Part 4

Reverse Input Clutch Disassemble

Tools Required
- J 23327-1 Clutch Spring Compressor
- J 25018-A Clutch Spring Compressor Adapter

1. Remove the reverse input clutch retaining ring (614).
2. Remove all reverse input clutch plates (611- 613).

3. Install the J 23327-1 and the J 25018-A.
4. Compress the reverse input clutch spring assembly.
5. Remove the reverse input clutch spring retainer ring (610).

6. Remove the reverse input clutch spring assembly (609).
7. Remove the reverse input clutch piston assembly (607).

Reverse Input Clutch Bushing Replacement

Removal Procedure

Tools Required
- J 25019 Bushing Service Set
- J 34196B Bushing Service Set
- J 7004-1 Universal Remover J 8092 Driver Handle

1. Inspect the reverse input clutch housing and drum assembly for the following conditions:
- Damaged or worn bushings
- Surface on the hub and outer housing
- Leak at the weld

2. Using the J 25019-16 with the J 7004-1, remove the reverse input clutch front bushing (603).

3. Using the J 25019-4 with the J 8092 remove the reverse input clutch rear bushing (606).

Installation Procedure

1. Using the J 25019-9 with the J 8092 install a reverse input clutch front bushing (603).

2. Using the J 34196-3 with the J 8092, install a reverse input clutch rear bushing (606).

Reverse Input Clutch Assemble

Tools Required
- J 23327-1 Clutch Spring Compressor
- J 25018-A Clutch Spring Compressor Adapter

1. Inspect the reverse input clutch piston (607) for the following defects:
- Damaged or porosity
- Ring groove damage
2. Install the reverse input clutch inner and outer seals (608) on the piston.

3. Install the reverse input clutch piston (607) into the reverse input clutch housing and drum assembly (605).
4. Inspect the reverse input clutch spring assembly (609) for distortion or damage.
5. Install the reverse input clutch spring assembly (609).

6. Install the J 23327-1 and the J 25018-A.
7. Install the reverse input clutch spring retainer ring (610).

8. Inspect the belleville plate (611) the fiber plate assemblies (612B), the steel turbulator plates (612A) and the selective backing plate (613) for the following items:
- Damaged tangs Delamination
- Excessive wear
- Heat damage or wear

1. Inspect the reverse input clutch piston (607) for the following defects:
- Damaged or porosity
- Ring groove damage
2. Install the reverse input clutch inner and outer seals (608) on the piston.

6. Install the J 23327-1 and the J 25018-A.
7. Install the reverse input clutch spring retainer ring (610).

9. Install the reverse input clutch belleville plate (611), with the inner diameter up, into the reverse input clutch housing and drum assembly (605).
10. Install the reverse input clutch plates starting with a steel turbulator plate (612A) and alternate with a fiber plate assembly (612B).
11. Install the reverse input clutch selective backing plate (613).
12. Install the reverse input clutch retaining ring (614).

Reverse Input Clutch Plate Travel Check

Inspection Procedure

1. Apply an evenly distributed load to the clutch pack.
2. Apply medium pressure, approximately 59 Newton Meters (20 lb ft), on the selective backing plate.
3. Use feeler gages to check the reverse input clutch plate travel.
4. Check the travel between the selective backing plate and the reverse input clutch retainer ring.
The reverse input clutch plate travel should be 1.02-1.94 mm (0.040-0.076 in).
5. Select the proper selective backing plate to obtain the correct travel. Refer to Reverse Input Clutch Backing Plate Selection.

Reverse Input and Input Clutches Installation

1. Install the selective thrust washer (616) on the input housing (621).
2. Install the stator shaft/selective washer bearing assembly (615) on the input housing (621). The black race on the bearing goes toward the oil pump.
3. Install the reverse input clutch assembly (605) on the input housing (621).
4. Index the reverse input clutch plates with the input clutch hub. Make certain all clutch plates are fully engaged.

5. Install the reverse input and the input clutch assembly into the transmission case.
6. Index the 3rd and 4th clutch plates with the input internal gear.
- Ensure that all clutch plates are fully engaged.
4. Check the travel between the selective backing plate and the reverse input clutch retainer ring.
The reverse input clutch plate travel should be 1.02-1.94 mm (0.040-0.076 in).
5. Select the proper selective backing plate to obtain the correct travel. Refer to Reverse Input Clutch Backing Plate Selection.

Reverse Input and Input Clutches Installation

1. Inspect the 2-4 band assembly (602) for damage or wear.
2. Install the 2-4 band (602) into the case.

3. Install the band anchor pin into the case.
4. Index the band to fit the band anchor pin into the band.

Oil Pump Disassemble

Removal Procedure

1. Remove the thrust (pump to drum) washer (601).

2-4 Band Assembly Installation

1. Inspect the 2-4 band assembly (602) for damage or wear.
2. Install the 2-4 band (602) into the case.

3. Install the band anchor pin into the case.
4. Index the band to fit the band anchor pin into the band.

Oil Pump Disassemble

Removal Procedure

1. Remove the thrust (pump to drum) washer (601).

2. Remove the oil (pump to case) seal (605).
3. Remove the pump cover bolts (233).
4. Remove the pump cover (215) from the pump Body (200).

Oil Pump Body Disassemble

Removal Procedure

1. Remove the pump slide inner (207) and outer (206) springs.
2. Place a rag over the springs while removing them to prevent the springs from flying out.

3. Remove the oil pump rotor (212) and pump vane rings (210).
4. Remove the pump vanes (213).
5. Remove the rotor guide (211).

6. Remove the pump slide (203), pump slide support seal (208) and the pump slide seal (209).
7. Remove the slide seal back-up O-ring seal (202) and the oil seal (slide to wear plate) ring (201).
8. Remove the pivot slide pin (205) and the pivot pin spring (204).

Oil Pump Rotor and Slide Measurement

Important: You must measure the rotor and slide thickness for surface wear. The rotor and slide measurements must both fall into the same thickness range. If the rotor and slide measurements do not fall into the same thickness range, or are outside of all the ranges, the oil pump must be replaced as an assembly.
- Refer to Oil Pump Rotor and Slide Measurement.
- Measure the oil pump rotor (212) thickness.
- Measure the oil pump slide (203) thickness.

Oil Pump Body Bushing Replacement

Removal Procedure

Tools Required
- J 41778-1 Pump Body Bushing Installer/Remover
- J 41778-2 Pump Body Bushing Position Stop

1. Inspect the oil pump Body for the following defects:
- Worn or damaged bushings
- Foreign material or debris
- Porosity
- Scored or irregular mating faces
- Cross channel leaks ring groove damage

2. Remove the front helix retainer (244).
3. Remove the oil seal assembly (243).

4. Using the J 41778-1 with an arbor press, remove the pump Body bushing (242).

5. Using J 41778-1 with an arbor press, install a new pump Body bushing (242).

6. Use the J 41778-2 to ensure proper bushing depth.

Oil Pump Body Assemble

Installation Procedure

Tools Required
- J 25016 Pump Oil Seal Installer
- J 36850 Assembly Lubricant

1. Using the J 25016, install the oil seal assembly (243).

2. Install the front helix retainer (244).

3. Install an O-ring seal (202) and oil seal ring (201) into the groove on the back side of the pump slide (203).
4. Use J 36850, or an equivalent, to retain the seal and the ring on the slide.
5. Install the pivot pin spring (204) and the pivot pin (205).
6. Install the pump slide (203).
7. Index the slide notch with the pivot pin (205).
The oil seal ring must face downward into the pump pocket.
8. Install the pump slide seal support (208) and the pump slide seal (209).

9. Install the pump slide inner (207) and outer (206) springs.

10. Install the bottom pump vane ring (210) and the rotor guide (211) into the rotor (212) and retain with J 36850 or an equivalent.
11. Install the rotor (212) with the rotor guide (211) toward the pump pocket.
12. Install the pump vanes (213).
13. Install the top pump vane ring (210).

Oil Pump Cover Disassemble

1. Remove the oil pump reverse boost valve retaining ring (221).
2. Remove the reverse boost valve sleeve (220) and the reverse boost valve (219).
3. Remove the pressure regulator isolator spring (218) and the pressure regulator valve spring (217).
4. Remove the pressure regulator valve (216).

5. Remove the oil pump converter clutch valve retaining ring (222).
6. Remove the stop valve (223) and the converter clutch valve (224).
7. Remove the converter clutch valve inner (225) and outer (226) springs.

8. Remove the pressure relief bolt rivet (227).
9. Remove the pressure relief spring (229) and the pressure relief ball (228).
10. Remove the oil pump cover screen (232) and the oil pump cover
screen seal (231).

11. Remove the stator shaft oil seal rings (230).

Oil Pump Stator Shaft Bushing Replacement

Tools Required
- J 21465-01 Bushing Service Set
- J 25019 Bushing Service Set
- J 7004-1 Universal Remover J 8092 Driver Handle

1. Inspect the pump cover, all check valve retainer and ball assemblies (237), cup plugs (235, 236) and orificed cup plugs (238, 240).

2. Inspect the pump cover for the following:
screen seal (231).

1. Inspect the pump cover, all check valve retainer and ball assemblies (237), cup plugs (235, 236) and orificed cup plugs (238, 240).

2. Inspect the pump cover for the following:
- Worn or damaged bushings.
- Foreign material or debris
- Porosity
- Scored or irregular mating faces
- Cross channel leaks
- Ring groove damage

3. Using the J 21465-15 with the J 7004-1, remove the stator shaft front bushing (234).

4. Using the J 21465-2 and the J 8092 install a new stator shaft front bushing (234).

5. Using the J 25019-14 with the J 7004-1, remove the stator shaft rear bushing (241).

6. Using the J 25019-6 and the J 8092 install the stator shaft rear bushing (241).
4. Using the J 21465-2 and the J 8092 install a new stator shaft