Part 2
A760H AUTOMATIC TRANSMISSION: AUTOMATIC TRANSMISSION UNIT: DISASSEMBLY
DISASSEMBLY
Part 2 of 2
31. INSPECT 2ND BRAKE DISC SET Transmission Unit
32. REMOVE 2ND BRAKE PISTON HOLE SNAP RING
(a) Using a SST, remove the snap ring.
SST: 09350-30020
09350-07060
33. REMOVE ONE WAY CLUTCH ASSEMBLY
(a) Remove the one way clutch assembly and the No. 1 planetary carrier thrust washer from the transmission case.
34. REMOVE 2ND BRAKE CYLINDER
(a) Remove the 2nd brake cylinder from the transmission case.
35. REMOVE 2ND BRAKE PISTON
(a) Using SST, a screwdriver and a press, remove the snap ring.
SST: 09351-40010
09351-04060
09351-04070
(b) Remove the brake piston return spring.
(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.
36. INSPECT NO. 3 BRAKE PISTON RETURN SPRING SUB-ASSEMBLY Transmission Unit
37. 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.
38. INSPECT FRONT PLANETARY GEAR ASSEMBLY Transmission Unit
39. INSPECT ONE WAY CLUTCH ASSEMBLY Transmission Unit
40. REMOVE FRONT PLANETARY RING GEAR
(a) Remove the front planetary ring gear from the transmission case.
41. REMOVE CENTER PLANETARY RING GEAR
(a) Using a screwdriver, remove the 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.
42. REMOVE NO. 1 BRAKE DISC
(a) Remove the flange, the 3 discs and the 3 plates from the transmission case.
43. INSPECT NO. 1 BRAKE DISC Transmission Unit
44. REMOVE BRAKE PISTON RETURN SPRING SNAP RING
(a) Using a screwdriver, remove the brake piston return spring snap ring from the transmission case.
45. 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.
46. INSPECT BRAKE PISTON RETURN SPRING SUB-ASSEMBLY Transmission Unit
47. 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.
48. REMOVE NO. 2 BRAKE DISC
(a) Using a screwdriver, remove the snap ring from the transmission case.
(b) Remove the 2 flanges, the brake piston return spring, the 3 discs and the 2 plates from the transmission case.
49. INSPECT NO. 2 BRAKE DISC Transmission Unit
50. INSPECT NO. 2 BRAKE PISTON RETURN SPRING SUB-ASSEMBLY Transmission Unit
51. 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 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.
52. 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.
53. INSPECT CENTER PLANETARY GEAR ASSEMBLY Transmission Unit
54. 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.
55. INSPECT NO. 3 ONE WAY CLUTCH ASSEMBLY Transmission Unit
56. 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.
57. REMOVE RR 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.
58. INSPECT RR PLANETARY RING GEAR FLANGE SUB-ASSEMBLY Transmission Unit
59. INSPECT INTERMEDIATE SHAFT Transmission Unit
60. REMOVE BRAKE PLATE STOPPER SPRING
(a) Remove the brake plate stopper spring from the transmission case.
61. REMOVE NO. 4 BRAKE DISC
(a) Remove the sleeve, 4 plates, 4 discs and flange from the transmission case.
62. INSPECT NO. 4 BRAKE DISC Transmission Unit
63. 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.
64. INSPECT REAR PLANETARY GEAR ASSEMBLY Transmission Unit
65. 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 snap ring and the brake return spring.
SST: 09350-30020
09350-07070
66. INSPECT 1ST AND REVERSE BRAKE RETURN SPRING SUB-ASSEMBLY Transmission Unit
67. REMOVE 1ST & 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 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 brake piston.
68. REMOVE BRAKE REACTION SLEEVE
(a) Using a SST, remove the reaction sleeve.
SST: 09350-30020
09350-07080
(b) Remove the 2 O-rings from the reaction sleeve.
69. 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.