EasyManuals Logo

Mercury 300XS OptiMax User Manual

Mercury 300XS OptiMax
108 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #100 background imageLoading...
Page #100 background image
TROUBLESHOOTING
92
Starter Motor Will Not Crank the Engine
POSSIBLE CAUSES
Blown 20 amp fuse in the starting circuit. Refer to
Maintenance.
Outboard is not shifted to neutral position.
Weak battery or battery connections are loose or corroded.
Ignition key switch failure.
Wiring or electrical connection faulty.
Starter motor solenoid or slave solenoid failure.
Engine Will Not Start
POSSIBLE CAUSES
Lanyard stop switch not in "RUN" position.
Battery not fully charged.
Incorrect starting procedure. Refer to Operation section.
Old or contaminated fuel.
Fuel is not reaching the engine.
Fuel tank is empty.
Fuel tank vent not open or restricted.
Fuel line is disconnected or kinked.
Primer bulb not squeezed.
Primer bulb check valve is faulty.
Fuel filter is obstructed. Refer to Maintenance section.
Fuel pump failure.
Fuel tank filter obstructed.
Open 20 amp fuse. Check fuses, refer to Maintenance
section.
Threaded connection of an air hose is loose.
Ignition system component failure.
Spark plugs fouled or defective. Refer to Maintenance
section.

Table of Contents

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Mercury 300XS OptiMax and is the answer not in the manual?

Mercury 300XS OptiMax Specifications

General IconGeneral
Engine Type2-Stroke
Horsepower300 HP
Alternator Output60 amp / 756 watt
Gear Ratio1.75:1
Starting SystemElectric
Fuel System2-Stage Direct Fuel Injection (DFI)
Weight505 lbs / 229 kg
Cylinders6
SteeringHydraulic
Shaft Length25"

Related product manuals