Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN: 9781305578296
Author: John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher: Cengage Learning
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Chapter 19, Problem 4RQ
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When the starter spins but does not crank the engine,which of the following may be true?a. Defective starter relayb. Damaged flywheel teethc. A faulty starter solenoidd. All of the above
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Which of the following is not part of the starter motorcircuit?a. Batteryb. Starting safety switchc. Starter motord. Relay solenoid
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Refrigeration and Air Conditioning Technology (MindTap Course List)
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- A push button manual starter has tripped on overload. Explain how to reset the starter so themotor can be restarted.arrow_forwardWhy do stepping motors have teeth machined in the stator poles and rotor?arrow_forward9.a. A chain-drive system can be aligned easier than a belt-drive system since the chain-drive systemA. can have the chain removed while the final alignment is taking place.B. can have a string left on the sprockets after the alignment is complete.C. is less critical to misalignment. 9.b. When you're first starting a PM program, and you want to check motor starter and contactor contacts,how often should you perform a PM inspection on these devices?A. Every two monthsB. Every monthC. Every six monthsarrow_forward
- Explain the difference between manual motor starters that provide low voltage release and those that do not.arrow_forwardTechnician A checks a starter’s field coils for opensby connecting an ohmmeter between the coils’power feed wire and the field coil brush lead. TechnicianB checks a starter’s field coil for a short toground by connecting an ohmmeter across the fieldcoil brush lead and the starter housing. Who iscorrect?a. Technician Ab. Technician Bc. Both A and Bd. Neither A nor Barrow_forward15. When you measure the voltage drop across a set of contacts, you're O A. measuring the equivalent motor resistance. B. sensing how much current is flowing in the circuit. O C. checking the incoming voltages. O D. checking the quality of the contact set.arrow_forward
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