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Bush Hog SM 60 manual

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Table of contents for the manual

  • Page 1

    OPERATION l l MAINTENANCE 1007 $4.00 97701 M o d e l S M 6 0 S i d e M o u n t R o t a r y C u t t e r O p e r a t o r ’ s M a n u a l B U S H H O G ®[...]

  • Page 2

    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[...]

  • Page 3

    RETAIL CUSTOMER’S RESPONSIBILITY UNDER THE BUSH HOG WARRANTY It is the Retail Customer and/or Operator’s responsibility to read the Operator’s Manual, to operate, lubricate, maintain and store the product in accordance with all instructions and safety procedures. Failure of the operator to read the Operator’s Manual is a misuse of this equi[...]

  • Page 4

    LIMITED WARRANTY OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO Bush Hog war rants to the original purchaser of any new Bush Hog equipment, purc hased 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 com[...]

  • Page 5

    DEALER PREPARATION CHECK LIST SM60 ROTARY CUTTER BEFORE DELIVERING MACHINE — The following check list should be completed. Use the Operator’s Manual as a guide. r 1. Assembled completed. r 2. Gearbox filled with oil. r 3. All fittings lubricated. r 4. All shields in place and in good condition. r 5. All fasteners torqued to specifications given[...]

  • Page 6

    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 c[...]

  • Page 7

    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 c[...]

  • Page 8

    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-Steige[...]

  • Page 9

    SECTION I INTRODUCTION AND DESCRIPTION 1-1 INTRODUCTION We are pleased to have you as a Bush Hog cus- tomer. Your Side Mount Rotary Cutter, Model SM60,has been carefully designed to assure maxi- mum service with minimum down time. This manual is provided to give you the necessary operating and maintenance instructions for keeping your rotary cut- t[...]

  • Page 10

    TABLE 1-1 SPECIFICATIONS (For Cast Iron Pump & Motor Only) MODEL NUMBER SM60R SM160R Required PTO Speed 540 rpm 1000 rpm Pump Output 21.4 gpm 19.1 gpm Motor Speed 1101 rpm 1182 rpm Blade Tip Speed 17,300 18,570 ft. / min. ft. / min. Blade Type 1/2” x 3” 1/2” x 3” Dble. Edge Dble. Edge Cutting Width 60” 60” Max. Reach from Center of [...]

  • Page 11

    F. Pull driveline apart. Attach the outer (female) section to the tractor PTO shaft and the inner (male) section to the pump input shaft. Pull on each drive- line section to make sure yokes lock into place. G. Hold driveline sections parallel to each other to determine if driveline is too long. (Fig. 2-4) If drive- line must be shortened, perform s[...]

  • Page 12

    G. Repeat steps “E” and “F” to other driveline sec- tion. H. De-burr the ends of the drivelines and clean away all chips and filings. (Fig. 2-7) I. Apply grease to inside of outer (female) driveline section. Reassemble driveline and attach to tractor and implement. Pull on drive line section to make sure yokes lock into place. J. Raise and [...]

  • Page 13

    KEEP CLEAR OF MACHINE WHEN RAISING AND LOWERING THE CUTTER HEAD. D. Place cutter deck in desired working position. E. Engage PTO drive with tractor at idle speed. Allow 2-3 minutes for hydraulic fluid to warm up. KEEP HANDS AND FEET FROM UNDER CUT- TER AT ALL TIMES TO AVOID SERIOUS INJURY. F. Set tractor throttle for tractor/implement PTO speed rat[...]

  • Page 14

    3-5 STORAGE A. Apply light coat of multi-purpose grease to slid- ing assemblies. B. Perform steps “A” through “G” in paragraph 3-4. C. Relieve hydraulic pressure by shifting imple- ment control valve levers back and forth. D. Disconnect implement hydraulic lines connect- ed to tractor. Make certain tractor auxiliary valves neutral position [...]

  • Page 15

    EVERY 150 HOURS 1. Cables - Wearing gloves, wipe cables with an oil soaked rag. YEARLY 1. Hydraulic Tank - Drain hydraulic tank while oil is warm.Clean suction strainer and filler strainer with compressed air. Replace return line filter. Refill tank with hydraulic oil. Filter oil to 10 microns before filling tank. See paragraph 4-3 for recommended [...]

  • Page 16

    4-4 BLADE HOLDER REMOVAL (Fig. 4-3) THE CUTTER CAN FALL FROM HYDRAULIC SYSTEM FAILURE. TO AVOID SERIOUS INJURY OR DEATH, SECURELY SUPPORT CUTTER BEFORE WORKING UNDERNEATH. N O T E The spindle is a straight splined shaft, not a t a p er e d sh a ft . Do no t hi t on e nd o f s p in d le s ha f t a s th i s w i ll da m a ge sp i nd l e a s se m b ly [...]

  • Page 17

    D. Turn motor 180º. Reinstall bolts retaining motor to spindle housing. E. Reinstall hydraulic fittings, and hoses. Replace fitting O-rings as necessary. 4-10 TROUBLESHOOTING Cleanliness is of primary importance for obtaining satisfactory life of hydraulic components. The life of hydraulic components is dependent upon the degree of contamination i[...]

  • Page 18

    Table 4-4 General Troubleshooting TROUBLE PROBABLE CAUSE REMEDY 1. Hydraulic Pump Noisy Cavitation Check condition of suction strainer and return line filter. Clean or replace as necessary. Check for clogged or restricted inlet line to pump. Check for loose fittings on suction line. Clean hydraulic tank breather cap. Areation Check all connections [...]

  • Page 19

    SECTION V ASSEMBLY THE FOLLOWING SAFETY PRECAUTIONS SHOULD BE THOROUGHLY UNDERSTOOD BEFORE ATTEMPTING MACHINE ASSEMBLY. 1. Wear personal protective equipment such as, but not limited to protection for eyes, ears, feet, hands, lungs and head when assembling the equipment. Do not wear loose clothing or jewelry that may catch on equipment moving parts[...]

  • Page 20

    5-1 BASIC MACHINE ASSEMBLY BASE UNIT IS EXTREMELY TOP HEAVY WHEN DISCONNECTED FROM CUTTER DECK AND SHOULD BE MOVED ONLY BY CONNECTING TO TRACTOR 3-POINT HITCH. DO NOT REMOVE WOODEN SUPPORT UNLESS UNIT IS CONNECTED TO TRACTOR 3-POINT HITCH OR OVER- TURNING WILL RESULT. A. Connect base unit to tractor 3-point hitch. B. Remove wooden support. C. With [...]

  • Page 21

    USE OF THIS MACHINE ON TOO SMALL A TRACTOR CAN CAUSE TRACTOR UPSET. DO NOT USE THIS MACHINE ON A TRACTOR WEIGHING LESS THAN 6000 LBS. (2722 kg), NOT INCLUDING BALLAST. IT IS RECOM- ME N DE D TH AT FRO NT BAL LA S T BE U SE D FOR ADDED STEERING STABILITY. THIS MACHINE REQUIRES 50 PTO HORSEPOWER. 5-2 OPTIONAL SAFETY CHAIN INSTALLATION A. Place cutter[...]

  • Page 22

    5-5 OPTIONAL TAILWHEEL INSTALLATION A. Position mounting bracket against underside of frame as shown. (Fig. 5-6) B. Position mounting plate on top side of frame and fasten with four 5/8 x 7-1/2” bolts and locknuts. C. Apply warning decal to top of tailwheel beam. ADJUSTMENT The tailwheel is adjustable in one inch increments using collars on tailw[...]

  • Page 23

    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 inform[...]

  • Page 24

    SAFETY DECALS CONTINUED 21 83373 83375 82617 83374 83377[...]

  • Page 25

    B O L T D I A M E T E R W R E N C H ( I N . ) “ B ” A N D S A E S A E S A E S I Z E ( I N . ) “ A ” T H R E A D S I Z E G R A D E 2 G R A D E 5 G R A D E 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) 1/2 5/16 - 24 UNF 13 (17) 19 (26) 27 (37) 9/16 3/8 - 16 UNC 20 (2[...]

  • Page 26

    P.O. Box 1039 l l Selma, AL 36702-1039 Telephone (334) 874-2700 l l www.bushhog.com[...]