Bush Hog GHM 700, GHM 1900, GHM 1800, GHM 900, GHM 800 manual Section Assembly

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SECTION V

ASSEMBLY

CAUTION

THE FOLLOWING SAFETY PRECAUTIONS SHOULD

BE THOROUGHLY UNDERSTOOD BEFORE

ATTEMPTING MACHINE ASSEMBLY.

1.Wear 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.

2.Do not lift heavy parts or assemblies. Use crane, jack, tackle, fork t5rucks, or other mechanical devices.

3.Select an area for assembly that is clean and free of any debris which might cause persons working on the assembly to trip.

4.Arrange parts to be assembled neatly in the work area and have tools or other mechanical assisting devices in easy reach.

5.Inspect all parts and asemblies thoroughly and remove any sharp edges, grease, oil, or dirt which might cause pieces to slip when handling.

6.Preview the asembly instructions in your operator’s manual berfore 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 drilliing metal parts.

10.If the assembly calls for welding or cutting, be sure that there are no flammable materials close at hand and the bystanders have taken necessary precautions.

AFTER COMPLETING ANY ASSEMBLY STEP, THOROUGHLY READ THE NEXT STEP IN THE ASSEMBLY INSTRUCTIONS BEFORE PROCEEDING 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 thogoughtly 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, read the maintenance 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, CONTACT YOUR AUTHORIZED BUSH HOG DEALER OR REPRESENTATIVE.

A. Attach hitch assembly to cutter bar assembly using 1 x 9” pin, cotter pin, 3/8 x 2” bolt, and locknut. The bolt should be installed through the welded bushing. (Figure 5-1)

B. Slide breakaway assembly over bushing on hitch mast and rotate 180 degrees to lock in place. Fasten breakaway assembly to beam using 1 x 3-3/4” bolt and locknut.

C. Pin butt end of cylinder and beam spring cush- ion to frame using 1 x 8-1/8” pin, 3/8 x 2” bolt, and locknut. Note that cylinder ports must be facing down.

D. Fasten opposite end of spring cushion to beam using 1/2 x 2-1/4” bolt and locknut.

E. Pin parking stand in place.

F. Attach curtain support beam to the gearbox using four 12mm x 40mm bolts and lockwashers.

G. Attach gearbox strap with 1/2 x 2” bolts, nuts and lockwashers.

H. Attach cylinder lug and dirt shield bracket to curtain support beam using two 1 x 5-1/4” pins, cotter pins and flatwashers.

I. Attach dirt shield with 1/2 x 2-1/2” bolts, nuts, flatwashers, lockwashers and spacer.

J. Attach upper end of dirt shield to dirt shield brack- et with 3/8 x 1” machine screws, nuts and washers.

K. Attach rear bracket to curtain beam plate with 1/2 x 3” bolt, nut and lockiwasher.

L. Fasten front and rear curtain supports to sup- port beam using 3/8 x 2-1/4” bolts and locknuts. Do not over-tighten to allow curtain supports to pivot. Attach curtain adjustment chain between beam and frame as shown. (Figure 5-1)

M. Remove solid plug from butt end of cylin- der and install vent plug. Plumb opposite end of cylinder as shown in Figure 5-2. Be sure that restric- tor is in place on elbow.

N. Pin rod end of cylinder to cylinder lug.

O. (GHM 900 and 1900 only) Connect cutter bar helper spring to curtain support beam. Connect oppo- site end of helper spring to frame.

P. Lay curtain over supports. Secure using 3/8 x 1” machine screws, flatwashers, lockwashers and nuts. Use a tube clip to secure curtain to the left end

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Contents Bush HOG Congratulations Table of Contents Retail CUSTOMER’S Responsibility Under the Bush HOG WarrantyThis Limited Warranty Shall not Apply Disclaimer of Implied Warranties & Consequential DamagesDealer Preparation Check List GHM HAY MowerImportant Safety Precautions EMPLOYERS, Employees and Operations Employee Tractor Operating InstructionsSection Introduction and Description IntroductionSection Preparation for USE WideTransport Lock General Safety Section Operating InstructionsCutting Height TransportingOperation Swath BoardUnhitching from Tractor and Storage Section MaintenanceMaintenance Check List Lubrication Figures 4-1a, b, c, d Blade Replacement Belt ReplacementBelt Adjustment Spindle Housing Removal and ReassemblyCurtain Removed To Show Details Only Cutter BAR Installation Cutter BAR RemovalTroubleshooting Problem Probable Cause RemedyForward 12 Cutter Bar Arrangement and Blade RotationSection Assembly Hydraulic Hose Restrictor Elbow Vent Plug Cylinder Butt End Safety Decals 86159 86118 50012616 78608 78786 50012615 Torque Specifications AmericanBush HOG, L.L.C

GHM 1800, GHM 800, GHM 1900, GHM 700, GHM 900 specifications

Bush Hog is a renowned name in the agricultural industry, recognized for its commitment to quality and performance in land management equipment. The Bush Hog GHM series includes several models, including the GHM 900, GHM 700, GHM 1900, GHM 800, and GHM 1800, widely respected for their robust design and innovative technologies.

The GHM 900 is a standout model known for its versatility and power. Designed for heavy-duty cutting tasks, it features a high-strength steel frame that provides exceptional durability. Its cutting width is 90 inches, making it ideal for tackling larger fields and pasture areas efficiently. The innovative floating hitch system allows for smooth contour following, ensuring maximum effectiveness over varied terrain.

The GHM 700, with a cutting width of 72 inches, is a reliable choice for smaller farms. This model is equipped with a maintenance-free gearbox that minimizes downtime and enhances productivity. Its compact design makes it easy to maneuver in tight spaces while still delivering a powerful performance for medium-weight jobs.

The GHM 1900 is geared towards large-scale operations, boasting a cutting width of 100 inches. This model excels in cutting dense vegetation and overgrowth, making it perfect for extensive land management projects. The heavy-duty construction means it can withstand rigorous use, and its adjustable skid shoes facilitate precise cutting heights.

The GHM 800 combines power and efficiency with an 84-inch cutting width. Its reinforced deck design provides strong performance even in the toughest conditions. The GHM 800 is equipped with advanced blade technology, which enhances cutting efficiency while reducing the overall power needed to operate, leading to fuel savings.

Lastly, the GHM 1800 is distinguished by its 96-inch cutting width, ideal for large mowing jobs. This model showcases advanced features, including improved blade overlap and a high-visibility safety design that keeps operators aware of their surroundings. Its heavy-duty, reinforced construction ensures it can handle tough environments, while the adjustable cutting height feature offers versatility for a variety of cutting applications.

In summary, the Bush Hog GHM series stands out for its commitment to quality, innovative design, and capability to handle challenging jobs. Each model is tailored to meet specific needs, ensuring efficiency and effectiveness in land management tasks. Whether for small farms or large-scale operations, the GHM series continues to be a trusted choice for agricultural professionals.
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