SERVICE MANUAL NUMBER 23
FUEL DELIVERY SYSTEM FOR ELECTRONIC FUEL INJECTION
Fuel Supply Connections
WARNING
Avoid gasoline fire or explosion. Improper installation of brass fittings or plugs into
fuel pump or fuel filter base can crack casting and/or cause a fuel leak.
•
Apply #592 Loctite Pipe Sealant with Teflon to threads of brass fitting or plug.
DO NOT USE TEFLON TAPE.
•
•
Thread brass fitting or plug into fuel pump or fuel filter base until finger tight.
Tighten fitting or plug an additional 1-3/4 to 2-1/4 turns using a wrench. DO NOT
OVER-TIGHTEN.
•
•
Install fuel line. To prevent over-tightening, hold brass fitting with suitable
wrench and tighten fuel line connectors securely.
Check for fuel leaks.
Replacement Parts Warning
WARNING
Electrical, ignition and fuel system components on your MerCruiser are designed
and manufactured to comply with U.S. Coast Guard Rules and Regulations to mini-
mize risks of fire and explosion.
Use of replacement electrical, ignition or fuel system components, which do not
comply with these rules and regulations, could result in a fire or explosion hazard
and should be avoided.
Precautions
WARNING
Always disconnect battery cables from battery BEFORE working on fuel system to
prevent fire or explosion.
WARNING
Be careful when changing fuel system components; gasoline is extremely flam-
mable and highly explosive under certain conditions. Be sure that ignition key is
OFF. DO NOT smoke or allow sources of spark or flame in the area while chang-
ing fuel filters. Wipe up any spilled fuel immediately.
WARNING
Make sure that no fuel leaks exist before closing engine hatch.
CAUTION
DO NOT operate engine without cooling water being supplied to seawater pickup
pump, or pump impeller will be damaged and subsequent overheating damage may
result.
90-861326--1
MARCH 1999
Page 5A-3
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 454 CID, Mercury MerCruiser 502 CID |
| Model Year | 1998, 1999, 2000, 2001 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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