Asked by: Aymen Xiaoasked in category: General Last Updated: 8th April, 2020
How do you adjust the idle on a Mercury outboard motor?
In respect to this, how do you adjust the idle mixture on a Mercury outboard motor?
Adjust the idle stop screw on the side of the carburetor near the choke cable, turning the screw with a screwdriver until the vacuum gauge is reading about 600 rpm. Turn the idle mixture screw counterclockwise 1/4-turn at a time until you hear the engine begin to stall out, and turn it clockwise 1/4-turn.
One may also ask, how do you adjust the throttle on an outboard motor? Throttle Adjustment
- Loosen the throttle cable adjuster jam-nut with the wrenches.
- Push the control lever forward to the "Forward idle" position.
- Pull the control lever back, through neutral, into the reverse idle position.
- Push the throttle to the "Full forward" position.
Likewise, people ask, how do you adjust the carburetor on an outboard motor?
How to Adjust Carbs on an Outboard Motor
- Submerge the lower end unit into a larger rubber container filled with water.
- Unclasp the top engine cowl.
- Place a small engine tachometer clip lead around the number one cylinder spark plug.
- Start the engine and place the shift selector in forward gear.
- Locate the idle speed stop screw on the carburetor linkage.
What RPM should an outboard idle at?
For a passenger car engine, idle speed is customarily between 600 and 1000 rpm. For medium and heavy duty trucks, it is approximately 600 rpm. For many single-cylinder motorcycle engines, idle speed is set between 1200 and 1500 rpm. Two-cylinder motorcycle engines are often set around 1000 rpm.