Mercury MerCruiser Engines Service Manual Number 24 GM V-8 305 CID 350 CID

TROUBLESHOOTING

SERVICE MANUAL NUMBER 24

Carburetor Malfunctions

Symptoms

Cause

Needle and seat broken or damaged

Float adjustment

Saturated float

Flooding

Gaskets leaking

Cracked fuel bowl

Fuel percolation

Automatic choke malfunctioning

Idle rpm too low

Idle mixture screws improperly adjusted

Idle passages dirty

Rough idle

Throttle valves worn or damaged

Engine flooding

Vacuum leak

Throttle body heat passages plugged

Accelerator pump damaged, malfunction-

ing or improperly adjusted

Leaking gaskets

Automatic choke malfunctioning

Power valve broken or improperly

adjusted

Hesitation or acceleration flatness

Throttle valves worn or damaged

Throttle body heat passages plugged

Main metering jets clogged or improperly

sized

Float adjustment

Secondary air valve wind-up

Index

Page 1C-14

90-861327--1 OCTOBER 1999

Product Specification

Categories	Mercury MerCruiser Manuals
Tags	Mercury MerCruiser 305 CID, Mercury MerCruiser 350 CID
Model Year	1998, 1999, 2000, 2001
Download File	Please Enter the Security Characters Shown Below. Letters are Case Sensitive. Your download link will appear upon completing this step. - 895 pages
Document File Type	PDF
Copyright	Attribution Non-commercial

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Mercury MerCruiser Engines Service Manual Number 24 GM V-8 305 CID 350 CID SKU UPC Model

Fernando Woll on Dec 09, 2014. Boat Engine

Great performance engine.
Class 1