Isuzu N-Series. Service manual — part 322
6A-30 ENGINE MECHANICAL
11. Power Steering Pump Idle Gear Cover
Install the gear cover with the O-ring.
Tighten:
Gear cover bolt to 19 N
⋅m (1.9 kg⋅m / 14 lb⋅ft)
N6A0184E
N6A0185E
ENGINE MECHANICAL 6A-31
CRANKSHAFT
Component
N6A1621E
6A-32 ENGINE MECHANICAL
Disassembly
1. Cylinder Head Assembly
Above works refer to “CYLINDER HEAD” section
in this manual.
2. Cylinder Head Gasket
Caution:
Do not reuse the cylinder head gasket.
3. Clutch Pressure Plate Assembly
4. Driven Plate
5. Engine Control Wire
6. Engine Control Lever Assembly
7. Oil Pipe
8. Oil Filter Assembly
9. Vacuum Pump Oil Pipe
10. Vacuum Pump Rubber Hose
11. Fan Belt
12. Generator
13. Engine Foot
14. Injection Pump Assembly
15. Fan Belt Adjust Plate
16. Generator Bracket
Above works refer to “CYLINDER BLOCK” section
in this manual.
17. Crankshaft Damper Pulley
1) Use the crankshaft stopper to prevent the
crankshaft from turning.
Crankshaft Stopper: 5-8840-2230-0
2) Loosen the damper pulley bolts and remove
the damper pulley.
18. Crankshaft Front Oil Seal
Caution:
Be careful not to damage the crankshaft oil seal contact
surface during the removal procedure.
Legend
1. Cylinder head assembly
24. Oil pan
2. Cylinder head gasket
25. Oil pump strainer
3. Clutch pressure plate assembly
26. Water pump pulley
4. Driven plate
27. Water pump
5. Engine control wire
28. Front retainer
6. Engine control lever assembly
29. Oil thermo valve
7. Oil pipe
30. Power steering pump idle gear cover
8. Oil filter assembly
31. Power steering pump idle gear
9. Vacuum pump oil pipe
32. Flywheel housing
10. Vacuum pump rubber hose
33. Idle gear A
11. Fan belt
34. Oil pump assembly
12. Generator
35. Connecting rod cap assembly
13. Engine foot
36. Connecting rod lower bearing
14. Injection pump assembly
37. Piston and connecting rod assembly
15. Fan belt adjust plate
38. Crankcase
16. Generator bracket
39. Thrust bearing lower
17. Crankshaft damper pulley
40. Crankshaft bearing lower
18. Crankshaft front oil seal
41. Crankshaft assembly
19. Crankshaft front slinger
42. Thrust bearing upper
20. Flywheel
43. Crankshaft bearing upper
21. Crankshaft rear oil seal
44. Crankshaft gear
22. Crankshaft rear slinger
45. Crankshaft
23. Spacer rubber
N6A0186E
ENGINE MECHANICAL 6A-33
19. Crankshaft Front Slinger
Use the slinger puller to pull out the slinger.
Slinger Puller: 5-8840-2360-0
Notice:
If the oil seal has been removed, both the oil seal and
slinger must be replaced as a set.
20. Flywheel Assembly
1) Use the crankshaft stopper to prevent the
crankshaft from turning
Crankshaft Stopper: 5-8840-2230-0
2) Loosen the flywheel bolts in numerical order a
little at a time as shown in the illustration.
3) Remove the flywheel stopper and the flywheel
assembly.
21. Crankshaft Rear Oil Seal
Caution:
Be careful not to damage the crankshaft oil seal contact
surface during the removal procedure.
Legend
1. Oil seal
2. Slinger
3. Felt
N6A0187E
N6A0188E
Legend
1. Washer
2. Pilot bearing
N6A0186E
N6A6504E
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