BUSH HOG ® RDTH Models RDTH 60 / RDTH 72 Rear Discharge Finishing Mower Operator’s Manual ASSEMBLY l OPERATION l MAINTENANCE 04/09 Rev.1 $4.
CONGRATULATIONS! You have invested in the best implement of its type on the market today. The care you give your Bush Hog 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, Bush Hog will be glad to provide you with a new copy.
RDTH Operator’s Manual TABLE OF CONTENTS SECTION/PARA PAGE SECTION/PARA Warranty....................................................2 Dealer Preparation Check List ..................3 Safety Precautions ....................................6 Federal Laws and Regulations..................6 I INTRODUCTION AND DESCRIPTION......7 1-1 Introduction ..........................................7 1-2 Description ...........................................7 II PREPARATION FOR USE.........................
LIMITED WARRANTY OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO Bush Hog warrants to the original purchaser of any new Bush Hog equipment, purchased from an authorized Bush Hog dealer, that the equipment be free from defects in material and workmanship 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. Models RDTH gearboxes are covered by a five (5) year limited warranty period.
DEALER PREPARATION CHECK LIST RDTH FINISHING MOWER BEFORE DELIVERING MACHINE — The following check list should be completed. Use the Operator’s Manual as a guide. r r r r r r r r r 1. Assembled completed. 2. Gearboxes filled with oil. 3. All fittings lubricated. 4. All shields in place and in good condition. 5. All fasteners torqued to specifications given in Torque Chart 6. All decals in place and readable. (See decal page.) 7. Overall condition good (i.e. paint, welds) 8.
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 safety precautions could result in death or serious bodily injury.
IMPORTANT SAFETY PRECAUTIONS 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 safety precautions could result in serious bodily injury.
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 and Health Act of 1970) OSHA This Act Seeks: “...
SECTION I INTRODUCTION AND DESCRIPTION during operation to lift the grass before cutting it. The caster wheel arrangement along with the floating lift linkage and optional front roller, all work together to give an even cut and minimize scalping. 1-1 INTRODUCTION We are pleased to have you as a Bush Hog customer. Your RDTH Series Rotary Cutter has been carefully designed to give maximum service with minimum down time.
SECTION II PREPARATION FOR USE D. Hold driveline sections parallel to each other to determine if too long. Each section should end approximately 3 inches (76mm) short of reaching universal joint shield on opposite section. If too long, measure 3 inches (76mm) back from universal joint shield and mark opposite section. (Figure 2-1). Do this for both sections. E. Raise and lower cutter to determine position with greatest distance between PTO shaft and gearbox input shaft.
G. Clamp end of driveline in a vice. Cut off shield where marked. (Figure 2-3). Figure 2-5 Figure 2-3 DANGER MAKE CERTAIN DRIVELINE YOKES ARE SECURELY FASTENED. FAILURE TO DO SO MAY RESULT IN SERIOUS INJURY. H. Using cut off section of shield as a guide, cut shaft the same amount. (Figure 2-4) Figure 2-4 L. Raise cutter off ground and adjust lower lift arms to level cutter right to left. Refer to tractor operator’s manual. M. Lower cutter to work position.
SECTION III OPERATING INSTRUCTIONS FIGURE 3-1 Caster Wheel 3-1 GENERAL SAFETY Only qualified people familiar with this operator’s manual and tractor operator’s manual should operate this machine. Operator should wear hard hat, safety glasses and safety shoes. The operator should read, understand and practice all safety messages shown on the caution, warning and danger decals affixed to the cutter to avoid serious injury or death.
SECTION IV MAINTENANCE 8.During operation, listen for abnormal sounds which might indicate loose parts, damaged bearings, or other damage. Correct any deficiency before continuing operation. 4-1 MAINTENANCE CHECK LIST Perform scheduled maintenance as outlined below. Lower implement to ground, turn off tractor, and set parking brake before doing maintenance inspections or work. Some checks may require raising machine off ground and supporting with blocks.
7. Spindle Assembly - Apply 5 shots multi-purpose grease with grease gun. Grease fittings for spindles should be accessed by removing the plastic plugs in the shields. After completing lubrication, replace plastic plugs. 4-5 BLADE REPLACEMENT 4-3 BELT ADJUSTMENT A. Raise cutter using tractor hydraulics and SECURELY BLOCK INTO POSITION. B. Set parking brake, turn off tractor and remove key C. Remove bolt and cup washer securing blade to spindle. Remove blade. D.
4-6 TROUBLESHOOTING Troubleshooting procedures are listed in Table 4-1 below. If the problem cannot be solved or replacement parts are necessary, contact your authorized Bush Hog dealer. Please have ready your machine name, model number, serial number, purchase date and exact cause or description of problem. Table 4-1 Troubleshooting PROBLEM Uneven Cut PROBABLE CAUSE Cutter not level side to side or front to rear. REMEDY See SECTION III. Belt slipping. Adjust belt per paragraph 4-3.
SECTION V DEALER ASSEMBLY 11. After completing assembly, thoroughly inspect the machine to be sure that all nuts, bolts, hydraulic fittings or any other fastened assemblies have been thoroughly tightened. 12. After completing assembly, be sure that all safety locking devices or guards are in place. 13. Before operating the machine, thoroughly read the operation section of this manual. 14.
G. Install front roller by securing the right and left roller mounts to the deck in the holes provided by using 3/8 x 1” carriage bolts, flatwashers and lockwashers. (Figure 5-2) Assemble roller, roller shaft, retaining pin and roll pin as shown. H. Fill gearbox with EP80W-90 gear oil until oil level is at check plug on side of gearbox housing. Allow time for oil to seep through bearings into lower housing.
SAFETY DECALS To promote safe operation, Bush Hog supplies safety decals on all products manufactured. Because damage 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. 50042283 50042285 50042282 50012616 78608 78786 83056 IMPLEMENT CAN FALL FROM HYDRAULIC SYSTEM RELEASE.
TORQUE SPECIFICATIONS Proper toque for American fasteners used on Bush Hog equipment. Recommended Torque in Foot Pounds (Newton Meters).* AMERICAN Bolt Head Markings SAE Grade 2 (No Dashes) SAE Grade 5 (3 Dashes) ” lt Bo ter “B e m Dia Wrench Size “A” SAE Grade 8 (6 Dashes) METRIC WRENCH SIZE (IN.) “A” BOLT DIAMETER (IN.
2501 Griffin Ave. l Selma, AL 36703 Telephone (334) 874-2700 l www.bushhog.
