SECTION 7C5 - HYDRA-MATIC 4L60-E AUTOMATIC

TRANSMISSION: UNIT REPAIR

1. TRANSMISSION DISASSEMBLE

1.1 GENERAL SERVICE INFORMATION

1.2 TRANSMISSION PREPARATION

1.3 2-4 SERVO ASSEMBLY

REMOVE

DISASSEMBLE

SERVO PIN LENGTH

1.4 SPEED SENSOR AND CASE EXTENSION

1.5 OIL PAN AND FILTER ASSEMBLY

1.6 CONTROL VALVE BODY AND WIRING HARNESS

1.7 CONVERTER HOUSING

1.8 TRANSMISSION END PLAY CHECK

1.9 OIL PUMP ASSEMBLY

1.10 REVERSE INPUT CLUTCH, INPUT

CLUTCH, 2-4 BAND & INPUT GEAR SET

1.11 REACTION GEAR SET

1.12 LOW AND REVERSE CLUTCH ASSEMBLY

1.13 INNER MANUAL SHAFT, LINKAGE AND SEAL

2. COMPONENT DISASSEMBLE, INSPECTION AND

REASSEMBLE

2.1 CASE

INSPECT

2.2 THIRD ACCUMULATOR RETAINER AND

BALL ASSEMBLY

INSPECT

REPLACE

2.3 CASE BUSHING

REPLACE

2.4 2-4 SERVO ASSEMBLY

INSPECT

2.5 LOW AND REVERSE CLUTCH ASSEMBLY

INSPECT

SPACER PLATE SELECTION

2.6 LOW AND REVERSE CLUTCH SUPPORT

ASSEMBLY

2.7 REACTION INTERNAL GEAR AND CARRIER

ASSEMBLY

INSPECT

2.8 REACTION SUN GEAR AND SHELL

INSPECT

SUN GEAR BUSH - REPLACE

2.9 INPUT INTERNAL GEAR AND OUTPUT SHAFT

INSPECT

REACTION CARRIER SHAFT BUSHES - REPLACE

2.10 TRANSMISSION OUTPUT SPEED SENSOR RING

REPLACE

2.11 INPUT CARRIER AND SUN GEAR

INSPECT

INPUT SUN GEAR BUSHES - REPLACE

2.12 INPUT CLUTCH HOUSING ASSEMBLY

DISASSEMBLE

INSPECT

FORWARD CLUTCH SPRAG ASSEMBLY

REASSEMBLE

INPUT CLUTCH HOUSING AIR CHECKS

REINSTALL TURBINE SHAFT SEALING RINGS

2.13 REVERSE INPUT CLUTCH ASSY

DISASSEMBLE

INSPECT

REVERSE INPUT CLUTCH HOUSING BUSHES

– REPLACE

REASSEMBLE

REVERSE INPUT CLUTCH AIR CHECK

2.14 2-4 BAND

INSPECT

2.15 OIL PUMP

DISASSEMBLE

INSPECT

OIL PUMP BUSHINGS - REPLACE

REASSEMBLE

OIL PUMP AIR CHECKS

2.16 CONTROL VALVE BODY

DISASSEMBLE

INSPECT

SPACER PLATE EVALUATION

REASSEMBLE

3. TRANSMISSION REASSEMBLE

3.1 MANUAL SHAFT & PARKING LINKAGE

3.2 LOW AND REVERSE CLUTCH PISTON

3.3 REACTION PLANETARY GEAR SET

3.4 LOW AND REVERSE CLUTCH PLATES

AND SUPPORT ASSEMBLY

3.5 REACT ION GEAR, INPUT GEAR AND

OUTPUT SHAFT

3.6 REVERSE INPUT CLUTCH, INPUT CLUTCH AND

INPUT GEAR SET

3.7 2-4 BAND ASSEMBLY

3.8 OIL PUMP

3.9 CONVERTER HOUSING

3.10 CONTROL VALVE BODY AND ASSOCIATED

COMPONENTS

3.11 OIL FILTER AND OIL PAN

3.12 CASE EXTENSION HOUSING AND SPEED

SENSOR

INSPECT

CASE EXTENSION HOUSING BUSH - REPLACE

REINSTALL

3.13 2-4 SERVO ASSEMBLY

SERVO PIN LENGTH - CHECK

REINSTALL

3.14. NEUTRAL START & BACK-UP LAMP SWITCH

ASSEMBLY

3.15 TORQUE CONVERTER

INSPECT

END PLAY - CHECK

REINSTALL

3.16 TRANSMISSION FIXTURE REMOVAL

4. TRANSMISSION REFERENCE DIAGRAMS

5. SPECIFICATIONS

6. TORQUE WRENCH SPECIFICATIONS

7. SPECIAL TOOLS

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