Low And Reverse Brake: Reassembly

Install low and reverse brake piston.
1. Apply ATF to inner and outer seals, and install them onto low and reverse brake piston.
  Seal Ring Inner Diameter:
  
  Inner Seal: 5.539 in (140.7 mm)
  
  Outer Seal: 6.713 in (170.5 mm)
2. Face outer seal lip toward inside by gently rolling it down around circumference for easier installation into case.
3. Install low and reverse brake piston by pushing evenly around circumference, being careful not to damage outer seal.
Fig 1: Installing Low And Reverse Brake Piston
Courtesy of KIA MOTORS AMERICA, INC.
Install spring and retainer assembly.

Fig 2: Installing Low And Reverse Brake Spring And Retainer Assembly
Courtesy of KIA MOTORS AMERICA, INC.
Install SST (0K201 190 AA1) in transaxle case.
Compress spring and retainer assembly.
Install snap ring with snap-ring pliers.
Remove SST (0K 201 190 AA1).

Fig 3: Compressing Low And Reverse Brake Spring And Retainer Assembly
Courtesy of KIA MOTORS AMERICA, INC.
Check low and reverse brake piston operation.
1. Pour in ATF until low and reverse brake piston is fully submerged.
2. Check that no bubbles come from between piston and seals when applying compressed air through fluid passage.
Air pressure: 57 psi (392 kPa, 4.0 kg/cm ² )

Fig 4: Checking Low And Reverse Brake Piston Operation
Courtesy of KIA MOTORS AMERICA, INC.
Install drive and driven plates (four of each).
NOTE: Installation order: Driven-Drive-Driven-Drive-Driven-Drive-Driven-Drive

Fig 5: Installing Low And Reverse Brake Drive And Driven Plates
Courtesy of KIA MOTORS AMERICA, INC.
Install retaining plate.
Install snap ring.

Fig 6: Installing Low And Reverse Brake Snap Ring
Courtesy of KIA MOTORS AMERICA, INC.
Measure low and reverse brake clearance.
1. Measure clearance between snap ring and low and reverse brake retaining plate.
2. If clearance is not within specification, adjust it by selecting a proper snap ring.
Low and reverse brake clearance:

0.094-0.083 in (2.1-2.4 mm)

Fig 7: Measuring Low And Reverse Brake Clearance
Courtesy of KIA MOTORS AMERICA, INC.

Fig 8: Low And Reverse Brake Snap Ring Size Chart
Courtesy of KIA MOTORS AMERICA, INC.
Check low and reverse brake operation by applying compressed air through fluid passage as shown in figure.
Air pressure: 57 psi (392 kPa, 4.0 kg/cm ² ) maximum
Remove snap ring, retaining plate, drive and driven plates and set aside for later assembly.

Fig 9: Checking Low And Reverse Brake Operation
Courtesy of KIA MOTORS AMERICA, INC.