Crankshaft Gear - Remove and Install
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C12 Marine Engines
[RENR9405]
C12 Marine Engines
Crankshaft - Install
C12 Marine Engines
Electric Starting Motor - Remove and Install
BASIC ENGINE
CRANKSHAFT GP
3408E and 3412E Engines for Caterpillar Built Machines
Bearing Clearance - Check
C12 Marine Engines
Crankshaft Main Bearings - Remove
C12 Marine Engines
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C12 Marine Engines
Crankshaft - Remove
C12 Marine Engines
Crankshaft - Install
C12 Marine Engines
Crankshaft Gear - Remove and Install
1.1. Removal Procedure
2.1. Installation Procedure
Removal Procedure
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| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| A | 1U-6400 | Three Jaw Puller | 1 |
Start By:
- Remove the crankshaft. Refer to Disassembly and Assembly, "Crankshaft - Remove".
- Use Tooling (A) in order to remove crankshaft gear (2) from crankshaft (1) .
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| Illustration 1 | g01022856 |
- Remove drive pin (3) .
Installation Procedure
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| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| B | 6V-2098 | Press Sleeve | 1 |
| C | 8H-8581 | Gauge | 1 |
- Install drive pin (3) .
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| Illustration 2 | g01066237 |
- Raise the temperature of crankshaft gear (2) .
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Always wear protective gloves when handling parts that have been heated. |
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- Install crankshaft gear (2) on the end of crankshaft (1). Ensure that the slot in crankshaft gear (2) is aligned with drive pin (3) .
- Use Tooling (B) in order to seat crankshaft gear (2) against the shoulder of crankshaft (1) .
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| Illustration 3 | g01066239 |
- Use Tooling (C) in order to ensure that crankshaft gear (2) is seated against the shoulder on the crankshaft.
Note: Check the crankshaft gear in three places with Tooling (C) .
End By: Install the crankshaft. Refer to Disassembly and Assembly, "Crankshaft - Install".
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