Bush Hog CBH60, CBH80 manual Model CBH70 Backhoe Attaching KIT Instructions, General Description

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MODEL CBH70 BACKHOE ATTACHING KIT INSTRUCTIONS

3-POINT HITCH LINKAGE & HYDRAULIC HOOK-UP TO TRACTOR HYDRAULIC SYSTEMS.

General Description

Mounting and hydraulics kits do not include hoses which connect the backhoe control valve to the trac - tor hydr aulic sys tem. Ad ditional hyd raulic co mpo- nents, hoses and/or kits will be required to complete the hook-up to the tractor hydrauli c system. Refer to the Hydraulic Hook-up section for further information. Pumps and reservoir kits are available as options. The bac khoe is mounte d on the tractor lower link arms and a n a djustable upper link is supplied to replace the tractor upper link. A set of stabilizer arms is included. They b olt from the adjustable upper link to the backhoe mainframe, l ocking the hoe r igidly in one position.

IMPORTANT: Tractor lowe r link s must be kept free of lif ting forces at all times after installat ion of the attaching kit, by keeping t ractor quadrant lever in the lowered position.

IMPORTANT: If the 3-Point Kit is to be used with a PTO & Res ervoir K it, t he R eservoir Tank and it’s fittings should be installed before proceeding with the 3-Point installation.

ASSEMBLY

IMPORTANT: Tighten all hardware to t he require- ments specified in the torque chart.

!WARNING

To prevent bodily injury, do not operate backhoe unless Lower L ink Weldments (17, 18) are prop - erly installed and adjusted. Failure to do so may result in backhoe being t hrust upward, crushing operator against cab or ROPS.

1.Use hoist to raise the backhoe mainframe so that the boom piv ot pin is approximately 14” off t he ground.

2.Back tractor c lose to the back hoe. Conn ect tractor lower link arms to lower link mounts using two L-pins (14), two Cotter Pins (11), and two Wire Form Cotter Pins (12).

NOTE: If tr actor has a Category I I hitch, inst all two Bushings (15) in lower link arms.

3.Attach Upper Braces (21), to bac khoe with 3/4 x 7-1/2” Bol t ( 50, Lockwashe r (9), Flat Washe rs (10) and N ut (7). Do n ot tighten hardware at this time.

4.Install Bushing (13) or Bushing (16) in the Upp er Bar (20) that mostclosely matches the diameter of the tractor upper link pin. No bushing is necessary for Category II tractors.

5.Secure Upper Bar (20) between Upper Braces (21) using 3/4 x 4-1/2” B olt (3), Flat Washer s (10) , Lockwasher (9) and Nut (7). Use hoist to raise or lower backhoe slightly until a hole in the upper bar aligns with a hole in the upper braces.

6. Attach RH Lower Link We ldment ( 17) and LH Lower Link Weldment (18) to backhoe mainframe using 3/ 4 x 2- 1/4” Bolt ( 2), Flat Washer (10) , Lockwasher (9), and Nut (7).

7.Align RH and LH Link Weldment (17, 18) with the upper bar/brace assembly, as close to the tr actor as possible. Use3/4 x 6” Bolt (4), Flat Washer (10), Lockwasher (9) , and Nut (7 ). You may ne ed t o return to Step 6 and readjust upward or downward the boltconnection.

8.Remove backhoe from the tractor.

9.Install connector plate (19) to RH and LH Low er Link Weldments (17, 18) using 1/2 x1-3/4” Bolt (1), Lockwasher (8) and Nut (6).

10.Tighten all hardwareat this time. Check your instal- lation very carefully to be sure allmembers are cor- rectly installed and securely fastened.

11.If using optional PTOPump and Reservoir Kit pro- ceed to that section prior to remounting the back- hoe onto the tractor.

12.Connect hoses from the backhoe control valve to the tractor hydraulic system as desc ribed in “Hydraulic Hook-Up” section, prior to remounting the backhoe onto the tractor.

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Contents CBH60 / CBH70/ CBH80 06/09 Rev $4.00 50065802Congratulations 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 CBH60 CBH70 CBH80 BackhoesYour Safety is Involved This Safety Alert Symbol means ATTENTION! Become AlertThis s ymbol is used to call attenti on to safety Tractor Important Safety PrecautionsBackhoe Transportation Adjustments and InspectionAvoid HIGH-PRESSURE Fluids Safety Decals This Act Seeks EMPLOYERS, Employees and OperationsChild Labor Under 16 Years Old PO Sition Befor EControls Lock Pins Storage Locations Operating the Backhoe ! CautionPage Bucket should be lowere d to b ed when possible Block and secure tractor onlyFilling the Bucket Dumping the BucketFinishing Straight Walls MiscellaneousBackfilling Bleeding Backhoe Hydraulic System ServiceBeginning of Season Hydraulic System HosesTightening Nuts and Bolts Tooth ReplacementLubrication Install the swing safety l ock pin as shown in Figures 1 Place Blocking Under Backhoe Frame For SupportProblem Cause Correction Troubleshooting ProceduresStabilizer Pads Troubleshooting Troubleshooting Troubleshooting Troubleshooting Troubleshooting Troubleshooting Model CBH 60 Monoblock Valve Repair Disassembly Model CBHModel CBH 70, CBH Valve Repair Disassembly Model CBH 70, CBH 80 Valve Backhoe mainframe and swing frame t o Assembly CBH 60, CBH 70, CBHDo not cut a ny st rapping that fastens Skid base at this timeMounting Backhoe to Tractor Mounting Kits and Optional Kits AssemblyGeneral Description Point Hitch LinkageModel CBH60 Backhoe AssemblyAttaching KIT Instructions 11 14 16 28 115 Model CBH70 Backhoe Attaching KIT Instructions General DescriptionPage Model CBH80 Backhoe Attaching KIT Instructions Page GPM Pump PTO Pump & Reservoir KIT InstallationGeneral Description CBH70 Do not Remove the Tractor PTO ShieldCBH GPM Pump Installation General Description CBH 80 6.1 GPM Pump CBH Closed Center System CBH 60 & CBH70 Systems Figure Hydra ulic Ho Ok-Up C BH 80 FoTractors With Closed- Center Hydraulic Backhoe OperationAssembly of a Bush HOG Backho E to a Power Beyond KitsFirst Procedure Bush HOG Loader ValveBush HOG Backhoe & Bush HOG Loader Valve Following instructions are to be used to connect Power Beyond Model CBH60 Figure Power Beyond Model CBH70 & CBH80 Figure Installing Thumb to Backhoe Thumb OperationMechanical Thumb Assembled Page Series CBH60 CBH70 CBH80 Torque Specifications SAE Grade 2 No DashesPage Page Griffin Ave. Selma, AL

CBH60, CBH70, CBH80 specifications

The Bush Hog CBH Series is a prominent lineup of compact, high-performance hydraulic blade mowers ideal for maintaining fields, pastures, and overgrown areas. Comprising models CBH80, CBH70, and CBH60, this series is specifically designed for efficiency and durability, making it suitable for various applications, from agricultural uses to residential properties.

One of the standout features of the CBH Series is its robust construction. Each model is built with a heavy-duty frame designed to withstand the rigors of demanding tasks. The decks are made from high-quality steel, offering enhanced durability while maintaining a lightweight design to optimize performance. With reinforced edges and an innovative design, these mowers guarantee longevity and resistance to wear in challenging environments.

The CBH Series integrates advanced hydraulic systems that ensure smooth operation and maneuverability. The hydraulic drive provides excellent power transmission, allowing users to tackle even the most stubborn vegetation with ease. Each model features adjustable cutting height settings, which give users the flexibility to achieve the desired finish. This adaptability is essential for different terrains and types of foliage.

Another key characteristic of the CBH models is their user-friendly design. The intuitive controls allow for easy operation, making it accessible even for those who may not have extensive experience with machinery. The cutting decks feature a quick-release mechanism, streamlining maintenance and facilitating blade changes when necessary.

The CBH80, CBH70, and CBH60 differ mainly in their width and cutting capabilities. The CBH80 boasts an impressive cutting width of 80 inches, making it ideal for large open fields, while the CBH70 offers a 70-inch cutting width, perfectly balancing efficiency and maneuverability. The CBH60, with a width of 60 inches, is designed for tighter spaces, allowing for easy navigation around trees, fences, and other obstacles.

Safety is paramount in the design of the CBH Series. Each model incorporates features such as safety guards and shields to protect users from debris during operation. Furthermore, the mowers are equipped with a quick-stop system that halts blade rotation almost instantly when the operator releases control, enhancing overall safety.

In conclusion, the Bush Hog CBH Series, with its models CBH80, CBH70, and CBH60, embodies a harmonious blend of power, durability, and user-centric design. Equipped with innovative technologies and safety features, these mowers are well-suited for various operational needs, proving to be invaluable tools for anyone looking to maintain their land effectively. Whether you have extensive acres to manage or a smaller yard, the CBH Series offers the versatility and performance to meet your mowing requirements.
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