2004 ISUZU TF SERIES clutch

UNIT REPAIR (JR405E) 7A4-59

18CASE-AY43



Use a pin punch to drive the manual plate spring pin into
place.


21CASE-AY48

3. Detent spring

Install the detent spring and tighten the fixing bolt to the
specified torque.
Torque: 7 N






m (61 Ib






in)


23CASE-AY53

4. Harness assembly

Apply automatic transmission fluid to the new O-ring and
install them to the harness assembly.

Install the harness assembly to the transmission case.
Tighten the fixing bolt to the specified torque.
Torque: 6 N






m (52 Ib






in)


24ASSY003

5. Low one-way clutch inner race

Install new seal rings to the low one-way clutch inne
r
race.


25ASSY126



Measure the gap between the seal ring and the ring
groove.
If the measured valve is outside the specified range the
low one-way clutch inner race must be replaced.
Sealing ring and ring groove gap:
0.10~0.25 mm (0.0004~0.001 in)

7A4-60 UNIT REPAIR (JR405E)

26L&R01

6. Low and reverse brake piston

Install new seal rings to the low and reverse piston.







RTW47ASH000701
As shown in a figure, sealing lip is attached.

27ASSY004



Install the low and reverse brake piston to the
transmission case.


28ASSY005

7. Return spring

Install the return spring to the low and reverse brake
piston.


29ASSY006

8. Low one-way clutch inner race

Install the low one-way clutch inner race to the
transmission case.

Temporarity tighten the 7 fixing bolts.

UNIT REPAIR (JR405E) 7A4-61

31ASSY074



Tighten each of the bolts a little at a time to the specified
torque.
Be sure that the return spring and the low one-way
clutch inner race installation position does not change as
you tighten the bolts.
Torque: 24 N






m (17 Ib






ft)


32ASSY007

9. Dish plate, driven plate, drive plate, and retaining plate
(low and reverse brake)

Install the dish plate (1) followed by the 6 driven plates
(2) and drive plates (3) sets.


33ASSY008



34ASSY009



35N-SPG02



Install the N-type spring.

UNIT REPAIR (JR405E) 7A4-71
Power train
01HUB-H04
Legend
1. O-ring
2. Input shaft
3. Bearing
4. Reverse and high clutch assembly
5. Bearing
6. High clutch hub
7. Bearing race


8. Bearing
9. Front sun gear
10. Bearing race
11. Bearing
12. Carrier and low clutch assembly
13. Bearing
14. Transmission case


Reassembly steps
1. Transmission case
Rotate the transmission case so that the converter housing
installation surfaces are facing up.

02ASSY012

2. Bearing
Install the bearing to the low and one-way clutch inner race.
Refer to the item “Transmission Case ” for more detailed
information.
NOTE:
Apply Vaseline to the bearing to prevent them from failing
during the installation procedure.

7A4-72 UNIT REPAIR (JR405E)

03ASSY013

3. Carrier and low clutch assembly
Install the carrier and low clutch assembly to the
transmission case.
NOTE:
Do not allow the low clutch drum end to protrude beyond
the 2-4 brake plate contact surface (transmission case).


04ASSY014

4. Bearing
Install the bearing to the carrier and low clutch assembly.


05ASSY015

5. Driven plate, drive plate, retaining plate, and dish plate
(2 – 4 brake)
Install the 2-4 brake 5 driven plate (1), 5 drive plates (2),
retaining plate (3), and dish plate (4) in that order.
NOTE:







The thickest driven plate (5.6 mm) must be installed
at the bottom (transmission case plate surface).







Dish plate side with the identification mark must
face the retaining plate.


06ASSY016



07ASSY017

UNIT REPAIR (JR405E) 7A4-75

192-4B22



Force compressed air (392 kPa/4.0 kg/cm2) through the
transmission case oil passage to 2-4 brake operation.
If the 2-4 brake does not operate, the seal ring may be
damaged or the parts may have been installed in the
wrong order.


20ASSY037

9. Bearing race, front sun gear, and bearing

Install the bearing race to the front sun gear.
NOTE:
Apply Vaseline to the bearing race and bearing to prevent
them from falling during the installation procedure.


21ASSY040

Install the front sun gear to the transmission case.


22ASSY042

Install the bearing to the front sun gear.


23ASSY045

10.High clutch hub and bearing race
Install the bearing race to the high clutch hub.
NOTE:
Apply Vaseline to the bearing race.

7A4-76 UNIT REPAIR (JR405E)

24ASSY047



Install the high clutch hub and the bearing race to the
transmission case.


25R&H42

11.Clutch pack (reverse and high clutch assembly)

Install the bearing (with bearing race) to the clutch pack.
NOTE:







The black side (bearing race) of the bearing must
contact the clutch pack.







Apply Vaseline to the bearing.


26ASSY049



Install the clutch pack and bearing to the transmission
case.



27ASSY051



Install the bearing to the clutch pack.
NOTE:
Apply Vaseline to the bearing.







RTW47ASH000101

Total end play measurement

Install the bearing race (oil pump) to the clutch pack.

Measure the distance (A) between the oil pump
installation surface and the bearing race.

UNIT REPAIR (JR405E) 7A4-83
Torque: 5.5 N
 m (48 Ib
 in)

Remove the holding fixture from the transmission case.



RTW47ASH001001

23.Speed sensor and turbine sensor

Apply ATF to the new O-rings and install them the speed
sensor (2) and the turbine sensor (3).

Install the speed sensor and the turbine sensor. Tighten
the bolt to the specified torque.
Torque: 6 N
 m (52 Ib
 in)
24.Torque converter

Pour the new ATF into the torque converter.

Shake the torque converter to thoroughly clean the
inside.

Drain the ATF from the torque converter.

Pour the new ATF into the torque converter.
NOTE:
If significant amounts of foreign material (clutch facing,
metallic fragments, etc.) are found in the automatic
transmission at time of disassembly, the existing torque
converter must be replaced with a new one.


RTW47ASH000901


Install the torque converter.

Measure the torque converter end play (A).
If the measured value is greater than the specified
minimum, the torque converter is correctly installed.
Torque converter end pay (Minimum): 67 mm (2.64
in)