Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
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Chapter 39, Problem 3SA
To determine
The causes noise that are not related to transmission but appears to be.
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Chapter 39 Solutions
Automotive Technology
Ch. 39 - After draining gear oil from a transaxie, the...Ch. 39 - Prob. 2SACh. 39 - Prob. 3SACh. 39 - What tool is often required to remove gears and...Ch. 39 - When removing or installing bearings, where should...Ch. 39 - List five common sources for transmission fluid...Ch. 39 - What should you do to properly identify the type...Ch. 39 - List at least five items that are typically...Ch. 39 - Prob. 1TFCh. 39 - True or False? Bearing noise increases under load...
Ch. 39 - A rough, growling noise that is heard from a...Ch. 39 - A clicking noise during transrnission/transaxle...Ch. 39 - Worn teeth on a speed gear can cause_______. a....Ch. 39 - Using a lubricant that is thicker than the...Ch. 39 - A poorly adjusted shift linkage can cause which of...Ch. 39 - Technician A says that the transmission rear seal...Ch. 39 - A noise occurs in forward and reverse gears but...Ch. 39 - A rough, growling noise occurs when a vehicle with...Ch. 39 - A car jumps out of gear into neutral, particularly...Ch. 39 - While diagnosing a noise from a transmission:...Ch. 39 - Technician A says that broken or worn engine and...Ch. 39 - Technician A says that shims may be used to adjust...Ch. 39 - During a test drive, a noise that appears to be...Ch. 39 - While inspecting the synchronizers of a transaxle:...Ch. 39 - Technician A says that the proper fluid level for...
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- B)A system of mass 12 kg is to be isolated from the engine vibration ranging in frequencies from 1600 to 2200 Hz. What stiffness must the isolators have for 85% isolation. إضافة ملفarrow_forwardTechnician A says that rattling on road irregularities can be caused by worn shock absorber bushings or grommets, worn spring insulators, a broken coil spring or broken spring insulators, worn control arm bushings, worn stabilizer bar bushings, worn strut rod grommets, worn leaf spring shackles and bushings, and worn torsion bars, anchors, and bushings. Technician B says that dry or worn control arm bushings may cause a squeaking noise on irregular road surfaces. Who is correct? a. Technician A only b. Technician B only c. Both A and B d. Neither A nor Barrow_forwardLubrication is a method to reduce wear on surfaces that are not in close contact and act as a seal to reduce noise. Select one: True Falsearrow_forward
- 2 EXAMPLE OF FAILURE CAUSED BY RESONANCEarrow_forwardWhile diagnosing a noise from a transmission: Technician A says that the noise is caused by something internal if it is most noticeable during a test drive. Technician B says that the noise is caused by the clutch if it disappears when the clutch is disengaged. Who is correct? a. Technician A only b. Technician B only c. Both A and B d. Neither A nor Barrow_forward1. Describe the method of operation of the velocity pick up sensor for vibration measurement? what are the limitations? 2. Describe the method of operation of the Accelerometer sensor for vibration measurement? What are the limitations? 3. Describe the method operation of the Proximity Probe sensor for vibration measurement? What are the limitations? 4. What the uses of Over All Vibration Levels? Do they have standard levels? 5. What is the frequency spectrum? 6. How the Unbalance is identified from the frequency spectrum ? 7. How the Misalignment condition is identified from the frequency spectrum? 8. How Gear Box Vibration problem is Identified? What is the gear mech frequency GMF 9. What are the stages of Rolling Element Bearing Failure? 10. Describe the Electrical Motor Vibration problem due to misalignment problem? How it occurs 11. Cavitation is famous problem in Fluid Handling Machines, describe how it occurs and how it damages pumps?arrow_forward
- :Measurement of the Vibration using the following Accelerometers ceramic piezoelectric sensor Seismic mass An external amplifier Thermometerarrow_forwardTechnician A says that rattling on road irregularitiescan be caused by worn shock absorber bushings orgrommets, worn spring insulators, a broken coilspring or broken spring insulators, worn control armbushings, worn stabilizer bar bushings, worn strutrod grommets, worn leaf spring shackles and bushings,and worn torsion bars, anchors, and bushings.Technician B says that dry or worn control arm bushingsmay cause a squeaking noise on irregular roadsurfaces. Who is correct?a. Technician A onlyb. Technician B onlyc. Both A and Bd. Neither A nor Barrow_forwardDuring a test drive, a noise that appears to be transmission related disappears when the driver brings the vehicle to a stop and disengages the clutch with the engine at idle. Technician A says that the noise may be caused by an internal transmission problem. Technician B says that the problem may be something interfering with the flywheel or pressure plate. Who is correct? a. Technician A only b. Technician B only c. Both A and B d. Neither A nor Barrow_forward
- When attempting to diagnose a vibration that is present only when the car is cruising at highway speeds, Technician A says that the problem may be caused by out-of-balance tires. Technician B says that the problem may be caused by a worn wheel bearing.arrow_forwardd) Figure 1 below shows a vehicle which has taken a curve at very high speed, but since the road was slippery, the rear of the car swings to one side. With an aid of sketch, explain what condition it is and how Electronic Stability Programme will act on the vehicle without braking applied condition. Figure 1arrow_forwardVibration isolation, transmissibility, Explanation magnification factorarrow_forward
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