Part 1

A760F AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISSION UNIT: DISASSEMBLY

1. REMOVE TRANSMISSION CONTROL SHAFT LEVER RH





(a) Remove the nut, spring washer and control shaft lever RH.

2. REMOVE PARK/NEUTRAL POSITION SWITCH ASSEMBLY

(a) Using a screwdriver, bend the tabs of the lock washer.





(b) Remove the nut, lock washer and bolt.

(c) Remove the park/neutral position switch.

3. REMOVE OIL COOLER TUBE UNION





(a) Remove the 2 oil cooler tube unions.

(b) Remove the O-ring from each oil cooler tube union.

4. REMOVE SPEED SENSOR





(a) Remove the 2 bolts and 2 speed sensors.

(b) Remove the O-ring from each sensor.

5. REMOVE AUTOMATIC TRANSMISSION BREATHER TUBE





(a) Remove the 2 bolts.

(b) Remove the breather tube.

(c) Remove the O-ring from the tube.

6. REMOVE AUTOMATIC TRANSMISSION HOUSING





(a) Remove the 10 bolts and transmission housing.

7. REMOVE REAR TRANSFER ADAPTER





(a) Remove the 8 bolts and transfer adapter.

HINT
Use a brass bar and hammer to remove the transfer adapter.

(b) Using a screwdriver, remove the transfer adapter hole snap ring.

8. REMOVE TRANSFER CASE ADAPTER REAR OIL SEAL





(a) Using a screwdriver, pry out the oil seal.

NOTICE:
Be careful not to damage the transfer adapter.

HINT
Wrap the tip of the screwdriver with tape.

9. FIX AUTOMATIC TRANSMISSION CASE SUB-ASSEMBLY





(a) Install the transmission case to an overhaul attachment.

10. REMOVE AUTOMATIC TRANSMISSION OIL PAN SUB-ASSEMBLY

(a) Remove the drain plug and gasket.

(b) Remove the overflow plug and gasket.

(c) Remove the 20 bolts and oil pan.





NOTICE:
Do not turn the transmission over as this will contaminate the valve body with any foreign matter in the bottom of the pan.

11. INSPECT AUTOMATIC TRANSMISSION OIL PAN SUB-ASSEMBLY Transmission Unit

12. REMOVE VALVE BODY OIL STRAINER ASSEMBLY





(a) Turn over the transmission.

(b) Remove the 4 bolts and oil strainer from the valve body.

(c) Remove the O-ring from the oil strainer.

13. REMOVE TRANSMISSION WIRE





(a) Remove the 2 bolts and 2 temperature sensor clamps.

(b) Disconnect the 2 ATF temperature sensors.

(c) Disconnect the 9 solenoid valve connectors.

(d) Detach the wire harness from the 2 clamps.

(e) Remove the bolt and pull out the transmission wire.





(f) Remove the O-ring from the transmission wire connector.

14. REMOVE TRANSMISSION VALVE BODY ASSEMBLY

(a) Remove the bolt, detent spring cover and detent spring.

(b) Remove the 19 bolts and valve body.





15. REMOVE CHECK BALL BODY





(a) Remove the check ball body and spring.

16. REMOVE TRANSMISSION CASE GASKET





(a) Remove the 3 gaskets.

17. REMOVE BRAKE DRUM GASKET





(a) Remove the 3 gaskets.

18. REMOVE C-2 ACCUMULATOR PISTON





(a) While applying compressed air to the oil hole, remove the C-2 accumulator piston and spring.

(b) Remove the 2 O-rings from the piston.

NOTICE:
Be careful as the C-3 and B-3 accumulator pistons may jump out.

19. REMOVE B-3 ACCUMULATOR PISTON





(a) While applying compressed air to the oil hole, remove the B-3 accumulator piston and spring.

(b) Remove the 2 O-rings from the piston.

NOTICE:
Be careful as the C-3 accumulator piston may jump out.

20. REMOVE C-3 ACCUMULATOR PISTON





(a) While applying compressed air to the oil hole, remove the C-3 accumulator piston and 2 springs.

(b) Remove the 2 O-rings from the piston.

21. REMOVE B-1 ACCUMULATOR VALVE





(a) Remove the B-1 accumulator valve and 2 springs.

22. REMOVE PARKING LOCK PAWL BRACKET





(a) Remove the 3 bolts and bracket.

23. REMOVE PARKING LOCK ROD SUB-ASSEMBLY





(a) Remove the parking lock rod from the manual valve lever.

24. REMOVE PARKING LOCK PAWL SHAFT





(a) Pull out the parking lock pawl shaft from the front side to remove it, and then remove the lock pawl and spring.

(b) Remove the E-ring from the shaft.

25. REMOVE MANUAL VALVE LEVER SUB-ASSEMBLY





(a) Using a hammer and screwdriver, cut off the spacer and remove it from the shaft.

(b) Using a pin punch and hammer, tap out the spring pin.





HINT
Slowly drive out the spring pin so that it does not fall into the transmission case.

(c) Pull the manual valve lever shaft out through the case, and remove the manual valve lever.

26. REMOVE MANUAL VALVE LEVER SHAFT OIL SEAL





(a) Using a screwdriver, pry out the 2 oil seals.

NOTICE:
Be careful not to damage the transmission case.

HINT
Wrap the tip of the screwdriver with tape.

27. REMOVE OIL PUMP ASSEMBLY





(a) Remove the 10 bolts.

(b) Using SST, remove the oil pump.





SST : 09350-30020

09350-07020

(c) Remove the 2 thrust bearing races and O-ring from the oil pump.





28. REMOVE CLUTCH DRUM AND INPUT SHAFT ASSEMBLY





(a) Remove the clutch drum and input shaft drum assembly from the transmission case.

(b) Remove the clutch drum thrust washer and 2 thrust needle roller bearings.





29. INSPECT NO. 2 1-WAY CLUTCH ASSEMBLY Transmission Unit

30. REMOVE NO. 2 1-WAY CLUTCH ASSEMBLY





(a) Remove the No. 2 1-way clutch and clutch drum thrust washer from the clutch drum and input shaft assembly.

31. FIX CLUTCH DRUM AND INPUT SHAFT ASSEMBLY





(a) Place the oil pump onto the torque converter clutch, and then place the clutch drum and input shaft assembly onto the oil pump.

32. REMOVE REVERSE CLUTCH HUB SUB-ASSEMBLY





(a) Using a screwdriver, remove the snap ring.

(b) Remove the reverse clutch reaction sleeve and reverse clutch hub sub-assembly together with the rear clutch disc set from the clutch drum.





33. REMOVE REAR CLUTCH DISC SET





(a) Remove the clutch cushion plate, reverse clutch flange, 5 discs and 4 plates from the reverse clutch hub.

(b) Remove the reverse clutch flange from the clutch drum.





34. INSPECT REAR CLUTCH DISC Transmission Unit

35. INSPECT REVERSE CLUTCH HUB SUB-ASSEMBLY Transmission Unit

36. REMOVE FORWARD CLUTCH HUB SUB-ASSEMBLY





(a) Remove the thrust needle roller bearing, forward clutch hub and No. 3 clutch hub thrust washer from the clutch drum.

37. INSPECT FORWARD CLUTCH HUB SUB-ASSEMBLY Transmission Unit

38. REMOVE COAST CLUTCH HUB SUB-ASSEMBLY





(a) Remove the 2 thrust needle roller bearings, coast clutch hub together with the underdrive 1-way clutch and thrust bearing race from the clutch drum.

39. INSPECT UNDERDRIVE 1-WAY CLUTCH ASSEMBLY Transmission Unit

40. REMOVE UNDERDRIVE 1-WAY CLUTCH ASSEMBLY





(a) Remove the underdrive 1-way clutch from the coast clutch hub.

(b) Remove the No. 2 clutch hub thrust washer from the coast clutch hub.

41. REMOVE FORWARD MULTIPLE DISC CLUTCH DISC SET





(a) Using a screwdriver, remove the hole snap ring.

(b) Remove the flange, 5 discs and 5 plates from the input shaft.





42. INSPECT FORWARD MULTIPLE DISC CLUTCH CLUTCH DISC Transmission Unit

43. REMOVE COAST CLUTCH DISC SET





(a) Using a screwdriver, remove the hole snap ring.

(b) Remove the flange, 3 discs and 3 plates from the input shaft.





44. INSPECT COAST CLUTCH DISC Transmission Unit

45. REMOVE INPUT SHAFT ASSEMBLY





(a) Remove the input shaft from the clutch drum.

46. REMOVE INPUT SHAFT OIL SEAL RING





(a) Remove the 4 oil seal rings from the input shaft.

47. REMOVE COAST CLUTCH PISTON





(a) Place SST on the No. 1 clutch balancer, and compress the return spring with a press.

SST : 09350-30020

09350-07040

(b) Using SST, remove the snap ring.

SST : 09350-30020

09350-07070

(c) Remove the No. 1 clutch balancer and forward clutch return spring from the input shaft.





(d) Remove the O-ring from the No. 1 clutch balancer.





(e) Hold the coast clutch piston by hand and apply compressed air to the input shaft to remove the coast clutch piston.





48. INSPECT FORWARD CLUTCH RETURN SPRING SUB-ASSEMBLY Transmission Unit

49. REMOVE FORWARD CLUTCH PISTON





(a) Hold the forward clutch piston by hand and apply compressed air to the input shaft to remove the forward clutch piston.

(b) Remove the O-ring from the input shaft.





50. REMOVE DIRECT CLUTCH DISC SET





(a) Using a screwdriver, remove the 2 hole snap rings from the clutch drum.

(b) Remove the direct clutch flange, 6 discs and 6 plates from the clutch drum.