Piston pins - Study guides, Class notes & Summaries

If an engine experiences a sharp, metallic rapping noise only when it is idling, the trouble could be worn: `Main bearings `Piston pins `connecting rod bearings `piston skirts correct answers Piston pins On a port fuel-injected engine, the cause of excessive black smoke in the exhaust could be: `low fuel pressure `an intake manifold vacuum leak `high oxygen sensor voltage `high fuel pressure correct answers High fuel pressure During a cylinder power balance test on a four-cyl...

Michigan ASE Brake Certification Latest Update with Verified Solutions Air in Hydraulic System A spongy brake pedal may be caused by Excessive tire pressure Can not cause very erratic brake pulling while applying brakes Excessive brake pedal travel A power assist brake booster push rod that is too short will cause Brake drum machined beyond its limits Can cause brake pedal fade Repair leak and replace brake linings How to correctly service brake linings soaked with axle greas...

Brake test questions and answers Graded A+ Both A & B are correct Technician A says that riveted disc brake pads are often quieter that bonded disc brake pads. Technician B says that integrally molded disc brake pads are molded into holes in the steel backing of the pads. Which technician is correct? Technician A only Neither A nor B are correct Both A & B are correct Technician B only A) Aid cooling Rotors are vented to: B) Increase strength D) Reduce the rotor weight C) Reduce...

Brakes Test 3 |Complete with A+ Graded Answers Both A & B are correct Technician A says that riveted disc brake pads are often quieter that bonded disc brake pads. Technician B says that integrally molded disc brake pads are molded into holes in the steel backing of the pads. Which technician is correct? Technician A only Neither A nor B are correct Both A & B are correct Technician B only A) Aid cooling Rotors are vented to: B) Increase strength D) Reduce the rotor weight C) Re...

Brake test questions and answers Graded A+ Both A & B are correct Technician A says that riveted disc brake pads are often quieter that bonded disc brake pads. Technician B says that integrally molded disc brake pads are molded into holes in the steel backing of the pads. Which technician is correct? Technician A only Neither A nor B are correct Both A & B are correct Technician B only A) Aid cooling Rotors are vented to: B) Increase strength D) Reduce the rotor weight C) Reduce...

Air in Hydraulic System A spongy brake pedal may be caused by Excessive tire pressure Can not cause very erratic brake pulling while applying brakes Excessive brake pedal travel A power assist brake booster push rod that is too short will cause Brake drum machined beyond its limits Can cause brake pedal fade Repair leak and replace brake linings How to correctly service brake linings soaked with axle grease but still have a lot of lining left on them Meter...

Industrial Red Seal Practice Exam Questions and Answers Already Passed NB: Answers appear before each question and are highlighted in yellow. B Which meter will be damaged when used on an energized circuit? A) A wattmeter. B) An ohmmeter. C) An ammeter. D) A voltmeter. D The open circuit voltage of a lead acid battery is 39 Volts, and the terminal voltage is 35 Volts when connected to a 141 Amp load. What is the internal resistance of the battery? A) 4.0 ohms. B) 1.7 ohms. C) 0.283 ohms. D)...

ASE BRAKES Exam #1 Practice Questions and Answers A - Ans:-A drum is chattering on the brake lathe. This could be the result of: A. Failure to install the dampening belt. B. Cutting too slowly. C. Dull cutting blades. D. Cutting speed too fast. C - Ans:-A vehicle is equipped with a hydro-boost brake system has a hard pedal with little braking action. Which of the following could be the cause? A. Low brake fluid B. Air in the brake fluid C. Low power steering fluid D. An overtightened...

How is the cooling effect in a mechanical refrigeration system produced? - Answer-Evaporation of liquid refrigerant into vapor What is the primary purpose of a compressor? - Answer-It circulates and pressurizes the refrigerant vapor before the vapor Is condensed for re use Name another function that must be performed by the compressor - Answer-Is raise the pressure and temperature of the refrigerant vapor. This allows the refrigerant to condense into a liquid as it circulates through the c...

HVAC Level 2 03302 Compressors Exam Questions with Correct Answers Line-duty device - Answer-A motor protection device that senses current flow and temperature in the motor windings. If an overload occurs, it opens the motor winding circuit to remove the line voltage. Pilot-duty device - Answer-A protection device that senses current overload or excessive temperature within the motor and opens the contactor control circuit to stop the motor. Positive-displacement compressor - Answer-Any ...