How to Start the Engine of a Cessna 150

Last Updated: July 21, 2022

You've finished your pre-flight inspection and you’re ready to start your engine. However starting the engine of a Cessna 150 is a little more complex compared with starting the engine of a car. Follow these simple steps and you'll be in the air in no time!

Steps

1
Mixture Rich - Push the mixture knob in fully allowing maximum amount of fuel into engine.
2
Carburetor Heat Cold - Push the carburetor. heat knob in fully.

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3
Master Switch On - Turn the master switch in the upward position.^{[1]
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4
Prime as required - In summer or when engine is already warm there is no need to prime. If the engine is cold priming may be necessary before the engine will start. To prime simply pull out of the priming knob and push it back in. Repeat this step two or three times as needed.^{[2]
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5
Throttle open ¹⁄₄ inch (0.6 cm) - Push the throttle in toward the control panel 1/4 of an inch.^{[3]
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- NOTE: you may use your eye for this step; it does not have to be exactly 1/4 of an inch.
6
Propeller Blast area clear - Make sure there is no one behind you before starting the engine.^{[4]
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7
Ignition Switch to start - Turn the key all the way to the right. Hold it in this position until the engine has fully started.
8
Begin pre-take off check list.^{[5]
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Warnings

1.) be sure that the propeller Blast area is clear before starting the engine. (the propeller blast area is directly behind the plane.)

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