Mercury 40 4-Stroke User Manual

OPERATION
41
6. Models without power trim - Position the lilt lock lever to the lock position.
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7. Position the throttle grip as follows:
• Cold engine (carbureted) - Set the throttle grip to the start position.
• Warm engine (carbureted) - Set the throttle grip to the half-way position.
• Flooded engine (carbureted) - Set the throttle grip to the half-way position.
NOTE: After starting a cold engine (air temperature below 4 °C (40 °F) ), slowly advance the throttle
speed until the engine is warmed up.
• Cold engine (EFI) - Set the throttle grip to the start position.
• Flooded engine (EFI) - Set the throttle grip to the half-way position.
ART
0%100
START
ST
0%100
START
START
a
b
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a - Start position b - Half-way position
8. Manual start models - Pull the starter rope slowly until you feel the starter engage, then pull rapidly
to crank the engine. Allow rope to return slowly. Repeat until engine starts.
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9. Electric start models - Turn the ignition key to the "START" position. If the engine fails to start in
ten seconds, return the key to the "ON" position, wait 30 seconds and try again.
19804
!
WARNING
Rapid acceleration can result in serious injury or death from being thrown within or out of the boat.
Decrease engine speed before shifting into gear.

Mercury 40 4-Stroke Specifications

General

Engine Type	4-Stroke
Horsepower	40 hp
Cylinders	3
Fuel Induction System	Electronic Fuel Injection (EFI)
Starting	Electric
Displacement	747 cc
Shaft Length	20 in
Dry Weight	216 lbs
Steering	Remote
Alternator Amp	18 amp / 226 watt
Full Throttle RPM	5500 - 6000 RPM