Since the carburetor on a chain saw is simpler than most carbs, it's a good place to demonstrate the basics. It really has only three situations that it has to cover: It has to work when you are trying to start the engine cold. It has to work when the engine is idling. It has ...
How Does an Air Curtain Work? Typically, the air curtain is mounted over a doorway on the inside and the air is pulled into the intake of the unit. There it takes form to match the conditioned environment. This air is accelerated and forced through a narrow discharge along the length of...
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When you dip the clutch in a car, the revs will drop. This is due to the inertia of the flywheel, and the lack of air going in the intake as the throttle is release. After the gear change is over and the clutch is released, the engine speed will go back up again, meeting the ...
Again, consider a car. The engine ECU is responsible for converting sensor measurements into action such as adjusting air intake when the accelerator is depressed. Figure 1: Test System An HIL test replaces the engine with a simulation comprising hardware and software that interacts with real I/...
Coughing/Sputtering:The car may start stumbling as if the engine is struggling to continue to run smoothly. Surging:The engine may cough a little bit and start to buck and suddenly rev up. This is a sign that the fuel pump is beginning to suck up air, whether due to a very low level...
When your car is dealing with a vacuum leak, it is likely that you will find it challenging to start the car. This problem is even more consistent when it is the purge valve that has gone haywire.The vacuum leak would further create a let-in through which air enters the engine and ...
Nearly everything in your new Subaru is covered by this comprehensive coverage plan, from powertrain parts to the car’s air conditioning system. Wear items such as brake pads, shoe linings, clutch linings, and wiper blades are also covered for three years or 36,000 miles. Below are a few...
causes a sharp rise in body temperature. This problem can occur when a baby is in a hot environment such as a beach or anoverheated caror when a baby is overdressed in hot, humid weather. Never leave a baby or child alone in a closed car, not even for a minute. If you think your...
A black box in a car is an event data recorder (EDR) that depicts data such as speed, throttle position, brake usage, seatbelt usage, airbag deployment, and other relevant information. The data can be accessed by investigators, law enforcement, or insurance companies to gain insights on wha...