HEAD 9T6552 - Caterpillar

Removal Procedure for 6ZS1-UP and ; 7ES1-756
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.
Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire. To help prevent possible injury, turn the start switch off when changing fuel filters or water separator elements. Clean up fuel spills immediately.
Note: Put identification marks on all lines, hoses and tubes for installation purposes. Plug all lines, hoses and tubes. This helps prevent fluid loss and contamination of the fuel system.
Turn the battery disconnect switch to the OFF position.
Move the fuel shutoff valve to the OFF position.Note: The fuel shutoff valve prevents the spillage of fuel.
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Open the plug in the bottom of the fuel filter and drain the fuel into a suitable container.Note: Not all fuel filters will have a drain plug in the bottom of the fuel filter. Fuel filters that do not have a drain plug should be removed. The fuel should be poured out of the fuel filter. The fuel should be disposed of in a proper manner.Note: Properly dispose of this old fuel. Do not attempt to reuse the old fuel in the new fuel filter.
Turn retaining ring (1) above fuel filter (2). Remove fuel filter (2). Properly dispose of any remaining fuel in the fuel filter.
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Loosen hose clamp (5) and disconnect hose (4) .
disconnect fuel line (3) and fuel line (7) .
Remove two bolts (6) and remove fuel filter base (8) .Installation Procedure for 6ZS1-UP and ; 7ES1-756
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Put fuel filter base (8) in position. Install two bolts (6) .
Install fuel line (7) and install fuel line (3) .
Connect hose (4) and tighten hose clamp (5) .
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Place fuel filter (2) in position on the fuel filter base.
Rotate ring (1) and tighten.
Move the fuel shutoff valve to the ON position.
Use the fuel priming pump to fill the new fuel filter with fuel.
Turn the battery disconnect switch to the ON position.
Start the machine and check for leaks.