FUEL PUMP
SERVICE MANUAL NUMBER 26
Fuel Pump Replacement
Removal
1.
2.
Remove fuel inlet and outlet lines at fuel pump.
Remove sight tube.
a
b
50738
a - Sight Tube
b - Fuel Fitting
3.
Remove 2 fuel pump mounting bolts and lock-washers, pump and gasket.
CAUTION
Plug fuel lines after disconnecting from fuel pump to eliminate any chance of fuel
siphoning into bilge.
4.
Coat both sides of new gasket with Perfect Seal.
Install new gasket on fuel pump.
Install pump.
5.
6.
7.
8.
Coat mounting bolts with Perfect Seal.
Torque mounting bolts to specifications.
WARNING
Avoid gasoline fire or explosion. Improper installation of brass fittings or plugs into
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 filter base until finger tight.
Tighten fitting or plug an additional 1-3/4 to 2-1/4 turns using a wrench. DO NOT
OVERTIGHTEN.
•
•
Install fuel line. To prevent overtightening, hold brass fitting with suitable
wrench and tighten fuel line connectors securely.
Check for fuel leaks.
9.
Install fuel outlet fitting (from old pump) into fuel pump.
Install fuel line to fuel outlet fitting. Tighten securely.
Install fuel inlet fitting to fuel pump.
10.
11.
12.
13.
Install sight tube and fuel supply line.
Start engine and check for fuel leaks.
Index
Page 5A-10
90-861329--1 MARCH 1999
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 181 CID |
| Model Year | 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
(6 votes, average: 5 out of 5)
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great manual, makes impossible jobs possible. without a manual you can not do the job, a must have.
Great resource. Excellent information provided.
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