Service Repair Manual
320C, 320C L 320CL, 320C LN
320CLN, 320C S 320CS Excavator
Model: 320C EXCAVATOR BCN
Configuration: 320C, 320C L, 320C LN, 320C S Excavators BCN00001-UP (MACHINE) POWERED BY 3066 Engine
Disassembly and Assembly
3064 and 3066 Engines for Caterpillar Built Machines
Media Number -SENR5553-10
Publication Date -01/05/2012
Date Updated -15/05/2012
Fuel Filter Base - Remove and Install
SMCS - 1262-010
Tool Part Number
Strap Wrench Assembly
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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
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.
1. Use Tool (A) to remove fuel filter (3) from fuel filter base (2) .
Note: It is not necessary to remove the fuel filter in order to remove the fuel filter base.
2. Remove banjo bolts (1) and copper washers in order to disconnect the fuel lines (4) from the
fuel filter base (2).
Note: Cap all openings or plug all openings immediately in order to prevent contamination
of the fuel system.
3. Remove two bolts (5) and the washers that secure the fuel filter base (2) to the air inlet
manifold. Remove the fuel filter base (2) from the fuel filter bracket.