Service Repair Manual
Models
120G Motor Grader
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Product: MOTOR GRADER
Model: 120G MOTOR GRADER 11W
Configuration: 120G Motor Grader 11W01251-UP (MACHINE) POWERED BY 3304 Engine
Disassembly and Assembly
3304B and 3306B Engines for Caterpillar Built Machines
Media Number -SENR5598-09
Publication Date -01/01/2013
Date Updated -25/01/2013
i02107004
Gear Group (Front) - Remove
SMCS - 1206-011
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A
1P-0510
Driver Group
1
Start By:
A. Remove the automatic timing advance unit. Refer to Disassembly and Assembly,
"Automatic Timing Advance - Remove".
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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Illustration 1
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1. Remove bolts (1), plate (2), and fuel pump idler gear (3) .
Illustration 2
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2. Remove the bearing from fuel pump idler gear (3) with Tooling (A) .
Illustration 3
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3. Remove bolts (4), plate (5), and camshaft gear (6) .
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Illustration 4
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4. Remove the bolts that hold shield (7) in position between the fuel pump and the exhaust
manifold. Slide the shield backward from the timing cover plate.
5. Remove nuts (8) .
Illustration 5
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6. Remove bolts (10). Remove timing gear plate (9) and the gasket.
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Product: MOTOR GRADER
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