SEAL GP-HDDF 4220069 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 388-1289 Capping Kit 1
Contact with high pressure fuel may cause fluid penetration and burn hazards. High pressure fuel spray may cause a fire hazard. Failure to follow these inspection, maintenance and service instructions may cause personal injury or death.
Ensure that all adjustments and repairs that are carried out to the fuel system are performed by authorized personnel that have the correct training.Before beginning ANY work on the fuel system, refer to Operation and Maintenance Manual, "General Hazard Information and High Pressure Fuel Lines" for safety information. Refer to System Operation, Testing and Adjusting, "Cleanliness of Fuel System Components" for detailed information on the standards of cleanliness that must be observed during ALL work on the fuel system.
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.Dispose of all fluids according to local regulations and mandates.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Turn the fuel supply to the OFF position.
Turn the battery disconnect switch to the OFF position.
Illustration 1 g02876777
Disconnect harness assembly (3) from fuel temperature sensor (2).
Use a deep socket in order to remove fuel temperature sensor (2) from fuel filter base (1).
Use Tooling (A) to plug the open port of the fuel injection pump.
Remove sealing washer (4) (not shown) from fuel temperature sensor (2). Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Ensure that all components are free from wear and damage. Replace any components that are worn or damaged.
Illustration 2 g02876777
Install new sealing washer (4) (not shown) onto fuel temperature sensor (2).
Remove the plug from the fuel filter base (1).
Install fuel temperature sensor (2) to the fuel filter base. Use a deep socket to tighten the fuel temperature sensor to a torque of 22 N m (195 lb in).
Connect harness assembly (3) to fuel temperature sensor (2).
Turn the fuel supply to the ON position.
Turn the battery disconnect switch to the ON position.