In the accompanying figure, a circuit like one for refrigeration or air conditioning is shown. When the thermostat contact closes what happens?
What will be an ideal response?
When the thermostat contact closes, control relay CR energizes and closes all CR contacts. This energizes both the condenser fan motor (CFM) relay and the evaporator fan motor (EFM) relay.
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Technician A says to avoid lubrication on the thrust bearing surfaces. Technician B says when installing main bearing caps, tap them with a ball peen hammer to insure they seat properly. Who is right?
A. Technician A B. Technician B C. Both technicians D. Nether technician
FFA chapters are in _____________________ of the 15 largest cities
Fill in the blank(s) with correct word
If the synchronous speed produced by the drive is reduced by half and the voltage remains constant, the current through the motor will __________.
A. reduce by one-fourth B. reduce by half C. double D. increase by four
What are the advantages of electronic media or computer-based service information over print media?
What will be an ideal response?