Part 2

A760H AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISSION UNIT: DISASSEMBLY

36. REMOVE 2ND BRAKE PISTON

(a) Using SST, a screwdriver and a press, remove the 2nd brake piston hole snap ring.





SST : 09351-40010

09351-04060

09351-04070

(b) Remove the No. 1 brake piston return spring sub-assembly.

(c) Hold the 2nd brake cylinder and apply compressed air (392 kPa, 4.0 kgf/cm2, 57 psi) to the 2nd brake cylinder to remove the 2nd brake piston.





(d) Remove the 2 O-rings from the 2nd brake piston.





37. INSPECT NO. 3 BRAKE PISTON RETURN SPRING SUB-ASSEMBLY Transmission Unit

38. REMOVE FRONT PLANETARY GEAR ASSEMBLY

(a) Remove the front planetary gear assembly and the one way clutch inner race from the transmission case.





(b) Remove the thrust needle roller bearing, the No. 3 thrust bearing race and the No. 2 planetary carrier thrust washer from the front planetary gear.





39. INSPECT FRONT PLANETARY GEAR ASSEMBLY Transmission Unit

40. INSPECT ONE WAY CLUTCH ASSEMBLY Transmission Unit

41. REMOVE FRONT PLANETARY RING GEAR

(a) Remove the front planetary ring gear from the transmission case.





42. REMOVE CENTER PLANETARY RING GEAR

(a) Using a screwdriver, remove the front planetary ring gear shaft snap ring.





(b) Remove the center planetary ring gear and the front planetary ring gear flange from the front planetary ring gear.





(c) Remove the thrust needle roller bearing from the front planetary ring gear flange.

43. REMOVE NO. 1 BRAKE DISC

(a) Remove the No. 1 brake flange, the 3 No. 1 brake discs and the 3 No. 1 brake plates from the transmission case.





44. INSPECT NO. 1 BRAKE DISC Transmission Unit

45. REMOVE BRAKE PISTON RETURN SPRING SNAP RING

(a) Using a screwdriver, remove the brake piston return spring snap ring from the transmission case.





46. REMOVE BRAKE PISTON RETURN SPRING SUB-ASSEMBLY

(a) Remove the brake piston return spring, the No. 1 brake piston and the No. 1 brake cylinder from the transmission case.





47. INSPECT BRAKE PISTON RETURN SPRING SUB-ASSEMBLY Transmission Unit

48. REMOVE NO. 1 BRAKE PISTON

(a) Hold the No. 1 brake cylinder and apply compressed air (392 kPa, 4 kgf/cm2, 57 psi) to the No. 1 brake cylinder to remove the No. 1 brake piston.





HINT
If the piston does not pop out with compressed air, lift the piston out with needle-nose pliers.

(b) Remove the 2 O-rings from the No. 1 brake piston.

49. REMOVE NO. 2 BRAKE DISC (for 4GR-FSE)

(a) Using a screwdriver, remove the No. 2 brake snap ring from the transmission case.





(b) Remove the 2 No. 2 brake flanges, No. 2 brake piston return spring sub-assembly, 3 No. 2 brake discs and 2 No. 2 brake plates from the transmission case.





50. REMOVE NO. 2 BRAKE DISC (for 2GR-FSE)

(a) Using a screwdriver, remove the No. 2 brake snap ring from the transmission case.





(b) Remove the 2 No. 2 brake flanges, No. 2 brake piston return spring sub-assembly, 4 No. 2 brake discs and 3 No. 2 brake plates from the transmission case.





51. INSPECT NO. 2 BRAKE DISC Transmission Unit

52. INSPECT NO. 2 BRAKE PISTON RETURN SPRING SUB-ASSEMBLY Transmission Unit

53. REMOVE NO. 2 BRAKE PISTON

(a) Hold the No. 2 brake piston and apply compressed air (392 kPa, 4 kgf/cm2, 57 psi) to the transmission case to remove the No. 2 brake piston and the No. 2 brake bearing race cylinder.





HINT
If the piston does not pop out with compressed air, lift the piston out with needle-nose pliers.

(b) Remove the piston from the cylinder.

(c) Remove the 2 O-rings from the No. 2 brake piston.

54. REMOVE CENTER PLANETARY GEAR ASSEMBLY

(a) Remove the center planetary gear assembly, the planetary sun gear and the No. 4 thrust bearing race from the transmission case.





55. INSPECT CENTER PLANETARY GEAR ASSEMBLY Transmission Unit

56. REMOVE INTERMEDIATE SHAFT

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





SST : 09350-30020

09350-07060

(b) Remove the intermediate shaft with the No. 3 one way clutch assembly from the transmission case.





57. INSPECT NO. 3 ONE WAY CLUTCH ASSEMBLY Transmission Unit

58. REMOVE NO. 3 ONE WAY CLUTCH ASSEMBLY

(a) Remove the No. 3 one way clutch assembly and the one way clutch inner race from the intermediate shaft.





59. REMOVE REAR PLANETARY RING GEAR FLANGE SUB-ASSEMBLY

(a) Remove the No. 8 thrust bearing race, the thrust needle roller bearing, the No. 7 thrust bearing race and the planetary ring gear flange from the intermediate shaft.





60. INSPECT REAR PLANETARY RING GEAR FLANGE SUB-ASSEMBLY Transmission Unit

61. INSPECT INTERMEDIATE SHAFT Transmission Unit

62. REMOVE BRAKE PLATE STOPPER SPRING

(a) Remove the brake plate stopper spring from the transmission case.





63. REMOVE NO. 4 BRAKE DISC

(a) Remove the rear cover sleeve, 4 No. 4 brake plates, 4 No. 4 brake discs and No. 4 brake flange from the transmission case.





64. INSPECT NO. 4 BRAKE DISC Transmission Unit

65. REMOVE REAR PLANETARY GEAR ASSEMBLY

(a) Remove the rear planetary gear assembly from the transmission case.





(b) Remove the 2 thrust needle roller bearings from the rear planetary gear assembly.





(c) Remove the No. 9 thrust bearing race from the transmission case.





66. INSPECT REAR PLANETARY GEAR ASSEMBLY Transmission Unit

67. REMOVE 1ST AND REVERSE BRAKE RETURN SPRING SUB-ASSEMBLY

(a) Place SST on the 1st and reverse brake return spring sub-assembly and compress the brake return spring.





SST : 09350-30020

09350-07050

(b) Using the SST, remove the 1st and reverse brake return spring shaft snap ring and the brake return spring.

SST : 09350-30020

09350-07070

68. INSPECT 1ST AND REVERSE BRAKE RETURN SPRING SUB-ASSEMBLY Transmission Unit

69. REMOVE 1ST AND REVERSE BRAKE PISTON

(a) Hold the 1st and reverse brake piston and blow compressed air (392 kPa, 4 kgf/cm2, 57 psi) into the transmission case to remove the 1st and reverse brake piston.





HINT
If the piston does not pop out with compressed air, lift the piston out with needle-nose pliers.

(b) Remove the brake apply tube from the piston.

(c) Remove the O-ring from the 1st and reverse brake piston.

70. REMOVE BRAKE REACTION SLEEVE

(a) Using SST, remove the brake reaction sleeve.





SST : 09350-30020

09350-07080

(b) Remove the 2 O-rings from the brake reaction sleeve.

71. REMOVE NO. 4 BRAKE PISTON

(a) Using SST, remove the No. 4 brake piston.





SST : 09350-30020

09350-07080

(b) Remove the 2 O-rings from the No. 4 brake piston.