which of the following statements regarding relief valves is not true? A. A blown fusible plug must be replaced. B. Relief valves should be replaced every five years. C. Relief valves should be vented to the outdoors using a purge line. D. Spring-loaded relief valves should be stacked to prevent any leakage.

Q: Which of the following is NOT a flow control valve? O Servo valve O Needle valve O All of these are…

A: To Select : The appropriate option :

Q: Explain each box. which one is blocked and where is aif flowing

A: Given :-  Two way valve  Three way valve  Four way valve  Four way 5 ported valve

Q: Technician A says that suction lines become verywarm during A/C operation. Technician B says that…

A: Technician B is correct. discharge lines of pipe conducts hot, high-pressure refrigerant vapor from…

Q: A technician is inspecting a vehicle and finds the upper radiator hose is collapsed, and the cooling…

A: Given :-  A technician is inspecting a vehicle and finds the upper radiator hose is collapsed, and…

Q: For what application are the pressure control valves seen in Figure 2 being used?

A: Introduction The valves enable the regulation of system pressure to adjust the force on a hydraulic…

Q: One way to prevent leaking from glove valves in a Halocarbon refrigeration system is to employ…

A:

Q: 17 Which of the following relief valves is designed to vent refrigerant under excessive pressure and…

A: Which of the following relief valves is designed to vent refrigerant under excessive pressure and…

Q: how does a pilot check valve differ from a simple check valve

A: The check valves are used for the seal age purpose in the closed position. The valves are used for…

Q: When is the valve tip ground?  How do you know how much to remove from the tip?

A: The valve tip is ground when a valve job is being performed on the cylinder head. This is typically…

Q: The centrifugal compressors are used to produce low flow rates Select one: True False

A: Centrifugal compressor: It is a mechanical device which is use to compress the fluid (air,…

Q: What are the funtions of an isolation/dump valve?

A:

Q: Name three ways in which directional control valves may be actuated

A: Directional control valves are used to direct the fluid flow in hydraulic and pneumatic system in…

Q: Quarter turn valves suitable for gas,compressed air,liquid and slurry services are: Ball valves No…

A:

Q: Give an example of Reducing the Air Pressure Setting.

A: The setting of reducing air pressure is concerned with the setting of the air compressor. Air…

Q: The hydraulic system is free from noise and produces high pressure. Select one: True False

A: the hydraulic system is not free from noise hence it is a false statement. hydraulic system can…

Q: Heavy internal springs are used to establish the operating pressure of the -operated type of…

A: In  hydraulic system pressure is controlled by metering the flow of fluid into or out of…

Q: Industrial pipes What precautions should be taken when opening a supply valve from a…

A: The objective of the question is to understand the safety measures that need to be taken while…

Hydronics