IDLE SPEED Inspection intervals for idle speed can be found in the section of your Service Manual. The following directions are examples of typical procedures required for maintenance, checking and adjusting idle speed. Since procedures differ between year, make and model Suzuki outboard 4-Stroke engines its mandatory to acquire exact servicing information from your factory for exact service guidelines.

• Manual Car Service Manuals

Manual Car Service Manuals

Check the link mechanism and the carburetor throttle valves for smooth operation. Attach the tachometer cord to the spark plug high-tension cord. Special tool required: Engine tachometer is a special tool required for this properly perform this procedure. See required for more information. Start and warm up the engine. NOTE: Check and/or adjust the idle speed after the engine speed has stabilized.

Check the idle speed. Idle speed (in neutral gear): 1250 – 1350 r/min. Adjustment If the idle speed is out of the specification, adjust the speed as follows: 1. Turn the pilot screw to the standard specification. Pilot screw initial settings are in your service manual NOTE: When turning the pilot screw fully in, lightly seat the screw only. Do not over tighten in order to avoid damaging the needle valve and the seat. Turn the idle adjusting screw.

Turning clockwise: The engine speed becomes higher. Turning counterclockwise: The engine speed becomes lower. Adjust the pilot screw in small increments until a stable engine speed is achieved. Change the pilot screw setting within ±1/4 turn to the standard specification. Turning clockwise: The fuel / air mixture becomes leaner. Turning counterclockwise: The fuel / air mixture becomes richer.

CARBURETOR Maintenance intervals for carburetor can be found in the section of your Service Manual. Inspect the body, the float chamber, the lever, the linkage, the connector and the fuel inlet. If crack or other damage is found, replace.