Common questions

Why do they start the right engine first?

Why do they start the right engine first?

Since it was tradition to start the right engine first, they choose the left wing tank for this. So the APU starts to use some fuel from the left and then when the right engine is started first, it will help to partially balance the fuel.

Which is the right engine to start on an airplane?

The tradition to start right engines first only exists for wing mounted engines. Aircraft with tail mounted engines typically start the engines from left to right. That is why the APU typically uses fuel from the right wing tank for these aircraft (e.g. MD-80, Boeing 717).

Which is the right hand side of the engine turn?

Besides that, general “Automotive Lingo” told us that because you could only “see” the front of your car engine, car buffs would use the front of the engine ( the part that they could actually see turning) to describe engine rotation (Right Hand or CW), although car engines actually met the SAE standard of CCW rotation.

Why do people sit in their cars with the engine running?

Most of us have seen them – drivers sitting in their car waiting whilst keeping the engine running. Are the drivers cold and have the heater on or perhaps they’re hot and are using the air con? Who knows, but what ever the weather, there’s always those that simply can’t be bothered to turn the engine off.

Besides that, general “Automotive Lingo” told us that because you could only “see” the front of your car engine, car buffs would use the front of the engine ( the part that they could actually see turning) to describe engine rotation (Right Hand or CW), although car engines actually met the SAE standard of CCW rotation.

What does it mean when your car engine is running lean?

Your engine runs lean if your air-to-fuel mixture is too light – this means that the fuel in your ignition chamber is being igniting with too much air or too little fuel. Because your engine is running on less fuel than it should, it is running “lean.”

Most of us have seen them – drivers sitting in their car waiting whilst keeping the engine running. Are the drivers cold and have the heater on or perhaps they’re hot and are using the air con? Who knows, but what ever the weather, there’s always those that simply can’t be bothered to turn the engine off.

Why does my car engine not want to start?

If the engine still doesn’t seem like it wants to start, probably fuel is getting into the cylinders and your problems lies somewhere else. However, if the engine runs momentarily and dies, then the problem is that fuel is not getting to the cylinders. Check for a clogged fuel filter, or a bad fuel pressure regulator.

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Ruth Doyle