1543412 Volvo.Penta Flange screw

Do not use aerosol types of starting aids such as ether. Such use could result in an explosion and personal injury.
Starting an Electronically Controlled Engine
Note: Do not adjust the engine speed control during start-up. The electronic control module (ECM) will control the engine speed during start-up.
Disengage any equipment that is driven by the engine.
Turn the keyswitch to the RUN position and check the multi-function lamp.
If the lamp flashes once only, the engine can be started normally. If the lamp flashes again, then a fault has been detected. Refer to this Operation and Maintenance Manual, "Diagnostic Flash Code Retrieval" for more information.
Illustration 1 g06201074
During cold weather the keyswitch will need to be in the heat position for a time period to allow the glow plug operation. Some systems will have a wait to start lamp.
The wait to start lamp must be extinguished before starting the engine. Refer to the original equipment manufacture for information on how to start an engine in cold weather.Note: The ambient weather condition will determine the amount of time the glow plugs will require. If the engine is warm, heat from the glow plugs will not be required to start the engine.
Turn the engine start switch to the HEAT position. Hold the engine start switch in the HEAT position for time shown in illustration 1.
Do not engage the starting motor when flywheel is turning. Do not start the engine under load.If the engine fails to start within 30 seconds, release the starter switch or button and wait two minutes to allow the starting motor to cool before attempting to start the engine again.
Turn the keyswitch to operate the starter motor, and allow the engine to crank. After the engine has started, allow the keyswitch to return to the RUN position.Starting a Mechanically Controlled Engine
Disengage any equipment that is driven by the engine.
Turn the keyswitch to the RUN position.
Illustration 2 g06201074
During cold weather the keyswitch will need to be in the heat position for a time period to allow the glow plug operation. Some systems will have a wait to start lamp.
The wait to start lamp must be extinguished before starting the engine. Refer to the original equipment manufacture for information on how to start an engine in cold weather.Note: The ambient weather condition will determine the amount of time the glow plugs will require. If the engine is warm, heat from the glow plugs will not be required to start the engine.
Turn the engine start switch to the HEAT position. Hold the engine start switch in the HEAT position for time shown in illustration 1.
Do not engage the starting motor when flywheel is turning. Do not start the engine under load.If the engine fails to start within 30 seconds, release the starter switch or button and wait two minutes to allow the starting motor to cool before attempting to start the engine again.
Turn the keyswitch to operate the starter motor, and allow the engine to crank. After the engine has started, allow the keyswitch to return to the RUN position.