A750F AUTOMATIC TRANSMISSION: CLUTCH DRUM AND INPUT SHAFT ASSEMBLY: REASSEMBLY; 2007 MY LX470 [08/2006

Last Modified: 7-3-2017	6.8:8.0.40	Doc ID: RM0000013FE00QX
Model Year Start: 2007	Model: LX470	Prod Date Range: [08/2006 - ]
Title: A750F AUTOMATIC TRANSMISSION: CLUTCH DRUM AND INPUT SHAFT ASSEMBLY: REASSEMBLY; 2007 MY LX470 [08/2006 - ]

REASSEMBLY

1. INSTALL DIRECT CLUTCH PISTON SUB-ASSEMBLY

(a) Coat 2 new O-rings with ATF, and install them in the direct clutch piston.

(b) Install the No. 2 clutch balancer and direct clutch return spring to the direct clutch piston.

(d) Be careful not to damage the O-rings. Press in the direct clutch piston into the clutch drum with both hands.

(e) Place SST on the direct clutch piston, and compress the return spring with a press.

SST: 09320-89010

SST: 09350-30020

09350-07070

(f) Install the snap ring with a snap ring expander.

NOTICE:

Be sure the end gap of the snap ring is not aligned with the spring retainer claw.
Stop pressing when the spring sheet is lowered to the place 1 to 2 mm (0.039 to 0.078 in.) from the snap ring groove to prevent the spring sheet from being deformed.
Do not expand the snap ring excessively.

(g) Set the end gap of the snap ring in the piston as shown in the illustration.

2. INSTALL REVERSE CLUTCH PISTON SUB-ASSEMBLY

(a) Coat a new O-ring with ATF, and install it on the clutch drum.

(b) Coat a new O-ring with ATF, and install it on the reverse clutch piston.

(c) Be careful not to damage the O-ring. Press in the clutch drum sub-assembly into the reverse clutch piston with both hands.

3. INSTALL REVERSE CLUTCH RETURN SPRING SUB-ASSEMBLY

(a) Coat a new O-ring with ATF, and install it on the reverse clutch piston.

(b) Install the reverse clutch return spring onto the reverse clutch piston.

4. INSTALL NO. 3 CLUTCH BALANCER

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

SST: 09387-00070

SST: 09350-30020

09350-07070

(b) Install the snap ring with a snap ring expander.

NOTICE:

Stop pressing when the spring sheet is lowered to the place 1 to 2 mm (0.039 to 0.078 in.) from the snap ring groove to prevent the spring sheet from being deformed.
Do not expand the snap ring excessively.

(d) Set the end gap of the snap ring in the piston as shown in the illustration.

5. INSTALL DIRECT CLUTCH DISK

(a) Install the reverse clutch flange, 6 plates and 5 discs on the clutch drum.

Install in order:

P - P - D - P - D - P - D - P - D - P - D - P - D - F

HINT:

P = Plate, D = Disc, F = Flange

(b) Using a screwdriver, install the 2 hole snap rings on the clutch drum.

6. INSPECT PACK CLEARANCE OF DIRECT CLUTCH

7. INSTALL REVERSE CLUTCH FLANGE

(a) Install the reverse clutch flange to the clutch drum.

8. INSTALL REVERSE CLUTCH REACTION SLEEVE

(a) Install the reverse clutch reaction sleeve, clutch cushion plate, reverse clutch flange, 5 reverse clutch discs, and 4 clutch plates to the reverse clutch hub.

(b) Using a screwdriver, install the hole snap ring.

9. INSPECT PACK CLEARANCE OF REVERSE CLUTCH

10. REMOVE REVERSE CLUTCH REACTION SLEEVE

(a) Using a screwdriver, remove the snap ring from the clutch drum.

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

11. INSTALL FORWARD CLUTCH PISTON

(a) Coat 2 new O-rings with ATF, and install them on the No. 1 forward clutch piston.

12. INSTALL NO. 1 CLUTCH BALANCER

(a) Coat a new O-ring with ATF and install it on the clutch balancer.

(b) Install the No. 1 clutch balancer and forward clutch return spring sub-assembly.

NOTICE:

Be careful not to damage the O-ring.

SST: 09350-30020

09350-07040

09350-07070

(d) Install the snap ring with a snap ring expander.

(e) Be sure the end gap of the snap ring is not aligned with the spring retainer claw.

NOTICE:

Stop pressing when the spring sheet is lowered to the place 1 to 2 mm (0.039 to 0.078 in.) from the snap ring groove to prevent the spring sheet from being deformed.
Do not expand the snap ring excessively.

(f) Set the end gap of the snap ring in the piston as shown in the illustration.

13. INSTALL FORWARD MULTIPLE DISC CLUTCH DISC

(a) Install the 2 flanges, 6 discs and 5 plates to the input shaft assembly.

Install in order:

F- D - P - D - P - D - P - D - P - D - P - D - P - D - F

HINT:

P = Plate, D = Disc, F = Flange

(b) Using a screwdriver, install the hole snap ring.

14. INSTALL INPUT SHAFT OIL SEAL RING

(a) Coat the 3 oil seal rings with ATF.

(b) Squeeze the ends of the 3 oil seal rings together, and then install them to the starter shaft groove.

NOTICE:

Do not over-spread the ring ends.

HINT:

After installing the oil seal rings, check that they rotate smoothly.

15. INSPECT PACK CLEARANCE OF FORWARD CLUTCH

16. INSTALL INPUT SHAFT ASSEMBLY

(a) Install the input shaft assembly to the clutch drum.

(b) Install the thrust needle roller bearing to the clutch drum.

Standard thrust needle roller bearing diameter:

Item	Inside	Outside
Thrust needle roller bearing	21.3 mm (0.839 in.)	41.1 mm (1.618 in.)

17. INSTALL MULTIPLE DISC CLUTCH HUB

(a) Install the No. 2 thrust bearing race and input shaft thrust bearing race rear to the multiple disc clutch hub.

Standard bearing and race diameter:

Item	Inside	Outside
Thrust bearing race No. 2	38.4 mm (1.512 in.)	63.0 mm (2.480 in.)
Input shaft bearing race rear	22.6 mm (0.890 in.)	60.0 mm (2.362 in.)

(b) Install the multiple disc clutch hub to the clutch drum.

18. INSTALL FORWARD CLUTCH HUB SUB-ASSEMBLY

(a) Install the 2 thrust needle roller bearings to the forward clutch hub.

Standard bearing and race diameter:

Item	Inside	Outside
Bearing A	42.5 mm (1.673 in.)	61.2 mm (2.409 in.)
Bearing B	33.3 mm (1.311 in.)	56.6 mm (2.228 in.)

(b) Install the forward clutch hub sub-assembly to the clutch drum.

19. INSTALL REAR CLUTCH DISC

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

Install in order:

D - P - D - P - D - P - D - P - D - F

HINT:

P = Plate, D = Disc, F = Flange

20. INSTALL REVERSE CLUTCH REACTION SLEEVE

(a) Install the reverse clutch reaction sleeve to the reverse clutch hub.

21. INSTALL REVERSE CLUTCH HUB SUB-ASSEMBLY

(a) Install the reverse clutch hub sub-assembly, reverse clutch reaction sleeve, clutch cushion plate, reverse clutch flange, 5 reverse clutch discs, and 4 clutch plates to the clutch drum.

(b) Using a screwdriver, install the snap ring on the clutch drum and input shaft.