Service Repair Manual
Models
301.5 301.6 301.8
Mini Hydraulic Excavator
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Product: MINI HYD EXCAVATOR
Model: 301.8 MINI HYD EXCAVATOR BFA
Configuration: 301.5 301.6 301.8 Mini Hydraulic Excavator BFA00001-UP (MACHINE) POWERED BY 3003 Engine
Disassembly and Assembly
3003, 3013, 3014 and 3024 Engines for Caterpillar Built Machines
Media Number -SENR5027-05
Publication Date -01/05/2005
Date Updated -16/05/2005
i01112109
Fuel Injection Lines - Remove and Install
SMCS - 1252-010
Removal Procedure
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.
Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop
Products Guide" for tools and supplies suitable to collect and contain
fluids on Caterpillar products.
Dispose of all fluids according to local regulations and mandates.
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Illustration 1
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1. Disconnect fuel injection lines (1) from fuel injection nozzles (2) .
NOTICE
Do not let the tops of fuel nozzles turn when the fuel line nuts are
loosened or tightened.
The nozzles will be damaged if the top of the nozzle turns in the body.
The engine will be damaged if a defective fuel injection nozzle is used
because the shape of fuel (spray pattern) that comes out of the nozzles
will not be correct.
2. Disconnect fuel injection lines (1) from fuel injection pump (3). Cap all openings or plug all
openings immediately.
3. Remove fuel injection lines (1) from the engine as a unit.
Installation Procedure
NOTICE
Keep all parts clean from contaminants.
Contam