Fuller Advantage
TRSM0980 EN-US
|
October 2022 - B

Range Cylinder

Special Instructions

None

Special Tools

None

Component Identification

_Graphics/LineArt/TRSM0980_RangeCylinderID.png

1. Air Filter/Regulator Bolts (x2)

2. Air Filter/Regulator

3. Range Cylinder Cover Bolts (x4)

4. Range Cylinder Cover and Range Solenoid Valve

5. Range Solenoid Valve Cover

6. Range Cylinder Piston Bolt

7. Range Cylinder Piston

8. Range Cylinder Piston O-ring

9. Range Cylinder O-ring

10. Range Cylinder Bolts (x4)

11. Range Cylinder

Range Cylinder Disassembly

  1. Drain the air on truck before disconnecting the air supply line to the Air Filter Regulator.

    _Graphics/Web/TRSM_0970_range cyl rebuild disassy 1.jpg

  2. Disconnect the air lines and mark lines that go to the Range Cylinder low and high side fitting.

  3. Remove the Air Filter Regulator

    _Graphics/Web/TRSM0980_Air Filter regulator RR.jpg

  4. Disconnect the Transmission Harness from the Range Cylinder Actuator.

    _Graphics/Web/TRSM0980_Range cylinder trans harness RR.jpg

  5. Remove the 4 bolts that hold the Range Cover to the Range Cylinder and remove the cover.

    _Graphics/Web/TRSM0980_Range Cylinder cover 1.jpg

  6. Remove the retaining bolt for the Range Cylinder Piston.

    _Graphics/Web/TRSM_0970_range cyl rebuild disassy 5.jpg

  7. Remove the 4 bolts that retain the Range Cylinder to the Auxiliary Case.

    _Graphics/Web/TRSM_0970_range cyl rebuild disassy 6.jpg

  8. Remove the Range Cylinder and piston from the Auxiliary Case.

    _Graphics/Web/TRSM_0970_range cyl rebuild disassy 7.jpg

  9. Remove the piston from the Range Cylinder.

    _Graphics/Web/TRSM_0970_range cyl rebuild disassy 8.jpg

  10. Inspect for cut O-rings, rust or debris in the cylinder, scoring, and blocked air passages.

Range Cylinder Assembly

  1. Install a new O-ring on the Range Cylinder to seal against the Auxiliary Case.

    _Graphics/Web/TRSM_0970_range cyl rebuild assy 1.jpg

  2. Install a new O-ring in the Range Cylinder bore and the cylinder face. Lube the O-rings.

    _Graphics/Web/TRSM_0970_range cyl rebuild assy 2.jpg

  3. Install the Range Cylinder in the bore. Make sure the cylinder has "TOP" pointing up and bolt into place. Torque the 4 bolts 30–35 lb-ft.

    _Graphics/Web/TRSM_0970_range cyl rebuild assy 3.jpg

  4. Install a new O-ring on the Range Piston and Range Yoke Bar. Lube with silicone.

    _Graphics/Web/TRSM_0970_range cyl rebuild assy 4.jpg

  5. Install the Range Piston into the cylinder and onto the yoke bar.

    _Graphics/Web/TRSM_0970_range cyl rebuild assy 5.jpg

  6. Torque the bolt 35–45 lb-ft.

    _Graphics/Web/TRSM_0970_range cyl rebuild assy 6.jpg

  7. Install the two O-rings that seal the Range Cylinder to the Range Cover.

    Note: Verify that the small air passage is located at the bottom to align properly with the cover.

    _Graphics/Web/TRSM_0970_range cyl rebuild assy 7.jpg

  8. Install the Range Cylinder Cover and 4 bolts. Torque bolts 30–35 lb-ft.

    _Graphics/Web/TRSM0980_Range Cylinder cover 1.jpg

  9. Reconnect the Transmission Harness to the Range Cylinder Actuator.

    _Graphics/Web/TRSM0980_Range cylinder trans harness RR.jpg

  10. Install the Air Filter Regulator and torque bolts 8–12 lb-ft.

    _Graphics/Web/TRSM0980_Air Filter regulator RR.jpg

  11. Install the air lines to the Range Cover as marked and connect the air supply lines to the Air Filter Regulator.

  12. Verify all the work is done correctly. Air-up the truck and verify operation of the Transmission Range System.