136 SEBU8524
Maintenance Section
Fuel System Secondary Filter - Replace
g01296268
Illustration 170
4. Insert drain hose (5) into a suitable container.
Open valve (3) in order to drain the fuel from the
filter. Close the valve.
5. Use a strap wrench to remove filter element (1)
from the filter base assembly.
6. De tach bowl (2) from the filter element. Properly
discard the used filter.
7. Clean the filter base assembly.
8. Coat the new seal with clean diesel fuel prior to
installation.
9. Attach the bowlto the new filter element.
10. Install the new filter element by hand. When the
seal contacts the filter base assembly, tighten the
filter by 270 degrees more.
Note: The filter element has indicator marks at every
90 degrees.
11. Ensure that the drain hose is routed through hole
(4).
12. Prime the fuel system.
Refer to the Operation and Maintenance Manual,
“Fuel System - Prime”.
13. Start the engine and check for leaks.
14. Close the hood.
i03580300
Fuel Sys tem Second ary Filter -
Replace
SMCS Code: 1261-510-SE
NOTICE
Do not fill th
e secondary fuel filter with fuel before in-
stalling. The fuel would not be filtered and could be
contaminated. Contaminated fuel will cause acceler-
ated wear to
fuel system parts.
NOTICE
Care must be taken to ensure that fluids are contained
during performance of inspection, maintenance, test-
ing, adjusting and repair of the product. Be prepared to
collect the fluid with suitable containers before open-
ing any compartment or disassembling any compo-
nent containing fluids.
Refer to Special Publication, NENG2500, “Caterpillar
Dealer Service Tool Catalog” for tools and supplies
suitable to collect and contain fluids on Caterpillar
products.
Dispose of all fluids according to local regulations and
mandates.
Note: Before you replace the secondary fuel filter,
the primary fuel filter must be replaced. Refer to the
Operation and Maintenance Manual, “Fuel System
Primary Filter - Clean/Inspect/Replace”.
1. Park the machine on a level surface. Ensure that
the parking brake is fully engaged. Lower the truck
body or OEM attachment and shut off the engine.
2. Raise the hood. Refer to Operation and
Maintenance Manual, “Hood Control”.
g01127401
Illustration 171
3. Use a strap wrench and remove the secondary
fuel filter. Discard the secondary fuel filter properly.
Comments to this Manuals