Service Repair Manual
Models
305.5E2CR Mini Hydraulic
Excavator
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Product: MINI HYD EXCAVATOR
Model: 305.5E2 CR MINI HYD EXCAVATOR SHW
Configuration: 305.5E2CR Mini Hydraulic Excavator SHW00001-UP (MACHINE) POWERED BY C2.4 Engine
Disassembly and Assembly
C2.4 Tier 4 Final Engines for Caterpillar Built Machines
Media Number -UENR7319-02
Publication Date -01/07/2018
Date Updated -01/08/2018
i06540930
Idler Gear - Remove and Install
SMCS - 1206
Removal Procedure
Table 1
Required Tooling
Tool Part Number Part Description Qty
A
387-1314
Idler Gear Tool
1
Start By:
a. Remove front housing.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
NOTICE
Care must be taken to ensure that fluids are contained during
performance of inspection, maintenance, testing, adjusting and repair
of the product. Be prepared to collect the fluid with suitable containers
before opening any compartment or disassembling any component
containing fluids.
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Dispose of all fluids according to local regulations and mandates.
Illustration 1
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1. Ensure that Timing Marks (X) on the idler gear and the crankshaft gear are aligned.
Illustration 2
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2. Ensure that Timing Marks (Y) on the idler gear and the camshaft gear are aligned.
Illustration 3
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3. Ensure that Timing Marks (Z) on the idler gear and the fuel injection pump gear are aligned.
Illustration 4
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4. Remove bolts (1), gear control collar (3), and idler gear (2).
Illustration 5
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5. Use Tooling (A) and a suitable press to remove idler gear bearing (4).
Illustration 6
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Note: Make a temporary mark on the cylin