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BUSH HOG
A AT TH H/ /F FT TH H
A Aiir r T Tu un nn ne ell & & F Flla at t D De ec ck k
F Fiin niis sh hiin ng g M Mo ow we er rs s
O Op pe er ra at to or r’’s s M Ma an nu ua all
Model ATH 720
Air Tunnel
Model FTH 600
Flat Tunnel
ASSEMBLY l l OPERATION l l MAINTENANCE
04/09 Rev.1 $4.00 90898
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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. Orde
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ATH / FTH FINISHING MOWER Operator’s Manual TABLE OF CONTENTS SECTION/PARA PAGE SECTION/PARA PAGE Warranty . . . . . . . . . . . . . . . . . . . . . . . . . .2 IV MAINTENANCE . . . . . . . . . . . . . . . . . . . .10 Dealer Preparation Check List . . . . . . . . .3 4-1 Maintenance Check List . . . . . . . . . .10 Safety Precautions . . . . . . . . . . . . . . . . . .4 4-2 Lubrication . . . . . . . . . . . . . . . . . . . . .10 Federal Laws and Regulations . . . . . . . . .5 4-3 Belt Adjustment .
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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 ATH & FTH gearboxes are covered by a five (5) year limited warranty period. The obligation of Bush Hog to the
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DEALER PREPARATION CHECK LIST ATH / FTH FINISHING MOWERS BEFORE DELIVERING MACHINE — The following check list should be completed. Use the Operator’s Manual as a guide. o 1. Assembly completed. o 2. Gearboxes filled with oil. o 3. All fittings lubricated. o 4. All shields in place and in good condition. o 5. All fasteners torqued to specifications given in Torque Chart r 6. All decals in place and readable. (See decal page.) o 7. Overall condition good (i.e. paint, welds) o 8. Operators manual h
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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 fol- lows and heed its advice. Failure to comply with safety precautions could result in death or serious bodily injury. In addition to the design and configuration of equipment, hazard control and accident prevention are depen- dent upon the awareness, concern, prudence and proper training o
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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 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 health
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SECTION I INTRODUCTION AND DESCRIPTION Parallel uplift blades form a suction during operation 1-1 INTRODUCTION to lift the grass before cutting it. The four caster We are pleased to have you as a Bush Hog cus- wheel arrangement, along with the floating lift link- tomer. Your ATH/FTH Series Rotary Cutter has age and optional front mounted roller, all work been carefully designed to give maximum service together to give an even cut and minimize scalping. with minimum down time.This manual is prov
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SECTION II PREPARATION FOR USE NOTE 2-1 ATTACHING TO TRACTOR Due to the many variations in trac- tor/implement hitch points and corre- WARNING sponding differences in distances between NEVER STAND BETWEEN TRACTOR tractor PTO shafts and implement input AND CUTTER WHILE TRACTOR IS shafts, drivelines may need to be short- BEING BACKED TO HITCH. ened as described in the following steps: WARNING B. Raise and lower cutter to determine position ADDITIONAL TRACTOR FRONT with shortest distance between t
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G. Clamp end of driveline in a vice. Cut off shield Figure 2-5 where marked. (Figure 2-3). Figure 2-3 DANGER MAKE CERTAIN DRIVELINE YOKES ARE SECURELY FASTENED. FAILURE TO DO SO MAY RESULT IN SERIOUS H. Using cut off section of shield as a guide, cut INJURY. 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 oper- ator’s manual. M. Lower cutter to work position. Adjust tractor top link to position
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SECTION III OPERATING INSTRUCTIONS 3-1 GENERAL SAFETY Figure 3-1 Only qualified people familiar with this operator’s Pin manual and tractor operator’s manual should oper- ate this machine. Operator should wear hard hat, Spacers safety glasses and safety shoes. The operator should read, understand and practice all safety mes- Caster sages shown on the caution, warning and danger Wheel decals affixed to the cutter to avoid serious injury or death. It is recommended that tractor be equipped with Ro
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SECTION IV MAINTENANCE 8.During operation, listen for abnormal sounds 4-1 MAINTENANCE CHECK LIST which might indicate loose parts, damaged bearings, Perform scheduled maintenance as outlined below. or other damage. Correct any deficiency before con- Lower implement to ground, turn off tractor, and set tinuing operation. parking brake before doing maintenance inspections or work. Some checks may require raising machine AFTER EACH USE off ground and supporting with blocks. All bolts 1. Clean all d
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40 HOURS 4-4 BELT REPLACEMENT 7. Spindle Assembly - Apply multi-purpose grease with grease gun until grease purges out relief Use only genuine Bush Hog replacement parts. hole. Grease fittings for spindles should be accessed by removing the plastic plugs in the A. Remove right and left side shields. shields. After completing lubrication, replace B. Relieve spring tension by loosening the two plastic plugs.. 3/8” hex nuts on the spring adjustment rod. (Figure 4-1C) C. Remove old belt. D. Ins
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Figure 4-2 Blade Placement 4-5 BLADE REPLACEMENT CAUTION Spindle Assembly WEAR HEAVY WORK GLOVES TO PRO- TECT HANDS FROM SHARP EDGES. A. Raise cutter using tractor 3-point lift and SECURELY BLOCK INTO POSITION. B. Turn off tractor, set parking brake and remove key. C. Remove bolt and cup washer securing blade to spindle. Remove blade. Blade D. Install new blade as shown in Figure 4-2 with con- cave side of cup washer against blade. Be sure that blades are installed with offset in proper direct
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SECTION V DEALER ASSEMBLY 10. If the assembly calls for welding or cutting, be CAUTION sure that there are no flammable materials close at THE FOLLOWING SAFETY PRECAUTIONS hand and that bystanders have taken necessary SHOULD BE THOROUGHLY UNDERSTOOD precautions. BEFORE ATTEMPTING MACHINE ASSEMBLY. AFTER COMPLETING ANY ASSEMBLY STEP, 1. Wear personal protective equipment such as, THOROUGHLY READ THE NEXT STEP IN THE but not limited to, protection for eyes, ears, feet, ASSEMBLY INSTRUCTIONS BEFORE
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D. Loosely attach two caster arms to the front of G. If front roller is purchased, (ATH MODELS) the mower deck using 5/8 x 3-1/2” bolts, lockwash- Install by securing the right and left roller mounts to ers and hex nuts. Install reinforcement plates the deck in the holes provided by using 3/8 x 1-1/4” between bolt heads and caster arms. Loosely attach carriage bolts, flatwashers, lockwashers and hex the remaining two caster arms to the rear of the nuts. Install bolts with heads to inside of dec
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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. TO AVOID SERIOUS ROTATING DRIVE PARTS
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TORQUE SPECIFICATIONS Proper toque for American fasteners used on Bush Hog equipment. Recommended Torque in Foot Pounds (Newton Meters).* AMERICAN BOLT DIAMETER Bolt Head Markings WRENCH (IN.) “B” AND SAE SAE SAE SIZE (IN.) “A” THREAD SIZE GRADE 2 GRADE 5 GRADE 8 7/16 1/4 - 2O UNC 6 (7) 8 (11) 12 (16) 7/16 1/4 - 28 UNF 6 (8) 10 (13) 14 (18) 1/2 5/16 - 18 UNC 11 (15) 17 (23) 25 (33) SAE Grade 2 1/2 5/16 - 24 UNF 13 (17) 19 (26) 27 (37) (No Dashes) 9/16 3/8 - 16 UNC 20 (27) 31 (42) 44 (60) 9/16 3/
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l l 2501 Griffin Ave. Selma, AL 36703 l l Telephone (334) 874-2700 www.bushhog.com
