Service Repair Manual
Models
303.5E 2CR Mini
Hydraulic Excavator
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Product: MINI HYD EXCAVATOR
Model: 303.5E2 CR MINI HYD EXCAVATOR BG8
Configuration: 303.5E 2CR Mini Hydraulic Excavator BG800001-UP (MACHINE) POWERED BY C1.7 Engine
Disassembly and Assembly
C1.7, C1.8 and C2.4 Tier 4 Interim and EU Stage 3A Engines for Caterpillar Built
Machines
Media Number -UENR0128-11
Publication Date -01/08/2015
Date Updated -09/06/2016
i05243388
Governor and Camshaft - Install
SMCS - 1264-012; 1265-012; 1716-012
Installation Procedure
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Illustration 1
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1. Position brackets (13) and (12) in line with bracket (6) and install shaft (14).
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Illustration 2
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Illustration 3
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2. Install bolt (11) into bracket (6). Install the washer and bolt (10).
3. Install camshaft (4).
4. Lift camshaft (4) and install bracket (6) as a unit.
Illustration 4
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Illustration 5
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5. Lift camshaft (4). Position bracket (6) and bolt (5).
6. Install bracket (9) and bolts (8).
7. Install bolts (7) and tighten bolt (5) to secure camshaft (4).
Illustration 6
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8. Install a new gasket (2) and position supply pump (1). Install bolts (2).
End By:
a. Install the fuel injection pump.
b. Install the idler gear.
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