Bush Hog 3860 QT manual Lift And Support All Loader Compo- Nents Safely, Torque Identification

Models: 3860 QT

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LIFT AND SUPPORT ALL LOADER COMPO- NENTS SAFELY.

Using a hoist to support the loader frame, align the subframe crosstube with the front bracket. Refer to Figure 7 and Figures 2, 3, & 4, page 10.

TORQUE IDENTIFICATION CAUTION Loader Subframe

LIFT AND SUPPORT ALL LOADER COMPO- NENTS SAFELY.

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9

7

 

 

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1

Figure 9

(1)Hinge nut.

(2)Hinge assembly.

(3)Snap pin in loader mounted position.

(4)Hardened flatwasher.

(5)Rear hinge pin.

(6)Subframe bushing.

(7)Subframe pedestal.

(8)Center mounting bracket tubes.

(9)Rear hinge pin outer hole.

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TORQUE IDENTIFICATION

(1)

Subframe Crosstube.

Figure 7

(2)

Front Bracket.

 

 

Slowly drive the tractor forward until the subframe crosstube is seated into the front bracket. Using hoist, lower the front end loader until the subframe assembly is seated on center bracket tubes. Refer to Figures 2, 3, & 4, page 10.

Using snap pins as handles, reinstall rear hinge pins and hinge assemblies. Remove snap pins from outer holes of rear hinge pins and reinstall into inner holes. Secure rear hinge pins to subframe bushings in loader mounted position as shown in Figure 8. Remove hinge nuts and hardened flatwashers from eyebolts. Swing hinge assemblies forward. Secure by locking hinge assemblies into position using hard- ened flatwashers and hinge nuts. Torque hinge nuts to 200 ft. lb. Refer to Figures 8 & 9.

 

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7

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2

 

Torque all mounting kit and loader hardware as specified.

(A)Identify hardware size and grade.

(B)Refer to Torque Chart, page 43 and find correct torque for your hardware size and grade.

(C)Torque hardware to this specification unless otherwise specified.

IMPORTANT: Make sure that all front bracket to tractor hardware and loader subframe to front crossbrace assembly hardware has been torqued properly before operating loader. Refer to Figure 10.

Loader Subframe

Figure 10

Loader Subframe to

Front Crossbrace

Asembly (3 each side)

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Loader Subframe

 

 

1

 

 

 

 

 

 

 

 

 

 

 

Front Crossbrace Assy.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Front Bracket to Tractor Bolts

 

FIGURE 8

 

 

 

(Quantity varies with Bracket Design

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Bush Hog 3860 QT manual Lift And Support All Loader Compo- Nents Safely, Torque Identification, Loader Subframe