Page 4513 of 6020
7A4-36 UNIT REPAIR (JR405E)
13R&H38
2. Seal ring (reverse clutch)
Install new seal rings to the reverse clutch piston.
RTW 47ASH000601
As shown in a figure, oil seal lip is attached.
14R&H32
3. Reverse clutch piston
Install the reverse clutch piston to the reverse and high
clutch drum.
15R&H31
4. High clutch piston
Install the high clutch piston to the reverse clutch piston.
16R&H33
5. Return spring
Install the return spring to the high clutch piston.
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ISUZU KB P190 2007
Page 4514 of 6020

UNIT REPAIR (JR405E) 7A4-37
17R&H30
6. High clutch cover
• Carefully center the high clutch cover and install it.
NOTE:
If the clutch cover is not centered, the cover outside seal
gum will be forced into the piston area where it will be
damaged.
18R&H27
7. Snap ring
• Install the spring compressor to the reverse and high
clutch drum.
• Use the spring compressor to carefully force the high
clutch cover down.
Spring compressor: 5-8840-2767-0
NOTE:
To avoid damage to the return springs, use only as much
force as is required to press the high clutch cover into
place.
19R&H28
•
Install the new snap ring to the reverse and high clutch
drum.
20R&H25
8. Dish plate, drive plates, driven plates, and retaining
plate
Install the high clutch dish plate (1), the 5 driven plates (2),
the 5 drive plates (3), and retaining plate (4).
RTW 47ASH000501
9. Snap ring
Install the snap ring.
NOTE:
Ensure the attachment direction of dish plate (1) is correct.
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ISUZU KB P190 2007
Page 4515 of 6020

7A4-38 UNIT REPAIR (JR405E)
21R&H21
10.Dish plate, drive plates, driven plates, and retaining
plate Install the reverse clutch dish plate (1) the 2 driven plates
(2), the 2 drive plates (3), and retaining plate (4).
248L300003
11.Snap ring
Install the snap ring.
NOTE:
Ensure the attachment direction of dish plate (1) is correct.
22R&H35
•
Install the reverse and high clutch drum to the oil pump
assembly.
• Force compressed air (390 kPa/4.0 kgf/cm
2/57 psi)
through the oil pump oil passages to check high clutch
operation.
If the clutch does not operate, the seal ring may be
damaged or the parts may have been installed in the
wrong order.
23CLEAR02
•
Measure the clearance between the high clutch retaining
plate and the snap ring.
If the clearance is outside the specified range, replace
the existing retaining plate with a new plate of the prope
r
size (thickness).
High clutch retaining plate and snap ring clearance
(A): 1.2~1.6 mm (0.047~0.063 in)
Available high clutch retaining plate thicknesses
4.6 mm (0.181 in)
4.8 mm (0.189 in)
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ISUZU KB P190 2007
Page 4516 of 6020
UNIT REPAIR (JR405E) 7A4-39
248L300004
5.0 mm (0.197 in)
5.2 mm (0.205 in)
5.4 mm (0.213 in)
24R&H34
•
Force compressed air (390 kPa/4.0 kgf/cm2/57 psi)
through the oil pump oil passages to check reverse
clutch operation.
If the clutch does not operate, the seal ring may be
damaged or the parts may have been installed in the
wrong order.
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ISUZU KB P190 2007
Page 4517 of 6020
7A4-40 UNIT REPAIR (JR405E)
25CLEAR04
•
Measure the clearance between the reverse clutch
retaining plate and the snap ring.
If the clearance is outside the specified range, replace
the existing retaining plate with a new plate of the prope
r
size (thickness).
Reverse clutch retaining plate and snap ring
clearance (B):
0.6~0.9 mm (0.024~0.035 in)
Available reverse clutch retaining plate thicknesses
4.8 mm (0.189 in)
5.0 mm (0.197 in)
5.2 mm (0.205 in)
5.4 mm (0.213 in)
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ISUZU KB P190 2007
Page 4518 of 6020
UNIT REPAIR (JR405E) 7A4-41
CARRIER AND LOW CLUTCH
ASSEMBLY
01C&L12
Legend
1. Snap ring
2. Front carrier
3. Bearing (with bearing race)
4. Rear sun gear
5. Bearing
6. Rear carrier
7. Bearing race
8. Bearing
9. Rear internal gear
10. Bearing race
11. Snap ring
12. Retaining plate
13. Drive plate (7, low clutch)
14. Driven plate (6, low clutch)
15. Driven plate (1, 2 mm thick, low clutch)
16. Dish plate
17. Snap ring
18. Cancel cover
19. Return spring
20. Low clutch piston
21. Seal ring (small)
22. Seal ring (large)
23. Low clutch drum
24. Bearing
25. Snap ring
26. Low one-way clutch
27. Side plate
28. Snap ring
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ISUZU KB P190 2007
Page 4519 of 6020
7A4-42 UNIT REPAIR (JR405E)
02C&L-SUB03
Disassembly steps
1. Snap ring
Remove the snap ring from the low clutch drum.
03C&L-SUB05
2. Front carrier
Remove the front carrier from the low clutch assembly.
04C&L-SUB06
3. Bearing (with bearing race)
4. Rear sun gear
5. Bearing
6. Rear carrier
7. Bearing race
8. Bearing
9. Rear internal gear
10.Bearing race Remove the bearing (with bearing race), the rear sun gear,
the bearing, the rear carrier, the bearing race, the bearing,
and rear internal gear.
05C&L-SUB07
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ISUZU KB P190 2007
Page 4520 of 6020
UNIT REPAIR (JR405E) 7A4-43
06C&L-SUB08
07C&L-SUB09
08C&L-SUB10
09C&L-SUB11
10C&L-SUB12
• Remove the bearing race from the rear internal gear.
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ISUZU KB P190 2007