. 13. KEEP BUCKET away from the stabilizer area to avoid possible stabilizer damage. 14. ALWAYS swing bucket uphill to dump when on a hillside and keep loaded bucket low. 15. SET BRAKES and block wheels when operating on hills and banks to avoid dangerous runaway. 16. WATCH for overhead wires. DO NOT touch wires with any part of the backhoe. 17. NEVER allow a person to wo
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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. Public Law 91-596 (The Williams-Steiger Occupational Safety and Health Act of 1970) OSHA This Act Seeks: “...to assure so far as possible every working man and woman in the nation safe and
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GENERAL OPERATION Figure 1 Dipper-Stick Swing CAUTION Lock Pin Location To avoid possible injury, observe the following safety rules BEFORE OPERATING the backhoe: Bucket 1. BE SURE area is clear of Link underground utilities or other hazards. Boom 2. POSITION barricade around work area. 3. PROVIDE adequate front end weight to Boom Transport counter-balance tractor at Lock Pin Location all times. 20% of the total tractor, loader and back- hoe weight must be on the Bucket tractor front axle. 4. Ke
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Figure 3 Safety Locks Figure 3a Lock Pins Storage Tubes Swing Lock Pin Boom Transport Lock Pin SWING LEFT AND RAISE the boom by moving the In general, the direction of movement of a control control lever back and to the left. lever corresponds to the movement of the operating member. SWING RIGHT AND LOWER the boom by moving the lever forward and to the right. OPERATING THE BACKHOE SWING RIGHT AND RAISE the boom by moving the CAUTION lever back and to the right. To avoid possible injury, observe
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Location: Back Of Control Panel It is not difficult to become an efficient operator. operator to save time in clearing the excavation. Control lever operating decal is located on back of the This dual operation of controls will speed and simplify control console. Study this decal. It will assist you in the digging operation. Normally the two or more becoming familiar with the controls. movements will not be equal or even simultaneous, but as the pressure within the cylinders changes, and Smooth,
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4. USE accessory lights and SMV emblem when trav- CAUTION eling on highways. To avoid possible injury, observe the following safety rules when transporting the backhoe: Before leaving backhoe operator’s seat, position the backhoe for transport by raising boom, crowding dip- 1. ALWAYS engage safety locks as shown on Figs. 1 perstick in, swinging to center and raising the stabiliz- and 3 when transporting backhoe. ers. 2. TRAVEL SLOWLY over rough terrain, on hillsides, When transporting for long d
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General Operations As the pile is approached, dump the bucket. When the bucket is empty, the dipperstick and bucket are in position FILLING THE BUCKET to resume digging upon return to the trench. Control the bucket attitude throughout the digging cycle to IMPORTANT: Avoid constant jarring or hammering-type keep teeth at the proper angle for best penetration. This will contact between the spoil pile and the loaded bucket, as this minimize dragging and scraping the bucket through the may cause pre
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General Operations MISCELLANEOUS When finishing straight walls or bellholes in sandy soil, use a platform under the rear tires and the stabilizers. The plat- SIDE SLOPE EXCAVATING OR TRENCHING form distributes the load over a larger area and lessens the Dig with the backhoe uphill whenever possible. possibility of a cave-in. The platform also tends to keep the unit from creeping rearward if hard digging is encountered. FINISHING STRAIGHT WALLS Level the backhoe on slopes with the stabilizers to
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fully several times to purge the system of air. SERVICE Hydraulic System Hoses Oil leaks in the pressure side of the system can be CAUTION located by carefully inspecting the external area of the To avoid possible injury, observe the following hoses and fittings. safety rules WHEN SERVICING the backhoe: Check the return side of the system for leaks by 1. ENGAGE safety locks as shown in Figures 1 & 3 examining the oil in the reservoir. If air is being drawn before servicing the backhoe. into the
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TOOTH REPLACEMENT LUBRICATION IMPORTANT: Avoid excessive greasing. Dirt collects Bolt-On tooth points, when worn, can be replaced by removing the hardware that connects it to the cutting on exposed grease and increases wear greatly. After edge. Install new tooth and replace hardware if nec- greasing, wipe off excessive grease from fittings. essary. (Figure 5) Economical and efficient operation of the backhoe is Roll-Pinned tooth points, when worn, can be replaced by driving out the roll pin with
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REMOVAL FROM TRACTOR - STORAGE Figure 9 Backhoe Partially Extended Backhoe Fully Extended Blocking For Support CAUTION The backhoe is self-assisting during the installation and removal procedures. For removal and storage, Make sure tractor PTO is disengaged and engine follow these steps: shut off before disconnecting pump or hydraulic lines. 1. Install the swing safety lock pin as shown in a. On PTO pump self-contained systems, the pump Figures 1 and 3. should be removed from the PTO shaft. The
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Figure 10 STABILIZER PADS The backhoe is supplied with flip-over stabilizer feet as standard equipment. They are suitable for most backhoe work and generally are all that is ever required. However, foot pad kits are available as options. These kits bolt to the standard feet and increase the versatility of the backhoe. See Figure 10. Hydraulic Trouble Shooting WARNING The trouble shooting material presented in this sec- Escaping hydraulic / diesel fluid under pressure tion is offered as a guide t
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TROUBLESHOOTING (Continued) Problem Cause Correction Machine loses power after Diverter valve on prime move Diverter valve may need rebuilding or operating satisfactorily leaking or bypassing oil internally replacing. initially through valve to reservoir Excessive back pressure Relieve condition. Restriction may be from outlet to reservoir. Relief valve setting in backhoe Relief pressure will have to be checked control valve too low or defective and corrections made. Backhoe system pressure is
