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With Tapered Bearings
How to Remove the Auxiliary Section With Tapered Bearings
Special Instructions
There can be different capscrew lengths, note their location.
Auxiliary sections can be removed either with the transmission in the horizontal position or the vertical position.
Auxiliary countershaft retaining straps may be installed to hold the countershafts in place. Auxiliary can be removed without straps, use caution.
Special Tools
• Typical Service Tools • An auxiliary section hanger bracket for horizontal removal • A steel bar longer than the width of the output yoke for vertical removal • A hoist with a lifting chain • Auxiliary countershaft retaining straps
1. Remove the four (4) capscrews and the auxiliary countershaft rear bearing cover, gasket, and rear bearing shim.
2. Install the auxiliary countershaft retaining straps with 2-3/8"
NC x 1" and 1-3/8" NC x 2-1/2" clean cap-screws.
WARNING: Do not use an air gun. Tighten by hand until the capscrews are snug.
3. From the auxiliary section housing, remove the retaining capscrews that attach the front section to the auxiliary section.
4. Insert the two (2) longest capscrews in the housing flange tapped holes. Tighten evenly to move the auxiliary section away from the front box. Go far enough to break the gasket seal.
5. Remove the capscrews from the tapped holes.
6. Attach an auxiliary section hanger bracket to the auxiliary section top.
7. Attach a lifting chain to the auxiliary section hanger bracket.
8. Move assembly to the rear until auxiliary section is free.
9. Remove the gasket and clean all mounting surfaces of gasket material.
1. With blocks under the clutch housing to prevent input shaft damage, place transmission in the vertical position, clutch housing down.
2. Remove the four (4) capscrews and the auxiliary countershaft rear bearing cover, gasket, and rear bearing shim.
3. Install the auxiliary countershaft retaining straps with 2-3/8"
NC x 1" and 1-3/8" NC x 2-1/2" clean capscrews.
WARNING: Do not use an air gun. Tighten by hand until the capscrews are snug.
4. From the auxiliary section housing, remove the retaining capscrews that attach the front box to the auxiliary section.
5. Install a steel bar through the yoke.
6. Attach a lifting chain to the steel bar.
7. Lift assembly from the front section.
8. Remove the gasket and clean all mounting surfaces of gasket material.
