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Instructions Bush Hog, Modèle ATH 720

Fabricant : Bush Hog
Taille : 679.56 kb
Nom Fichier : ATH-FTH.pdf

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Belt slipping. Adjust belt perparagraph 4-3. Worn or bent blade(s). Replace blade(s). Streaking or Windrowing Possible build-upof material under cutter. Clean cutter. Cutter not level. See SECTION III. Worn blades. Replace blades. Belt slipping. Adjust belt perparagraph 4-3. Noisy Cutter Loose components. Check all bolts for tightness. Low oil in gearbox. Check oil per paragraph 4-2. Rapid Blade Wear(cutting edge) Blade contactingground. Adjust cutting height to eliminate ground contact. Cutter Vibrating Cutter not beingoperated at ratedPTO speed. Set tractor throttle for proper PTO speed. Blade(s) bent. Replace blades. Foreign object wrapped around spindle or blade. Remove object. 12 SECTION V DEALER ASSEMBLY CAUTION 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 equip- ment. Do not wear loose clothing or jewelry that may catch on equipment moving parts. 2. Do not lift heavy parts or assemblies. Use crane, jack, tackle, fork trucks or other mechanical devices. 3. Select an area for assembly that is clean and free of any debris which might cause persons work- ing on the assembly to trip. 4. Arrange parts to be assembled neatly in the work area and have tools or other mechanical assist- ing devices in easy reach. 5. Inspect all parts and assemblies thoroughly and remove any sharp edges, grease, oil or dirt which- might cause pieces to slip when handling. 6. Preview the assembly instructions in your oper- ator’s manual before proceeding further. 7. If the assembly instructions call for parts or assemblies to be blocked up, use only blocking material that is in good condition and is capable of handling the weight of the assembly to be blocked. Also, insure that the blocking material is on a clean, dry surface. 8. Never put hands or any other part of body under blocked up assemblies if at all possible. 9. Always wear goggles or safety glasses when hammering, grinding, or drilling metal parts. Figure 5-1 10. If the assembly calls for welding or cutting, be sure that there are no flammable materials close at hand and that bystanders have taken necessary precautions. AFTER COMPLETING ANY ASSEMBLY STEP, THOROUGHLY READ THE NEXT STEP IN THE ASSEMBLY INSTRUCTIONS BEFORE PRO- CEEDING WITH THAT STEP. 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. Before operating the machine, read the main- tenance section of this manual to be sure that any parts requiring lubrication such as gearboxes are full to avoid any possible damage. BEFORE OPERATING THE EQUIPMENT, IF YOU HAVE ANY QUESTIONS REGARDING THE PROPER ASSEMBLY OR OPERATION, CON- TACT YOUR AUTHORIZED BUSH HOG DEALER OR REPRESENTATIVE. 5-1 BASE UNIT ASSEMBLY A. Attach lower lift links to deck assembly using 1/2 x 2” bolts, pivot bushings, flatwashers, lockwash- ers, and hex nuts. (Figure 5-1) B. Install lift pins onto lower links, securing with 7/8” lockwashers and hex nuts. C. Attach mast halves to deck assembly using 1/2” x 1-1/2” bolts, lockwashers and hex nuts. Flex Link Mast Half Spacers Lower Lift Link 13GearboxMastSupportCaster Arm D. Loosely attach two caster arms to the front of the mower deck using 5/8 x 3-1/2” bolts, lockwash- ers and hex nuts. Install reinforcement plates between bolt heads and caster arms. Loosely attach the remaining two caster arms to the rear of the mower deck using 5/8 x 3-1/2” bolts, lockwashers and hex nuts in each caster arm. Attach mast sup- ports to the rear of the mower deck at rearholes of caster arms using 5/8” x 4” bolts, lockwashers and hex nuts. (Figure 5-1) Fasteners will be tightened after caster wheels are installed. E. Fasten mast supports and upper flex link to mast halves using 1/2 x 5” capscrew, pivot tube and locknut.. F. Place two long spacers on the caster stems and insert into caster arms. Place two long spacers and two short spacers on the caster stem above the caster arms. This arrangement will give a cutting height of approximately three inches. Secure with lynch pin retainers. With weight of cutter resting on all four wheels, ensure that cutter is level. Tighten all bolts on mounting brackets. Figure 5-2 Roller (ATH MODELS) 3/8” x 1 1.4” Carriage Bolts3/8” Flatwashers3/8” Lockwashers3/8” Hex NutsRetainerRoller ShaftRoller Mount R.H. Roll Pin G. If front roller is purchased, (ATH MODELS) Install by securing the right and left roller mounts to the deck in the holes provided by using 3/8 x 1-1/4” carriage bolts, flatwashers, lockwashers and hex nuts. Install bolts with heads to inside of deck. (Figure 5-2) Ass...