18458A 4 Mercury FILTER KIT

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 Systems Operation, Testing and Adjusting Manual, "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.
Note: Put identification marks on all hoses, on all hose assemblies, on wires and on all tube assemblies for installation purposes. Plug all hose assemblies and tube assemblies. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.
Illustration 1 g01753133
Typical example
Turn the fuel supply to the OFF position.
Drain primary filter (7). Refer to Operation and Maintenance Manual, "Fuel System Primary Filter (Water Separator) Element - Replace".
Disconnect plastic tube assemblies (1). Note: If the tube assemblies have quick fit connections, ensure that the connections are clean before the tube assemblies and the fuel priming pump are plugged.
Remove primary filter (7) from fuel priming pump (4). Refer to Operation and Maintenance Manual, "Fuel System Primary Filter (Water Separator) Element - Replace".
Remove bolts (6) from fuel priming pump (4). Remove fuel priming pump (4) from the mounting bracket.
If necessary, follow Step 6.a through Step 6.c in order to disassemble the fuel priming pump.
Remove connectors (2) from fuel priming pump (4).
Remove plugs (5) from fuel priming pump (4).
Remove O-ring seals (3) from connectors (2) and plugs (5). 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 Systems Operation, Testing and Adjusting Manual, "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 the fuel priming pump is clean and free from wear or damage. If necessary, replace the fuel priming pump.
Illustration 2 g01753133
Typical example
If necessary, follow Step 2.a through Step 2.d in order to assemble fuel priming pump (4).
Install new O-ring seals (3) to connectors (2) and plugs (5).
Install connectors (2) to fuel priming pump (4).
Install plugs (5) to fuel priming pump (4).
Tighten the plugs and the connectors to a torque of 20 N m (14 lb ft).
Position fuel priming pump (4) on the mounting bracket. Install bolts (6) to the fuel priming pump . Tighten the bolts to a torque of 44 N m (32 lb ft).
Remove plugs from plastic tube assemblies (1) and fuel priming pump (4). Connect plastic tube assemblies (1) to connectors (2). Note: If the tube assemblies have quick fit connections, ensure that the connections are clean before the tube assemblies are connected.
Install a new primary filter (7) to fuel priming pump (4). Refer to Operation and Maintenance Manual, "Fuel System Primary Filter (Water Separator) Element - Replace".
Turn the fuel supply to the ON position.
Remove the air from the fuel system. Refer to Operation and Maintenance Manual, "Fuel System - Prime".