Part 2

AA80E AUTOMATIC TRANSMISSION / TRANSAXLE: AUTOMATIC TRANSMISSION UNIT: DISASSEMBLY (Continued)

23. REMOVE FRONT PLANETARY GEAR ASSEMBLY

(a) Remove the front planetary gear with the front planetary sun gear from the overdrive and reverse clutch disc assembly.





(b) Remove the 3 oil seal rings.





(c) Remove the clutch drum thrust washer.





(d) Remove the 2 clutch drum oil seal rings.





(e) Remove the front planetary sun gear.





24. INSPECT FRONT PLANETARY GEAR ASSEMBLY Transmission Unit

25. REMOVE OVERDRIVE CLUTCH DISC SET

(a) Using a screwdriver, remove the snap ring from the overdrive direct clutch drum sub-assembly.





(b) Remove the flange, 4 discs and 4 plates from the overdrive direct clutch drum sub-assembly.





26. INSPECT OVERDRIVE CLUTCH DISC Transmission Unit

27. REMOVE REVERSE CLUTCH DISC SET

(a) Using a screwdriver, remove the snap ring from the reverse clutch drum sub-assembly.





(b) Remove the flange, 5 discs, 5 plates and cushion plate from the reverse clutch drum sub-assembly.





28. INSPECT REVERSE CLUTCH DISC Transmission Unit

29. REMOVE REVERSE CLUTCH PISTON

(a) Place SST on the reverse clutch balancer, and compress the return spring with a press.





SST : 09380-50010

(b) Using SST, remove the snap ring.

SST : 09350-30020

09350-07070

(c) Remove the reverse clutch balancer and reverse clutch return spring from the reverse clutch drum sub-assembly.





(d) Hold the clutch piston and apply compressed air to the oil hole of the reverse clutch drum to remove the clutch piston.





(e) Remove the O-ring from the reverse clutch piston.

30. INSPECT REVERSE CLUTCH RETURN SPRING SUB-ASSEMBLY Transmission Unit

31. REMOVE REVERSE CLUTCH DRUM SUB-ASSEMBLY

(a) Remove the reverse clutch drum from the overdrive direct clutch drum.





HINT
The reverse clutch drum is easier to remove if the hole snap ring is installed. Use the hole snap ring removed in "remove reverse clutch disc set".

(b) Remove the 3 O-rings from the reverse clutch drum sub-assembly.

32. REMOVE OVERDRIVE DIRECT CLUTCH PISTON SUB-ASSEMBLY

(a) Place SST on the No. 3 clutch balancer, and compress the return spring with a press.





SST : 09380-50010

(b) Using SST, remove the snap ring.

SST : 09350-30020

09350-07070

(c) Remove the No. 3 clutch balancer and overdrive clutch return spring sub-assembly.





(d) Hold the overdrive direct clutch piston and apply compressed air to the oil hole of the overdrive direct clutch drum to remove the overdrive direct clutch piston sub-assembly.





(e) Remove the O-ring from the No. 3 clutch balancer.

(f) Remove the O-ring from the overdrive direct clutch piston sub-assembly.

(g) Remove the O-ring from the overdrive direct clutch drum sub-assembly.

33. INSPECT OVERDRIVE CLUTCH RETURN SPRING SUB-ASSEMBLY Transmission Unit

34. INSPECT OVERDRIVE DIRECT CLUTCH DRUM SUB-ASSEMBLY Transmission Unit

35. REMOVE FORWARD MULTIPLE CLUTCH DISC ASSEMBLY WITH FRONT PLANETARY RING GEAR

(a) Remove the forward multiple clutch disc assembly with front planetary ring gear, thrust needle roller bearing and race from the transmission case.





(b) Using needle-nose pliers, detach the snap ring and remove the front planetary ring gear and snap ring from the forward multiple clutch disc assembly.





36. REMOVE FORWARD MULTIPLE CLUTCH DISC SET

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





(b) Remove the flange, 6 discs, 6 plates and cushion plate.





37. INSPECT FORWARD MULTIPLE CLUTCH DISC Transmission Unit

38. REMOVE FORWARD CLUTCH PISTON

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





SST : 09380-50010

(b) Using SST, remove the snap ring.

SST : 09350-30020

09350-07070

(c) Remove the No. 1 clutch balancer and forward clutch return spring sub-assembly from the forward clutch drum sub-assembly.





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

(e) Hold the forward clutch piston and apply compressed air to the oil hole of the forward clutch drum to remove the forward clutch piston.





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

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

40. INSPECT FORWARD CLUTCH DRUM SUB-ASSEMBLY Transmission Unit

41. REMOVE MULTIPLE DISC CLUTCH HUB

(a) Remove the multiple disc clutch hub from the transmission case.





(b) Remove the thrust bearing race and thrust needle roller bearing from the transmission case.

42. REMOVE SUN GEAR INPUT DRUM SUB-ASSEMBLY

(a) Remove the sun gear input drum, thrust needle roller bearing and race from the transmission case.





43. INSPECT SUN GEAR INPUT DRUM SUB-ASSEMBLY Transmission Unit

44. REMOVE ONE-WAY CLUTCH OUTER RACE WITH NO. 1 ONE-WAY CLUTCH

(a) Using SST, remove the snap ring from the transmission case.





SST : 09350-30020

09350-07060

(b) Remove the one-way clutch outer race with No.1 one-way clutch.