Part 1

A760H AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISSION UNIT: DISASSEMBLY

Part 1 of 2

1. REMOVE TRANSFER ASSEMBLY

2. REMOVE TRANSMISSION CONTROL SHAFT LEVER LH






(a) Remove the nut, spring washer and the transmission control shaft lever LH.
3. REMOVE PARK/NEUTRAL POSITION SWITCH ASSEMBLY






(a) Using a screwdriver, unstake the lock washer.
(b) Remove the nut and lock washer.
(c) Remove the bolt and park/neutral position switch.
4. REMOVE TRANSMISSION OIL COOLER






(a) Remove the 3 bolts, transmission oil cooler and spacer.
(b) Remove the O-rings from the transmission oil cooler.
(c) Remove the O-rings from the spacer.
5. REMOVE SPEED SENSOR






(a) Remove the 2 bolts and the 2 speed sensors.
(b) Remove the O-rings from each sensor.
6. REMOVE AUTOMATIC TRANSMISSION BREATHER TUBE






(a) Remove the 2 bolts.
(b) Remove the breather tube.
7. REMOVE AUTOMATIC TRANSMISSION HOUSING






(a) Remove the 10 bolts.
(b) Remove the transmission housing.
8. FIX AUTOMATIC TRANSMISSION CASE SUB-ASSEMBLY






(a) Install the transmission case on the overhaul attachment.
9. REMOVE AUTOMATIC TRANSMISSION OIL PAN SUB-ASSEMBLY
NOTICE:
Do not turn the transmission over as this will contaminate the valve body with foreign matter located at the bottom of the pan.





(a) Remove the over flow plug and the gasket.
(b) Remove the drain plug and the gasket.
(c) Remove the 20 bolts, oil pan and gasket.






(d) Examine particles in the pan.
(1) Remove the magnets from the oil and use them to collect any steel chips. Look carefully at the chips and particles in the pan and on the magnet to anticipate what type of wear you will find in the transaxle.
Steel (magnetic): bearing, gear and plate wear
Brass (non-magnetic): bearing wear
10. REMOVE VALVE BODY OIL STRAINER ASSEMBLY






(a) Turn over the transmission.
(b) Remove the 4 bolts and valve body oil strainer assembly from the valve body.
(c) Remove the O-ring from the valve body oil strainer assembly.
11. REMOVE TRANSMISSION WIRE






(a) Remove the 3 bolts and disconnect the 3 clamps.
(b) Disconnect the 9 connectors from the shift solenoid valves.






(c) Remove the bolt from the transmission case.
(d) Pull the transmission wire out of the transmission case.
(e) Remove the O-ring from the transmission wire.
12. REMOVE TRANSMISSION VALVE BODY ASSEMBLY






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






(b) Remove the 20 bolts.
(c) Remove the valve body assembly.
13. REMOVE TRANSAXLE CASE GASKET






(a) Remove the 3 transaxle case gaskets.
14. REMOVE BRAKE DRUM GASKET






(a) Remove the 3 brake drum gaskets.
15. REMOVE CHECK BALL BODY






(a) Remove the check ball body and the spring.
16. REMOVE C-2 ACCUMULATOR PISTON






(a) While blowing compressed air into the oil hole, remove the C-2 accumulator piston and the spring.
(b) Remove the 2 O-rings from the piston.
NOTICE:
Take care as the C-3 and B-3 accumulator piston may jump out.

17. REMOVE B-3 ACCUMULATOR PISTON
(a) Applying compressed air to the oil hole, remove the B-3 accumulator piston and the spring.
(b) Remove the 2 O-rings from the piston.
NOTICE:
Take care as the C-3 accumulator piston may jump out.

18. REMOVE C-3 ACCUMULATOR PISTON






(a) While blowing compressed air into the oil hole, remove the C-3 accumulator piston and the 2 springs.
(b) Remove the 2 O-rings from the piston.
19. REMOVE B-1 ACCUMULATOR VALVE






(a) Remove the B-1 accumulator valve and the 2 springs.
20. REMOVE PARKING LOCK PAWL BRACKET






(a) Remove the 3 bolts and the parking lock pawl bracket.
21. REMOVE PARKING LOCK ROD SUB-ASSEMBLY






(a) Disconnect the parking lock rod from the manual valve lever.
22. REMOVE PARKING LOCK PAWL SHAFT






(a) Pull out the parking lock pawl shaft from the front side, then remove the lock pawl and the spring.
(b) Remove the E-ring from the shaft.
23. REMOVE MANUAL VALVE LEVER SUB-ASSEMBLY






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






(b) Using a pin punch and a hammer, drive 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.
24. REMOVE MANUAL VALVE LEVER SHAFT OIL SEAL






(a) Using a screwdriver, remove the 2 oil seals.
25. REMOVE OIL PUMP ASSEMBLY






(a) Remove the 10 bolts from the transmission case.






(b) Using a screwdriver with its tip wrapped with tape, pull out the oil pump.
NOTICE:
Do not damage the oil pump.





(c) Remove the thrust bearing race No.1 from the oil pump.
(d) Remove the O-ring from the oil pump.
26. REMOVE CLUTCH DRUM AND INPUT SHAFT






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






(b) Remove the clutch drum thrust washer, 2 thrust needle roller bearings and bearing race.
27. INSPECT 1 WAY NO.2 CLUTCH ASSEMBLY Transmission Unit

28. REMOVE 1 WAY NO.2 CLUTCH ASSEMBLY






(a) Remove the 1 way No.2 clutch assembly and clutch drum thrust washer from the clutch drum and input shaft assembly.
29. REMOVE BRAKE NO.3 SNAP RING






(a) Using a screwdriver, remove the brake No.3 snap ring from the transmission case.
30. REMOVE 2ND BRAKE DISC SET






(a) Remove the flange, cushion plate, 4 discs and 4 plates from the transmission case.
31. INSPECT 2ND BRAKE DISC SET Transmission Unit

32. REMOVE 2ND BRAKE PISTON HOLE SNAP RING






(a) Using SST, remove the snap ring.
SST: 09350-30020
09350-07060
33. REMOVE 1 WAY CLUTCH ASSEMBLY






(a) Remove the 1 way clutch assembly and the planetary carrier thrust washer No.1 from the transmission case.

Continued in Part 2 Part 2