Brake hydraulic systems - Study guides, Class notes & Summaries

CDX Brakes midterm answers Graded A+ All of the below statements are true except: A service brakes consist of drum and/or disc brakes and are operated by hand All of the below statements are true except: In drum brakes, the heat is created outside of the drum and transferred to the inner surface If we triple the speed of an object, the kinetic energy will: increase by nine times Medium and heavy duty. vehicles often require increased braking in situations........... exhaust b...

CDL Air Brakes Part 2 Questions and Answers Already Passed The air pressue should not drop more than 3 psi single , 4psi combination, 6psi combination of 3 + In one minute during an APPLIED leakage test What is a supply pressue gauge used for Guages tell you how much pressure is in the air tanks (true or false) The service brake system applies and releases the parking brakes when you use the parking brake control False (true or false) When air tank pressure rises to around 125 ...

Why do large diesel trucks have air brakes instead of hydraulic brakes? Ans: 1. lines disconnect with no mess 2. no brake fade 3. leaks do not affect system dramatically 4. large diesel engine can run an air compressor easily 5. system splits into 2 parts for redundancy 6. system is fail safe What is the psi of the air going into the brake can? Ans: 125 What is another name for the parking brake? Ans: spring brake What has an electric switch that opens an air valve and activates the f...

310T Practice Exam #2/ 136 Questions with Certified Solutions/ . Which of the following tools can be used to cut new external threads?! A die A thread pitch gauge A tap A thread chaser - Answer: A die During a PM inspection a broken radiator fan shroud is noticed. Which of the following could cause this damage?! Loose fan belts A failed fan hub clutch A broken engine mount An out of balance fan assembly - Answer: A broken engine mount During a PM inspection the steering ...

ASE A5 Brakes Automotive Certification Test Questions and Answers The brakes are being bled on an older vehicle equipped with a quick take up valve in the master cylinder. Technician A says the quick take up valve must be depressed. Technician B says the brakes on this vehicle cannot be bled. Who is right? a. A only b. B only c. Both A and B d. Neither A nor B Both technicians are wrong. The brakes on quick take up systems use the same bleeding procedure as those without this valve. ...

Diesel Tech Brakes ASE Practice Test 2 Practice Questions and Answers Technician A says the same electronic control unit (ECU) operates the antilock braking systems (ABS) on the tractor and the trailer. Technician B says that if replacement tires are a different size from the original tires, the wheel speed sensor signals are affected. Who is correct? A. A only B. B only C. Both A and B D. Neither A nor B - Ans:-B. B only A truck with air brakes and a suspended (fire-mounted) pedal has ...

THE WORK CENTER SUPERVISOR. Who ensures good housekeeping practices are complied with? THE HYDRAULIC CONTAMINATION CONTROL PROGRAM MANAGER. Who maintains a list of all assigned equipment and aircraft hydraulic components that require sampling? NAVAIR 01-1A-17 What is the ORGANIZATIONAL, INTERMEDIATE AND DEPOT MAINTENANCE AVIATION HYDRAULICS MANUAL? Must be marked or etched as required. What must be done to all internal and external hose assemblies used on support equipme...

Florida CDL Knowledge Test ( Updated 2024 ) Complete Questions & Answers (Solved) 100% Correct 1. Most important reason for vehicle inspection ? Answer: Safety 2. What thingsshould you check during a trip? Answer: Instruments, air pressure gauge,temp gauge, pressure gauge, ammeter/voltmeter, mirrors, tires, cargo/ cargo covers,lights. 3. Name some key steering system parts. Answer: Steering wheel, tie rod,steering shaft,hydraulic fluid reservoir, gear box, pitman arm, drag link, stee...

NEIEP TEST BANK NEW SOLUTION PACK OVER 300 ACTUAL QUESTIONS AND ANSWERS VERIFIED 100%;(Everything you need to pass NEIEP is here!!!!!!! Hydro elevators in low rise applications do not need an _____ _____ room. Ans- overhead machine Some advantages of hydros are lower equipment and building construction costs because the load of a hydro is carried to the _____ where as the load of a traction car is carried by the _____ _____. Ans- ground, building structure When drilling the jack h...

CDL Air Brake Questions and Answers 100% Pass Modern air brake systems combines three different systems. service brakes, parking brakes, and emergency brakes Oil and water usually collect in compressed air tanks. If you do not have an automatic tank drain, when should you drain the air tanks? After every working day. Why drain water from the compressed air tanks? Water can freeze in cold weather and cause brake failure. Air brake equipped vehicles must have: A supply pressure g...