Fdny z51 rmo - Study guides, Class notes & Summaries

FDNY Z51 RMO Questions and Answers 2023 Verified!!! Graded A+ Passed!

FDNY Z51 RMO Questions and Answers 2023 Verified!!! Graded A+ Passed!

fdny z51 rmo/ 119 questions answered 2023/verified Graded A+

the efficiency of the refrigerant cycle is affected by the operation of the condenser. Of the following, a more efficient centrifugal compressor operation results from - ANSWER-lowering the condenser pressure In most semi hermetic compressors, the suction vapor is used for - ANSWER-cools the motor The amount of refrigerant that flows through the orifices of an economizer is determined by the - ANSWER-difference between the high side and the low side pressure the instalation of an inline re...

Final Review RMO Exam Questions and Complete Solutions When instructed to start a reciprocating plant for Air conditioning the first thing to do is? A. TURN ON CHILLED WATER PUMPS AND OPEN THE BYPASS TO LIGHTER LOAD B. INSTALL LARGER FUSE TO TAKE THE INITIAL LOAD, AND THEN TURN ON THE COOLING TOWER FANS C. TURN ON CHILLED WATER PUMP, CONDENSER WATER PUMPS AND COOLING TOWER FANS D. SET THE THERMOSTAT A FEW DEGREES HIGHER - Answer: C. Turn on chilled water pump, condenser water pumps an...

Refrigeration License Review Exam Questions and Complete Solutions At the condenser refrigerant enters as - Answer: high pressure gas and leaves as high pressure liquid If you were running three compressors, - Answer: highly superheated vapor describes the state of the refrigerant leaving the third compressor the state of refrigerant as it leaves the compressor is (blank) and as it leaves the condenser is (blank) - Answer: compressor-super heated vapor condenser- warm sub-cooled li...

1. The efficiency of the refrigerant cycle is affected by the operation of the condenser. of the following, a more efficient centrifugal compressor operation results from Answer: Lowering the condensing pressure 2. The heat removed from the refrigerant in a condenser is Answer: Sensible and Latent Heat 3. The refrigerant unit that you have been assigned to is being taken out of service for a major repair. You have been assigned to withdraw refrigerant for storage in suitable containers. Accord...

1. what is the main purpose of the Kingsbury thrust?Answer: counteract the forces acting parallel to the compressor's shaft ( preventing action displacement) 2. capacitors have the ability to ?Answer: store electrical energy that can be used to start motors 3. what is the purpose of the gland seal systemAnswer: prevent steam from leaking out of the turbine or air from leaking in 4. how should the seat of a service valve be positioned when a permanent pressure gauge has been installedAnswer: ...

RMO Final Exam Questions and Complete Solutions A standpipe system will be out of service for two days. How long should there be a fire Watch? A) The first 24 hours B) The entire time the standpipe is out of service C) The first 12 hours D)The last 12 hours of the day - Answer: The entire time the standpipe is out of service. The only refrigerant temperature chart available to a refrigerant engineer lists the temperature in degrees Celsius. If the chart indicates a Celsius temperat...

NYC - Final RMO Exam Questions and Complete Solutions The efficiency of the refrigerant cycle is affected by the operation of the condenser. Of the following, a more efficient centrifugal compressor operation results from a. Raising the condenser liquid level to the maximum b. lowering the chilled water set point. c. raising the condenser head pressure d. lowering the condenser pressure - Answer: Lowering the condensing pressure The heat removed from the refrigerant in a condenser is ...