Isuzu N-Series. Manual — part 327
6A-50 ENGINE MECHANICAL
23. Oil Pan
24. Spacer Rubber
Above works refer to “CYLINDER BLOCK” section
in this manual.
25. Crankshaft Rear Slinger
Press in the slinger using oil seal setting tool kit.
1) Insert the slinger (1) into the end of the adapter
(2) and install the adapter on the crankshaft.
2) Cover the sleeve (3) and tighten the bolt until
the sleeve comes to contact the adapter stop-
per (4).
3) Make sure of measurements specified in the il-
lustration as well as of slinger deflection.
(A): 17.3
± 0.3 mm (0.681 ± 0.012 in)
(B): 10.8
± 0.1 mm (0.425 ± 0.004 in)
Notice:
Be sure to replace the slinger and oil seal as a set.
Oil Seal Setting Tool Kit: 5-8840-2431-0
N6A0235E
N6A0236E
Rear slinger and oil seal setting tools
Part Name
Stamp
Slinger
Oil Seal
Adapter
RR
❍
❍
Sleeve
RR
❍
❍
Oil seal adapter ring
RR
❍
Center bolt
—
❍
❍
Adapter bolt
—
❍
❍
Adapter bolt collar
RR
❍
❍
N6A0237E
N6A0238E
ENGINE MECHANICAL 6A-51
26. Crankshaft Rear Oil Seal
1) Apply engine oil to the lip of the oil seal.
2) Press in the oil seal using rear oil seal setting
tool kit.
3) Remove the slinger sleeve and insert the oil
seal (5) into the adapter (2).
4) Install the adapter ring into the sleeve.
5) Install the oil seal sleeve (6) to the adapter (2)
and tighten the center bolt until the sleeve
comes to contact the adapter stopper (7).
6) With the oil seal pressed in, make sure of the
measurements specified in the illustration.
(C): 7.8
± 0.3 mm (0.307 ± 0.012 in)
27. Flywheel Assembly
1) Apply molybdenum disulfide grease to the fly-
wheel bolt threads and setting faces.
2) Align the flywheel with the crankshaft knock pin
and temporarily tighten the flywheel bolts.
3) Use the crankshaft stopper to prevent the
crankshaft from turning.
Crankshaft Stopper: 5-8840-2230-0
4) Install the washer and the flywheel bolts and
tighten to the specified torque in numerical or-
der show in the illustration.
Legend
1. Slinger
2. Crankshaft
3. Adapter
4. Adapter bolt
5. Center bolt
6. Collar
7. Sleeve
N6A0239E
Legend
1. Oil seal
2. Adapter
3. Ring
4. Adapter bolt
5. Collar
6. Sleeve
7. Center bolt
N6A0240E
N6A0241E
6A-52 ENGINE MECHANICAL
Tighten:
Flywheel bolt to
• 1st step: 78 N
⋅m (8.0 kg⋅m / 58 lb⋅ft)
• 2nd step: 90 — 120
°
5) Remove the crankshaft stopper.
28. Crankshaft Front Slinger
Press in the slinger using the oil seal setting tool
kit.
Oil Seal Setting Tool Kit: 5-8840-2431-0
1) Insert the slinger (2) into the end of the adapter
(3) and install the adapter on the crankshaft.
2) Cover the sleeve (5)and tighten the bolt until
the sleeve comes to contact the adapter stop-
per (8).
Legend
1. Washer
2. Pilot bearing
Front slinger and oil seal setting tools
Part Name
Stamp
Slinger
Oil Seal
Adapter
FT
❍
❍
Sleeve
FT
❍
❍
Oil seal adapter ring
FT
❍
Center bolt
—
❍
❍
Adapter bolt
—
❍
❍
N6A6504E
Legend
1. Crankshaft
2. Slinger
3. Adapter
4. Adapter bolt
5. Sleeve
6. Washer (5 mm (0.20 in))
7. Center bolt
N6A0243E
N6A0244E
ENGINE MECHANICAL 6A-53
3) Make sure of measurements specified in the il-
lustration as well as of slinger deflection.
(A): 40.5
± 0.3 mm (1.594 ± 0.012 in)
(B): 34.0
± 0.1 mm (1.339 ± 0.004 in)
Notice:
Be sure to replace the slinger and the oil seal as a set.
Use about 5mm (0.20 in) thickness plain washer on the
center bolt.
29. Crankshaft Front Oil Seal
1) Apply engine oil to the lip of the oil seal.
2) Press in the oil seal using the front oil seal set-
ting tool kit.
3) Remove the slinger sleeve and insert the oil
seal (4) into the adapter (2).
4) Install the adapter ring into the sleeve.
5) Install the oil seal sleeve (1) to the adapter (2)
and tighten the center bolt until the sleeve
comes to contact the adapter stopper (3).
6) Make sure of the measurements specified in
the illustration.
(A): 31
± 0.3 mm (1.220 ± 0.012 in)
N6A0245E
N6A0246E
N6A0247E
N6A0248E
N6A0249E
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