Endurant HD
TRSM0950 EN-US
|
February 2025 - A

Input Shaft

Special Instructions

  • Input Shaft replacement requires transmission to be disassembled. Perform Main Shaft and Countershaft Service Procedure to access Input Shaft.
  • Clutch Housing is approximately 558 mm (22 inches) wide. Only perform steps to Disassemble/Assemble the Input Shaft when using a press. If the Clutch Housing is too large for the available press, perform steps to Manually Disassemble/Assemble Input Shaft with Input Shaft Press (RR1085TR).
Caution
A press is required for the removal and installation of the Input Shaft. Failure to use a press to remove and install the Input Shaft may result in transmission component damage.

Special Tools

  • Input Shaft Cup (RR1085TR-6)
  • Input Shaft Stand (RR1073TR)
  • Input Shaft Bearing Removal and Installation Tool (RR1075TR)
  • Universal Driver Handle (OE8044-T0)

    Note: If manually pressing the Input Shaft, additional tools are needed.

  • Input Shaft Press (RR1085TR)
  • Front Bearing Capture Plate (RR1085TR-7)
  • Input Bearing Driver (RR1049TR)
  • 4 (2 inch 7/16 inch Grade 8 or 50.8 mm M12 Grade 10.9) cap screws, washers and nuts

Component Identification

_Graphics/_LineArt/TRTS0950_InputShaft_ID.png

1. Input Shaft Assembly

2. Clutch Housing

3. Input Shaft Bearing O-ring

4. Input Shaft Bearing

5. Input Shaft Snap Ring

Disassemble the Input Shaft

  1. Ensure Input Shaft Snap Ring is removed.

  2. Place Clutch Housing in press with Input Shaft up.

    Caution
    Clutch Housing weighs approximately 50 lbs. Keep fingers clear of pinch points between Clutch Housing and other surfaces. Dropping Clutch Housing could result in component damage and/or personal injury.
    Notice
    A press is required for the removal and installation of the Input Shaft. Failure to use a press results in Input Shaft and/or Clutch Housing damage.
    Notice
    Support the Clutch Housing to avoid damaging the housing and sealing surface.

    Note: Clutch Housing is approximately 558 mm (22 inches) wide. If the Clutch Housing is too large for the available press, perform steps to Manually Disassemble Input Shaft with Input Shaft Press (RR1085TR).

    _Graphics/_Raster/TRSM0950_ISR_0715.png

  3. Place Input Shaft Cup (RR1085TR-6 on the end of the Input Shaft.

    _Graphics/_Raster/TRSM0950_ISR_0719.png

  4. Press Input Shaft from Clutch Housing.

    _Graphics/_Raster/TRSM0950_ISR_0726.png

  5. Place Clutch Housing in press with flywheel housing side of the Clutch Housing down.

    Notice
    Support the Clutch Housing to avoid damaging the housing.

  6. Place Input Shaft Bearing Removal and Installation Tool (RR1075TR) and Universal Driver Handle (OE8044-T0) onto Input Shaft Bearing.

  7. Press Input Shaft Bearing from Clutch Housing.

    _Graphics/_Raster/IMG_2171.png

  8. If present, remove Input Shaft Bearing O-ring and discard.

    Note: Install a new Input Shaft Bearing O-ring when assembling Clutch Housing with chamfered bearing bores.

    _Graphics/_Raster/TRSM0950_ISDA_7490.png

Assemble the Input Shaft

  1. Place Clutch Housing in press with flywheel housing side up.

    Notice
    Support the Clutch Housing to avoid damaging the housing and sealing surface.

  2. Inspect Input Shaft bearing bore for chamfered edge.

    • If chamfer is present, go to Step 3.
    • If chamfer is NOT present, go to Step 4.
    _Graphics/_Raster/TRSM0950_ISDA_7256.png

  3. Slide Input Shaft Bearing O-ring on Input Shaft Bearing until fully seated against snap ring.

    Note: Install a new Input Shaft Bearing O-ring when assembling Clutch Housing with chamfered bearing bores.

    _Graphics/_Raster/TRSM0950_ISDA_7490.png_Graphics/_Raster/TRSM0950_ISDA_7254.png

  4. Place Input Shaft Bearing Removal and Installation Tool (RR1075TR) and Universal Driver Handle (OE8044-T0) onto Input Shaft Bearing.

  5. Press Input Shaft Bearing into Clutch Housing.

    Notice
    Do not over press bearing into Clutch Housing. Over pressing could result in component damage.
    _Graphics/_Raster/IMG_2197.png

  6. Verify Input Shaft Bearing is fully seated in Clutch Housing.

    _Graphics/_Raster/TRSM0950_ISDA_7398.png

  7. Place Clutch Housing in press with flywheel housing side of the Clutch Housing down on Input Shaft Stand (RR1073TR), supporting the Inner Bearing Race of the Input Shaft Bearing.

    Notice
    Support the Inner Bearing Race to avoid damaging the Input Shaft Bearing in the Clutch Housing.
    _Graphics/_Raster/IMG_7093.png_Graphics/_Raster/IMG_7095.png_Graphics/_Raster/IMG_7100 copy.png

  8. Install Input Shaft into Clutch Housing.

    _Graphics/_Raster/TRSM0950_ISI_0811.png

  9. Place Input Shaft Cup (RR1085TR-6) on the Input Shaft.

    _Graphics/_Raster/TRSM0950_ISI_0814.png

  10. Press Input Shaft into Input Shaft Bearing until fully seated.

    Notice
    Do not over press Input Shaft into Clutch Housing. Over pressing could result in component damage.
    _Graphics/_Raster/TRSM0950_ISI_0818.png

  11. Install Input Shaft Snap Ring.

    Notice
    A new snap ring is required when reinstalling. A used snap ring may detach from Input Shaft and result in transmission component damage.

    Note: The snap ring will not install if Input Shaft is not fully seated into Input Shaft Bearing.

    _Graphics/_Raster/TRSM0950_ISDA_7641.png

Install Input Shaft Cover

  1. Clean sealing surfaces on the Clutch Housing and Input Shaft Cover.

  2. Slide the Input Shaft Cover over the Input Shaft.

    Note: Align "TOP" at 12 o'clock.

    _Graphics/_Raster/TRSM0950_ISDA_7863.png_Graphics/_Raster/TRSM0950_ISDA_7851.png

  3. Install the 7 Input Shaft Cover 13 mm cap screws and torque to 21-25 Nm (16-19 lb-ft) in a criss-cross pattern.

    _Graphics/_Raster/TRSM0950_ISDA_7860.png

Manually Disassemble Input Shaft with Input Shaft Press (RR1085TR)

  1. Ensure Input Shaft Snap Ring is removed.

  2. Place and support Clutch Housing on a bench.

    Note: Allow space to press the Input Shaft out of Clutch Housing.

    _Graphics/_Raster/IMG_1822.png

  3. Place Input Shaft Cup (RR1085TR-6) on the end of the Input Shaft.

    _Graphics/_Raster/TRSM0950_ISR_0533.png

  4. Place Input Shaft Press (RR1085TR) on the flywheel housing side of the Clutch Housing.

    Caution
    Input Shaft Press weighs approximately 30 lbs. Keep fingers clear of pinch point between Input Shaft Press and other surfaces. Dropping Input Shaft Press could result in component damage and/or personal injury.
    _Graphics/_Raster/IMG_3580.png

  5. Install and hand tighten 4 (2 inch 7/16 inch Grade 8 or 50.8 mm M12 Grade 10.9) cap screws, washers and nuts to attach press to housing.

    _Graphics/_Raster/TRSM0950_ISR_0539.png

  6. Place soft material under Input Shaft.

    _Graphics/_Raster/IMG_3580.png

  7. Rotate jack screw to press Input Shaft out of Clutch Housing.

  8. Remove 4 cap screws, washers, nuts and Input Shaft Press (RR1085TR) from Clutch Housing.

    Caution
    Input Shaft Press weighs approximately 30 lbs. Keep fingers clear of pinch points between Input Shaft Press and other surfaces. Dropping Input Shaft Press could result in component damage and/or personal injury.

  9. Place and support Clutch Housing on a bench.

    _Graphics/_Raster/IMG_1831.png

  10. Install Input Shaft Press (RR1085TR) on the Main Housing side of the Clutch Housing aligning the 3 notches on the side of Linear Clutch Actuator opening.

    Caution
    Input Shaft Press weighs approximately 30 lbs. Keep fingers clear of pinch points between Input Shaft Press and other surfaces. Dropping Input Shaft Press could result in component damage and/or personal injury.
    Notice
    Protect Clutch Housing to Main Housing sealing surface from damage or an oil leak may occur.
    _Graphics/_Raster/TRSM0950_ISDA_7647.png

  11. Install and hand tighten 4 Main Housing to Clutch Housing 16 mm cap screws in the inboard holes on each side of the press.

    _Graphics/_Raster/TRSM0950_ISDA_7653.png

  12. Place Input Shaft Bearing Removal and Installation Tool (RR1075TR) and Input Shaft Cup (RR1085TR-6) onto Input Shaft Bearing.

    _Graphics/_Raster/IMG_2065.png

  13. Rotate jack screw to press Input Shaft Bearing out of Clutch Housing.

    _Graphics/_Raster/IMG_2068.png

  14. If present, remove Input Shaft Bearing O-ring and discard.

    Note: Install a new Input Shaft Bearing O-ring when assembling Clutch Housing with chamfered bearing bores.

    _Graphics/_Raster/TRSM0950_ISDA_7490.png

  15. Remove 4 cap screws, washers, nuts and Input Shaft Press (RR1085TR) from Clutch Housing.

    Caution
    Input Shaft Press weighs approximately 30 lbs. Keep fingers clear of pinch points between Input Shaft Press and other surfaces. Dropping Input Shaft Press could result in component damage and/or personal injury.

Manually Assemble Input Shaft with Input Shaft Press (RR1085TR)

  1. Inspect Input Shaft bearing bore for chamfered edge.

    • If chamfer is present, go to Step 2.
    • If chamfer is NOT present, go to Step 3.
    _Graphics/_Raster/TRSM0950_ISDA_7547.png

  2. Slide Input Shaft Bearing O-ring on Input Shaft Bearing until fully seated against snap ring.

    Note: Install a new Input Shaft Bearing O-ring when assembling Clutch Housing with chamfered bearing bores.

    _Graphics/_Raster/TRSM0950_ISDA_7490.png_Graphics/_Raster/TRSM0950_ISDA_7254.png

  3. Place Input Shaft Press (RR1085TR) on the flywheel housing side of the Clutch Housing.

    Caution
    Input Shaft Press weighs approximately 30 lbs. Keep fingers clear of pinch point between Input Shaft Press and other surfaces. Dropping Input Shaft Press could result in component damage and/or personal injury.

  4. Install and hand tighten 4 (2 inch 7/16 inch Grade 8 or 50.8 mm M12 Grade 10.9) cap screws, washers and nuts to attach press to housing.

    _Graphics/_Raster/TRSM0950_ISR_0539.png

  5. Place Input Shaft Bearing into Clutch Housing.

  6. Place Input Shaft Bearing Removal and Installation Tool (RR1075TR), Input Bearing Driver (RR1049TR) and Input Shaft Cup (RR1085TR-6) onto Input Shaft Bearing.

    _Graphics/_Raster/TRSM0950_ISDA_7611.png

  7. Rotate jack screw to press Input Shaft Bearing into Clutch Housing.

    Notice
    Do not over press bearing into Clutch Housing. Over pressing could result in component damage.

  8. Remove Input Shaft Bearing Removal and Installation Tool (RR1075TR), Input Bearing Driver (RR1049TR) and Input Shaft Cup (RR1085TR-6).

  9. Verify Input Shaft Bearing is fully seated in Clutch Housing.

    _Graphics/_Raster/TRSM0950_ISDA_7398.png

  10. Install Front Bearing Capture Plate (RR1085TR-7) to the Clutch Housing using the Input Shaft Cover threaded mounting holes and hand tighten 4 plate cap screws with a 6 mm hex key.

    _Graphics/_Raster/TRSM0950_ISI_0807.png

  11. Torque cap screws to 21-25 Nm (16-19 lb-ft) in a criss-cross pattern.

  12. Place and support Clutch Housing on a bench.

    Note: Allow space to press the Input Shaft into Clutch Housing.

    _Graphics/_Raster/IMG_1831.png

  13. Install Input Shaft into Clutch Housing.

    _Graphics/_Raster/IMG_1835.png

  14. Place Input Shaft Cup (RR1085TR-6) onto Input Shaft.

    _Graphics/_Raster/IMG_1837.png

  15. Install Input Shaft Press (RR1085TR) on the Main Housing side of the Clutch Housing aligning the 3 notches on the side of Linear Clutch Actuator opening.

    Caution
    Input Shaft Press weighs approximately 30 lbs. Keep fingers clear of pinch points between Input Shaft Press and other surfaces. Dropping Input Shaft Press could result in component damage and/or personal injury.
    Notice
    Protect Clutch Housing to Main Housing sealing surface from damage or an oil leak may occur.
    _Graphics/_Raster/TRSM0950_ISDA_7650.png

  16. Install and hand tighten 4 Main Housing to Clutch Housing 16 mm cap screws in the inboard holes on each side of the press.

    _Graphics/_Raster/TRSM0950_ISDA_7653.png

  17. Rotate jack screw to press Input Shaft into Clutch Housing until fully seated.

    Notice
    Do not over press Input Shaft into Clutch Housing. Over pressing could result in component damage.
    _Graphics/_Raster/IMG_1848.png

  18. Remove 4 cap screws, washers, nuts and Input Shaft Press (RR1085TR) from Clutch Housing.

    Caution
    Input Shaft Press weighs approximately 30 lbs. Keep fingers clear of pinch points between Input Shaft Press and other surfaces. Dropping Input Shaft Press could result in component damage and/or personal injury.
    _Graphics/_Raster/IMG_3589.png

  19. Remove Front Bearing Capture Plate (RR1085TR-7) from Clutch Housing.

    _Graphics/_Raster/IMG_1855.png

  20. Install Input Shaft Snap Ring.

    Notice
    A new snap ring is required when reinstalling. A used snap ring may detach from Input Shaft and result in transmission component damage.

    Note: The snap ring will not install if Input Shaft is not fully seated into Input Shaft Bearing.

    _Graphics/_Raster/TRSM0950_ISDA_7641.png

Install Input Shaft Cover

  1. Clean sealing surfaces on the Clutch Housing and Input Shaft Cover.

  2. Slide the Input Shaft Cover over the Input Shaft.

    Note: Align "TOP" at 12 o'clock.

    _Graphics/_Raster/TRSM0950_ISDA_7863.png_Graphics/_Raster/TRSM0950_ISDA_7851.png

  3. Install the 7 Input Shaft Cover 13 mm cap screws and torque to 21-25 Nm (16-19 lb-ft) in a criss-cross pattern.

    _Graphics/_Raster/TRSM0950_ISDA_7860.png