How do I adjust the idle speed on my Evinrude outboard?
The ideal idle is somewhere near the midpoint of this range, about 750 rpm. Loosen the lock nut on the idle speed adjustment screw with a small adjustable wrench. Turn the screw clockwise with a screwdriver to increase the idle speed; turning the screw counterclockwise decreases the idle speed.
How do you adjust the idle on a 40 hp Evinrude outboard?
Avoid moving or hot parts. If an adjustment is required, loosen the lock nut on the idle speed screw with a small adjustable wrench and turn the screw clockwise with a standard slotted screwdriver to increase the idle speed or counterclockwise to decrease the idle speed.
What is the oil ratio for a Johnson outboard motor?
Follow Us: Any Johnson outboard motor built since 1964 requires a 50/1 fuel ratio. Motors built prior to that date require a 32/1 ratio, with the exception of a few fishing motors built prior to 1955 that use a 16/1 ratio.
How do you set points on a Johnson outboard?
How to Set the Points on Johnson Outboards
- Place the motor, if trailered, in an accessible spot.
- Place a flywheel strap around the perimeter of the flywheel and hold it taut.
- Pull the flywheel off.
- Use a flat-head screwdriver to loosen and remove the two screws for one set of points.
Why does my outboard idle high?
High idle normally indicates it is getting extra air or fuel, not from the carb. This can indicate a vacuum leak.
How do you adjust the throttle on an outboard motor?
Throttle Adjustment
- Loosen the throttle cable adjuster jam-nut with the wrenches. Extend or contract the adjuster until the cable moves the throttle to the idle position.
- Push the control lever forward to the “Forward idle” position.
- Pull the control lever back, through neutral, into the reverse idle position.
How much does a 40 hp Johnson weight?
40 hp – 220 lbs.