95HD ® Backhoe Published 7/04 OPERATOR’S MANUAL Part No. F-3788 This Operator’s Manual is an integral part of the safe operation of this machine and must be maintained with the unit at all times. READ, UNDERSTAND, and FOLLOW the Safety and Operation Instructions contained in this manual before operating the equipment. nnnnnnnnn mmmmmnnnnnn Rhino 1020 S. Sangamon Ave. Gibson City, IL 60936 800-446-5158 email: parts@servis-rhino.com © 2004 Alamo Group Inc.
TO THE OWNER/OPERATOR/DEALER All implements with moving parts are potentially hazardous. There is no substitute for a cautious, safe-minded operator who recognizes the potential hazards and follows reasonable safety practices. The manufacturer has designed this implement to be used with all its safety equipment properly attached to minimize the chance of accidents. BEFORE YOU START!! Read the safety messages on the implement and shown in your manual.
TABLE OF CONTENTS SAFETY SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Safety Hazard Signal Words . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7 Safety Decals. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8 INTRODUCTION SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SAFETY SECTION Safety Section 1-1 © 2004 Alamo Group Inc.
SAFETY SAFETY SAFETY PRECAUTIONS Watch for overhead wires. Do not touch wires with any part of backhoe. Safety of the operator was a prime consideration in the design of this backhoe. Proper shielding convenient controls, simple adjustments and other safety features have been built into this backhoe. Never allow a person to work under a raised bucket. Never lift a person with backhoe. Do not use bucket as a battering ram. Always lower bucket to ground when not digging.
SAFETY PELIGRO! Si no lee Ingles, pida ayuda a alguien que si Io lea para que Ie traduzca las medidas de seguridad. Never operate the Power Unit or Implement until you have read and completely understand this Manual, the Power Unit Operators Manual, and each of the Safety Messages found in the Manual or on the Power Unit and Implement. Learn how to stop the Power Unit engine suddenly in an emergency.
SAFETY SAFETY DANGER! DANGER! Never allow children to operate or ride on the Power Unit or Implement. Do not mount the Power Unit while the Power Unit is moving. Mount the Power Unit only when the Power Unit and all moving parts are completely stopped. DANGER! Start the Power Unit only when properly seated in the Power Unit seat. Starting a Power Unit in gear can result in injury or death. Read the Power Unit operator's manual for proper starting instructions.
SAFETY DANGER! Do not operate this Equipment with hydraulic oil leaking. Oil is expensive and its presence could present a hazard. Do not check for leaks with your hand! Use a piece of heavy paper or cardboard. High- pressure oil streams from breaks in the line could penetrate the skin and cause tissue damage immediately by a physician knowledgeable and skilled in this procedure. DANGER! Transport only at safe speeds.
SAFETY SAFETY WARNING! Always read instructions carefully when and handling comply oil, fully solvents, with the cleansers, manufacturers and any other chemical agent. DANGER! Never run the Power Unit engine in a closed building or without adequate ventilation. The exhaust fumes can be hazardous to your health. DANGER! KEEP AWAY FROM ROTATING ELEMENTS to prevent entanglement DANGER! Never allow children to play on or around Power Unit or Implement.
SAFETY WARNING! Never interfere with factory-set hydraulic calibrations. Any change in DANGER! Always shut the Power Unit completely down, place the transmission in calibration could cause a failure of the equipment and result in injury. connect or disconnect the Backhoe. DANGER! Never crawl under a raised implement supported solely by the Power Unit boom. Release of the control lever or mechanical failure will result in the Implement falling and possible injury or death.
SAFETY SAFETY F3788-7-04 © 2004 Alamo Group Inc.
SAFETY SAFETY ITEM PART NO. QTY.
SAFETY SAFETY NOTE: Safety decal location is listed below each decal. Replace decal if damaged or illegible. Replacement decals are available from your dealer. 2 - - 45970 5 - - 44896 6 - - 44897 4 - - 44895 TO PREVENT BODILY INJURY Do not attach backhoe to tractors which have 3-PT Quick-Attaching Coupler. Backhoe may become unattached f r o m t r a c t o r c a u s i n g s e r i o u s p e r s o n a l i n j u r y. 45491 3 - - 44907 F3788-7-04 © 2004 Alamo Group Inc.
SAFETY SAFETY 10 - - 44901 1 - - 50850 11 - - 44908 ® 16 - - 35674-5 13 - - 50851 49696 15 - - 49696 7 - - 44898 8 - - 44899 F3788-7-04 © 2004 Alamo Group Inc.
SAFETY SAFETY FEDERAL LAWS AND REGULATIONS This section is intended to explain in broad terms the concept and effect of federal laws and regulations concerning employer and employee equipment operators. This section is not intended as a legal interpretation of the law and should not be considered as such. Employer-Employee Operator Regulations U.S. Public Law 91-596 (The Williams-Steiger Occupational and Health Act of 1970) OSHA This Act Seeks: ...
INTRODUCTION SECTION Introduction Section 2-1 © 2004 Alamo Group Inc.
INTRODUCTION INTRODUCTION INTRODUCTION This manual provides operation, maintenance, assembly and parts identification for your new backhoe. Your backhoe has been designed to give many years of satisfactory service. Successful operation and long life of the backhoe depends on proper maintenance and operation. Please read this manual carefully and follow all instructions. Correct assembly, operation and maintenance will save you much time and expense.
INTRODUCTION SPECIFICATIONS Specifications may vary depending on tractor model, tire size and bucket used and are subject to change without notification. Tractor must be equipped with ROPS and seat belt that will provide greater safety and installation of backhoe subframe. 95HD GENERAL DATA Digging Depth (two foot flat bottom) . . . . . . . . . . . . . . 114" B Reach from center line of Swing Pivot . . . . . . . . . . . . . 153" C Loading Height (bucket at 60°). . . . . . . . . . . . . . . . .
INTRODUCTION INTRODUCTION SPECIFICATIONS F3788-7-04 © 2004 Alamo Group Inc.
ASSEMBLY SECTION Assembly Section 3-1 © 2004 Alamo Group Inc.
ASSEMBLY ASSEMBLY INSTALLING PUMP KIT (Option) INSTALLING PUMP KIT 4. Install filter body (without filter element) to 3/4 nipple (20). Be sure oil flow (arrow on filter body) is WARNING: Do not modify or alter this implement. Do not permit anyone to modify or alter this Implement, any of its components or any Implement function. Drawbar may need to be removed if it interferes with reservoir.
ASSEMBLY INSTALLING THREE POINT ADAPTER (Option) ASSEMBLY INSTALLING THREE POINT ADAPTER Position backhoe to achieve 90° and 15-18 inch Backhoe is not compatible with 3-pt quick attach device. Tractors with 3-pt quick attach device must remove quick attach device before installing backhoe. WARNING: 1. Install mounting brackets (3 & 4) to backhoe using 3/4 x 2 cap screws (16) and 3/4 lock nuts (12). cap screws (11), 1.19" bushings (7) and 3/4 lock nuts (12). 3.
ASSEMBLY MOUNTING BACKHOE TO TRACTOR 1. Back tractor close enough to tractor to connect hose kit • Tighten all connections before starting engine or pressurizing lines. • If any fluid is injected into skin, obtain medical attention immediately or gangrene may result or pump to tractor. leaving the Power Unit Seat, always engage the brake and set the Power Unit transmission in parking gear, disengage the auxiliary hydraulics, stop the engine, remove the key, and wait for all moving parts to stop.
OPERATION SECTION Operation Section 4-1 © 2004 Alamo Group Inc.
OPERATION To avoid possible injury, observe the following safety rules BEFORE OPERATING backhoe. CAUTION: CONTROLS The backhoe has two major control levers, Boom/Swing and Dipperstick/Bucket. These controls are located on the control panel directly ahead of the operator . • Be sure area is clear of underground utilities or other hazards. • Position a barricade around work area. • Keep bystanders a safe distance away. The stabilizer control levers are located between the two major control levers.
OPERATION DIPPERSTICK/BUCKET Study these decals. They will assist you in becoming Push lever forward, dipperstick moves away from operator. familiar with the controls. Pull lever back, dipperstick moves toward operator. Smooth, light handling of controls will result in the most Move lever to left, bucket curls in. Move lever right, bucket extends out. efficient backhoe operation.
OPERATION MOUNTING AND DISMOUNTING BUCKETS PLACING THE STABILIZERS Mount buckets using pins (1 & 2), cap screws (3), lock nuts (4) provided. Set the stabilizers to remove weight from the rear wheels. NOTE: pin. Pin (1) with grease fitting is bucket/dipper pivot Rear wheels are to remain touching the ground as this provides for the widest stabilizer stance and lowest center of gravity.
OPERATION SWING LOCK Use swing REMOVAL FROM TRACTOR-STORAGE lock when transporting or dismounting Backhoe is self assisting during installation and removal backhoe. procedures. Position boom straight back and drop pin through holes in 1. Put stabilizers down and lift backhoe slightly. Rotate swing frame and mainframe. Store pin in hole provided on boom straight back. mainframe. 2. Install swing lock pin. BOOM LOCK 3. Completely raise boom and lower dipperstick.
MAINTENANCE SECTION Maintenance Section 5-1 © 2004 Alamo Group Inc.
MAINTENANCE CYLINDER ASSEMBLY CYLINDER SERVICE Cylinders are designed to be reliable and easy to service. If a cylinder should malfunction during warranty period, return complete cylinder assembly, without disassembling, to your authorized service department or contact your authorized service department for instructions. Unauthorized disassembly of a cylinder in warranty period will VOID WARRANTY. 1. Place rod seal (3) into groove inside cylinder head.
MAINTENANCE To avoid possible injury, observe the following safety rules when servicing backhoe. CAUTION: • Do not oil, grease or adjust backhoe while it is in motion. • Do not change any backhoe relief valve settings. Relief valve settings are factory set for best backhoe performance and safety. • Escaping fluid under pressure can have sufficient force to penetrate the skin and cause serious injury. Be sure to relieve all pressure before disconnecting lines.
MAINTENANCE Spring Pin Shank Point Heavy Duty BUCKET TOOTH POINTS Bucket tooth points are self sharpening and will require little attention. However, points can be replaced when they become badly worn or broken. If a tooth shank breaks off, becoming lost or damaged so that it cannot hold a tooth point, a new shank should be welded to bucket. TIGHTENING NUTS AND BOLTS Periodically check to be sure all bolts and nuts are tight (See torque chart page 5-10).
MAINTENANCE HYDRAULIC TROUBLE SHOOTING POSSIBLE CAUSE Hydraulic trouble shooting material presented in this Low oil level in reservoir. Fill reservoir to proper level 2 No oil supply to machine. Coupler not fully engaged. 3 Air in system. Purge all circuits of air by operating all cylinders through full movements several times. Check oil in reservoir for foaming. Check all suction lines for leaks. Fill reservoir to correct level.
MAINTENANCE POSSIBLE CAUSE 17 If spool cap contains oil, replace spool seal o-ring. Check for restriction from valve out port reservoir. See Fig. 6, item 23. 18 Broken return springs. Return springs. See Fig. 6, items 2 & 5. 19 Bent spool. Return for factory repair or replace with new spool section. See Fig. 6, items 38, 39, 40. 20 Foreign particles. Clean system and valve. 21 Check linkage for binding Misalignment of control handle linkage. condition. Fig. 6, items 8, 11, 12.
MAINTENANCE VALVE SERVICE SPOOL SEAL REMOVAL REPLACING SECTIONS 1. Remove handle assembly. Center two sections - For clarification, the inlet cover [cover containing main relief cartridge (18) ] will be called the left end of the valve assembly. Remove clevis pin from spool. 2. Remove bonnet and spool positioner assembly from rear of the work section. Reassemble valve on a flat surface to insure proper section alignment. 1. Remove handle assembly from section being removed. 4.
MAINTENANCE INSTALLING SC SPOOL POSITIONER KIT (Item 2) 4. Clean threads with Loctite Primer and install using Loctite 262 for handle ends and Loctite 242 for AND FLOAT POSITIONER KIT (Item 5) 1. Remove socket head cap screws and bonnet from section. 2. Remove spool from section. Follow instructions in Spool Seal Removal section except do not remove seals. positioner ends. 5. Replace spool in section. Refer to instructions in Spool Seal Installation section. RELIEF VALVE CARTRIDGE TABLE 3.
MAINTENANCE MAINTENANCE F3788-7-04 © 2004 Alamo Group Inc.
MAINTENANCE GENERAL TORQUE SPECIFICATIONS USE THE FOLLOWING TORQUES WHEN SPECIAL TORQUES ARE NOT GIVEN AMERICAN STANDARD CAP SCREWS SAE 5 Grade Cap 8 TORQUE Screw Size MAINTENANCE METRIC CAP SCREWS FT-LBS Metric Class TORQUE Nm 8.8 Cap Screw FT-LBS Nm 10.9 TORQUE Size FT-LBS TORQUE Nm FT-LBS Nm Inches MIN MAX MIN MAX MIN MAX MIN MAX Millimeters MIN MAX MIN MAX MIN MAX MIN 1/4-20 6.25 7.25 8.5 10 8.25 9.
RHINO LIMITED WARRANTY 1. LIMITED WARRANTIES 1.01. Servis-Rhino warrants for one year from the purchase date to the original non-commercial, governmental, or municipal purchaser (Purchaser) and warrants for six months to the original commercial or industrial purchaser (Purchaser) that the goods purchased are free from defects in material or workmanship. 1.02. Manufacturer will replace for the Purchaser any part or parts found, upon examination at one of its factories, to be 1.03.
TO THE OWNER/OPERATOR/DEALER In addition to the standard Limited Warranty shown on the facing page, Rhino also provides: 1. A TWO-YEAR (24 months) LIMITED WARRANTY* on non-perishable structural items such as: Loader Boom, Side Frames, Mount Brackets, Backhoe Boom, Dipper, Main Frame, Stabilizer Legs, Swing Bracket, Subframe and Related Mounting Brackets provided they have not been subjected to abuse or misuse and have been properly maintained as noted.
® TO THE OWNER/OPERATOR/DEALER To keep your implement running efficiently and safely, read your manual thoroughly and follow these directions and the Safety Messages in this Manual. The Table of Contents clearly identifies each section where you can easily find the information you need. The OCCUPATIONAL SAFETY AND HEALTH ACT (1928.51 Subpart C) makes these minimum safety requirements of tractor operators: REQUIRED OF THE OWNER: 1.
® 95HD-SOM-7-04 Printed U.S.A.