804997 Mercury SCREW

Table 1
Required Tools
Tool Part Number Part Description Qty
A 370-8376 Capping Kit 1
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.
Turn the fuel supply to the OFF position.
Turn the battery disconnect switch to the OFF position.
Refer to the Original Equipment Manufacturer (OEM) for the location of the fuel priming pump assembly.
Illustration 1 g06500455
Typical example
Make a temporary identification mark on the tube assemblies to show the correct position of the tube assemblies.
Place a suitable container below the assembly of the fuel priming pump to catch any fuel that might be spilled. Drain the primary filter. Refer to Operation and Maintenance Manual, "Fuel System Primary Filter (Water Separator) Element - Replace" for further information.
Disconnect the tube assemblies from connection (1) and connection (2). Use Tooling (A) to plug the tube assemblies and cap the connections.
Disconnect the OEM harness assembly from connection (3).
Disconnect the OEM harness assembly from harness assembly (8) for water in fuel switch (7).
Remove filter canister (7) from filter head (4). Remove primary filter (5) from the canister. Refer to Operation and Maintenance Manual, "Fuel System Primary Filter (Water Separator) Element - Replace" for further information.
If necessary, remove water in fuel switch (8) from filter canister (6).Installation Procedure
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.
Ensure that components are clean and free from wear or damage. If necessary, replace any component that is worn or damaged.
Illustration 2 g06500455
Typical example
Install a new primary filter (5) to the filter canister (6). Install the filter canister to filter head (4) and securely tighten. Refer to Operation and Maintenance Manual, "Fuel System Primary Filter (Water Separator) Element - Replace" for further information.
If necessary, install new water in fuel switch (7) filter canister (6) and tighten securely.
Connect the OEM harness assembly to connection (3).
Connect the OEM harness assembly to harness assembly (8) for water in fuel switch (7).
Remove the plug from the tube assemblies and cap connection (1) and connection (2). Connect the tube assemblies to the connections. Ensure that the tube assemblies are connected to the correct connections.
Turn the fuel supply to the ON position.
Turn the battery disconnect switch to the ON position.
Prime the fuel system. Refer to Operation and Maintenance Manual, "Fuel System - Prime" for the correct procedure.