Service Repair Manual
Models
426C Backhoe Loader
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Product: BACKHOE LOADER
Model: 426C BACKHOE LOADER 1NR
Configuration: 426C Backhoe Loader Center Pivot, Parallel Lift 1NR01050-UP (MACHINE) POWERED BY 3054 Engine
Disassembly and Assembly
3054 Engine for Caterpillar Built Machines
Media Number -SENR6241-13
Publication Date -01/08/2008
Date Updated -04/08/2008
i04406238
Flywheel - Remove
SMCS - 1156-011
Removal Procedure
Table 1
Required Tools
Tool
Part Number
Part Description
Qty
A
138-7575
Link Bracket
1
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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426C Backhoe Loader Center Pivot, Parallel Lift 1NR01050-UP (MACHINE) POWE...
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Illustration 1
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Typical Example. Different lifting device shown than what is called out in the Table.
Illustration 2
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1. Install Tool (A) and a suitable lifting device on flywheel (1) .
2. Remove bolts (3) and bearing housing (4) .
3. Remove six bolts (2) and the washers from the flywheel.
Note: The 3054 and 3056 marine engines used several bolt patterns to attach the flywheel to
the crankshaft. There are drilled holes that are not used in the crankshaft and in the
flywheel.
4. Use the suitable lifting device in order to remove flywheel (1) . The weight of flywheel (1)
and the flywheel ring gear is 53 kg (120 lb).
5. If removal of the flywheel ring gear is necessary, place an index mark on the chamfer of the
flywheel ring gear for the installation process.
Illustration 3
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2019/12/16
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6. Use a hammer and a punch in order to remove flywheel ring gear (5) from flywheel (1) .
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