Mercury 4 4-Stroke User Manual

FEATURES & CONTROLS
20
Features & Controls
Fuel Shut-Off Valve (4 Hp Models) - Turn valve up to close or down to open. If an optional remote fuel tank is used,
turn valve up when using the remote fuel tank. Turn valve down when using the internal fuel tank.
ob00456
Choke Knob - Pull completely out when starting a cold engine. Push halfway in as engine is warming up. Push in
completely after engine is warmed up.
ob00457
Throttle Grip Friction Knob - Turn friction knob to set and maintain the throttle at desired speed. Turn knob up to
tighten friction and down to loosen friction.
a
b
ob00458
a - Direction to tighten friction b - Direction to loosen friction
!
WARNING
Avoid possible serious injury or death from loss of boat control. Maintain sufficient steering friction to prevent
the outboard from steering into a full turn if the tiller handle or steering wheel is released.
Steering Friction Adjustment - Adjust this knob to achieve the desired steering friction (drag) on the tiller handle.
Turn knob clockwise to tighten friction and counterclockwise to loosen friction.
ob00459

Mercury 4 4-Stroke Specifications

General

Engine Type	4-Stroke
Cylinders	1
Starting System	Manual
Steering	Tiller
Fuel Induction System	Carbureted
Shaft Length	15 in
Dry Weight	57 lbs
Recommended Fuel	87 Octane
Gear Shift	F-N
Warranty	3 Years
Horsepower	4 HP