Fuel Pump: Service and Repair

Fuel Pump Location:

REMOVAL
1. Disconnect the battery ground cable.
2. Disconnect the fuel inlet, outlet and return hoses at fuel pump.
3. Remove the two fuel pump mounting bolts, and remove the fuel pump and push rod.
4. Remove the fuel pump gaskets and insulator.

INSPECTION

Fuel Pump:

Check for Leakage, if there is oil or fuel leaks from the breather hole, oil seal or diaphragm of fuel pump, the pump is defective. Replace fuel pump as an assembly.

INSTALLATION
1. Turn the crankshaft so that No. 1 cylinder is at top dead center on the compression stroke.
NOTE: This is to minimize cam lift for ease of installation.
2. Insert the push rod into the cylinder head.
3. Install the new gasket and insulator, install the fuel pump.
4. Tighten the bolts firmly.
5. Reconnect the fuel hoses to the fuel pump nipples and install the hose clamps.
6. Start and run the engine.
7. Check for fuel or oil leak.