Isuzu KB P190. Manual — part 1129

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/cm

2

/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.

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 proper

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)

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

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