Part 6
Installation Procedure
Caution: Valve springs can be tightly compressed. Use care when removing retainers and plugs. Personal injury could result.
Important: Lubricate all parts with Dexron-III automatic transmission fluid before installation.
1. Install the following items:
1. The isolator valve (398)
2. The regulator apply spring (397)
3. The regulator apply valve (380)
4. The bore plug (381)
5. The bore plug retainer (395)
2. Install the following items:
1. The 4-3 sequence valve spring (382)
2. The 4-3 sequence valve (383)
3. The 3-4 relay valve (384)
4. The bore plug (381)
5. The bore plug retainer (395)
3. Install the following items:
1. The 3-4 shift valve (385)
2. The 3-4 shift valve spring (386)
3. The bore plug (381)
4. The bore plug retainer (395)
4. Install the following items:
1. The reverse abuse valve (387)
2. The reverse abuse valve spring (388)
3. The bore plug (359)
4. The coiled spring pin (360)
5. The 3-2 downshift valve (389)
6. The 3-2 downshift valve spring (390)
7. The bore plug (381)
8. The bore plug retainer (395)
5. Install the following items:
1. The 3-2 control valve spring (392)
2. The 3-2 control valve (391)
3. The 3-2 control solenoid (394)
4. The solenoid retainer (395)
6. Install the following items:
1. The actuator feed limit valve (374)
2. The actuator feed limit valve spring (375)
3. The bore plug (376)
4. The bore plug retainer (395)
5. The pressure control solenoid (377)
6. The solenoid retainer (378)
7. The solenoid retainer bolt (364)
7. Install the following items:
1. The 1-2 accumulator valve spring (370)
2. The 1-2 accumulator valve (371) in the 1-2 accumulator valve sleeve (372)
3. The 1-2 accumulator valve and sleeve assembly
4. The coiled spring pin (360)
8. Install the following items:
1. The 2-3 shift valve (368)
2. The 2-3 shuttle valve (369)
3. The 2-3 shift solenoid valve (367B)
4. The solenoid retainer (395)
9. Install the following items:
1. The 1-2 shift valve spring (365)
2. The 1-2 shift valve (366)
3. The 1-2 shift solenoid valve (367A)
4. The solenoid valve retainer (395)
10. Install the following items:
1. The forward abuse valve (357)
2. The forward abuse valve spring (358)
3. The bore plug (359)
4. The coiled spring pin (360)
5. The low overrun valve (361)
6. The low overrun valve spring (362)
11. Install the following items:
1. The forward accumulator oil seal (353) on the forward accumulator piston (354)
2. The forward accumulator pin (355)
3. The forward accumulator piston (354)
4. The forward accumulator spring (356)
5. The forward accumulator cover (363)
6. The forward accumulator cover bolts (364)
12. Install the manual valve (340).
3-4 Accumulator Installation
1. Inspect the 34 accumulator piston (44) for the following conditions:
- Porosity
- Cracks
- Scoring
- Nicks and scratches
2. Install the 3-4 accumulator piston oil seal ring (45) on the 3-4 accumulator piston (44).
3. Install the 3-4 accumulator piston and seal assembly into the bore.
4. Inspect the 3-4 accumulator spring for cracks.
5. Install the 3-4 accumulator spring (model dependent).
1-2 Accumulator Disassemble
1. Blow air into the 1-2 accumulator housing (57) to remove the 1-2 accumulator piston (56).
2. Remove the 1-2 inner (104) and outer (54) accumulator springs.
1-2 Accumulator Assemble
1. Inspect the 1-2 accumulator piston (56) for the following conditions:
- Porosity
- Cracks
- Scoring
- Nicks and Scratches
2. Install a 1-2 accumulator piston oil seal ring (55) on the 1-2 accumulator piston (56).
3. Inspect the 1-2 accumulator housing for the following conditions:
- Porosity
- Cracks
- Scoring
- Nicks and Scratches
- Debris or blocked passages
4. Install the 1-2 inner (104) and outer (54) accumulator springs.
5. Install the 1-2 accumulator piston (56).
1-2 Accumulator Installation
Tools Required
- J 25025-5 Guide Pins
- J 36850 Assembly Lubricant
1. Inspect the valve Body spacer plate and the solenoid screens (49, 50) for damage or debris.
Replace the solenoid screens (49, 50) if necessary.
2. Install the #1 checkball into the case.
3. Install the J 25025-5 into the case.
4. Place the spacer plate to case gasket (47) (identified by a "C") and the spacer plate to valve Body gasket (52) (identified by a "V") on the spacer plate (48). Retain gaskets on the spacer plate with J 36850 or equivalent.
5. Place the spacer and the spacer plate gaskets on the case.
6. Install the spacer plate support plate (53).
7. Install the spacer plate support bolts (77).
8. Install the 1-2 accumulator housing assembly (57).
9. Install the 1-2 accumulator housing bolts (58, 59).
Tighten
Tighten the bolts to 11 Newton Meters (8 lb ft).
Control Valve Body Installation
Tools Required
- J 25025-5 Guide Pins
- J 36850 Assembly Lubricant
1. Install the checkballs (2- 6, 8, 12) in the valve Body and retain check balls with J 36850 or an equivalent.
2. Install the valve Body over the J 25025-5 Guide Pins, and connect the manual valve link to the manual valve.
3. Install two bolts to hold the valve Body in place.
4. Remove the J 25025-5.
5. Install the fluid level indicator stop bracket (93) and the valve Body bolts (62) that are shown only.
6. Finger tighten the bolts.
7. Inspect the Transmission Fluid Pressure (TFP) Manual Valve Position Switch Assembly for the following conditions:
- Damage Debris
- Damaged or missing O-rings
- Cracked connector Loose Pins
8. Install the TFP manual valve position switch (69) and bolts (62, 70).
9. Inspect the wiring harness solenoid assembly for the following conditions:
- Damage
- Cracked connectors
- Exposed wires
- Loose Pins
10. Install the transmission wiring harness on the valve Body.
11. Install the TCC solenoid valve and bolts (68).
Important: You must tighten certain bolts in a spiral pattern as indicated by the arrows If you tighten these bolts at random you may distort valve bores. This will inhibit valve operation.
12. Tighten the bolts in the order shown.
Tighten
Tighten the bolts to 11 N.m (8 lb ft).
13. Each bolt number refers to a specific bolt size, as indicated by the following list:
- 1- M6x1.0x65.0
- 2- M6x1.0x54.4
- 3- M6x1.0x47.5
- 4- M6x1.0x35.0
- 5- MBx1.25x20.0
- 6- M6x1.0x12.0
- 7- M6x1.0x18.0
14. Install the TCC PWM solenoid valve (396) and the solenoid retainer (395).
Wiring Harness Installation
Connect all electrical connectors (1 - 6) to the electrical components.
Manual Detent Spring Installation
1. Inspect the manual detent spring assembly (63) for cracks or damage.
2. Install the manual detent spring assembly (63).
3. Install the manual detent spring bolt (64).
Tighten
Tighten the bolt to 24 N.m (18 lb ft).
Oil Filter Assembly Installation
1. Use a socket the same size diameter as the filter seal (71) and install the seal.
2. Install the transmission oil filter assembly (72).
Transmission Oil Pan Installation
1. Place the transmission oil pan gasket (73) on the case.
2. Place the transmission oil pan (75) on the case.
3. Install all of the transmission oil pan screws (76).
Tighten
Tighten the screws to 12 N.m (9 lb ft).
2 - 4 Servo Disassemble
Removal Procedure
Tools Required
- J 22269-01 Piston Compressor
1. Use a J 22269-01 to compress the second apply piston assembly (17).
2. Remove the second apply piston retaining ring (14).
3. Remove the servo cushion spring retainer (15), the servo cushion outer spring (16) and the servo cushion inner spring (105) (model dependent).
2 - 4 Servo Pin Length Check
Tools Required
- J 33037 2-4 Band Apply Pin Tool
1. Install the band apply pin and the J 33037.
2. Install the servo cover retaining ring to secure the tool.
3. Apply 11 Newton Meters (95 lb in) torque. If the white line appears in the gage slot (1), the pin length is correct.
4. If a new pin is needed, refer to 2-4 Servo Pin Selection in order to determine the correct pin length.