4-27 Section 4 - Lubrication & Maintenance

Every 250 Hours

Operation 32

Check the Weight Kit (Optional) Hardware Torques

Check the hardware securing the front, upper rear and rear weight brackets and weights to the tractor..

Front weight kit - Check the ten flanged nuts (1) securing the bracket to the tractor and torque to 633 N·m (467 ft-lbs)..

Check the weight mounting bolts (2) securing the weights to the weight bracket and torque to 480 N·m (354 ft-lbs)..

Check the tie rod nuts (3) and torque to 633 N·m (467 ft-lbs)..

Rear weight kit

Check the eight bolts (4) securing the bracket to the tractor and torque to 633 N·m (467 ft-lbs)..

The rear weights are mounted using the same procedure as the front weight kit.. Check the weight mounting bolts (2) securing the weights to the weight bracket and torque to 480 N·m (354 ft-lbs)..

Check the tie rod nuts (3) and torque to 633 N·m (467 ft-lbs)..

Upper rear weight kit (not shown)

Check the six bolts (5) securing the bracket to the tractor and torque to 633 N·m (467 ft-lbs)..

The upper rear weights are mounted using the same procedure as the front weight kit.. Check the weight mounting nuts (2) securing the weights to the weight bracket and torque to 480 N·m (354 ft-lbs)..

Check the tie rod nuts (3) and torque to 633 N·m (467 ft-lbs)..

Wrench size: 30 mm

Operation 33

Check the Wheel Hardware Torque

All wheel mounting hardware must be checked for proper torque.. The following chart shows wheel torques, based on wheel configuration..

Wrench size: 30 mm

NOTE: For identification of particular hardware components, see Operation 75 later in this section.

3

2

1

F4-32

4

F4-68

 

5

 

F4-69

Configuration

Torques

Singles

Wheel to Hub Nuts

 

710 N·m (525 ft-lbs..)

Standard and Special

Wheel to Hub Nuts

Row Crop Drum Duals

710 N·m (525 ft-lbs..)

Drum Style Triples

Wheel to Hub Nuts

 

710 N·m (525 ft-lbs..)

 

Center Wheel to Outer

 

Wheel Nuts

 

710 N·m (525 ft-lbs..)

435/485/535