Liquid Fuels Volume 5
(25).webp "Liquid Fuels Volume 5 - Quiz")
Liguid Fuels CerTest
- 1.
What is the high level shut off valve's number?
- A.
40-27G
- B.
41AF-1A
- C.
413AF-5A
- D.
41AF-2C
Correct Answer
C. 413AF-5AExplanation
The correct answer is 413AF-5A. This is the high level shut off valve's number.Rate this question:
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- 2.
Whats the Non surge check valve/ Rate of flow valve's number?
- A.
41AF-1A
- B.
413AF-5A
- C.
41AF-2C
- D.
40-27G
Correct Answer
A. 41AF-1AExplanation
The correct answer is 41AF-1A. This is because the question is asking for the number of the Non surge check valve/ Rate of flow valve. Out of the given options, 41AF-1A is the only one that matches the criteria.Rate this question:
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- 3.
What is the Combo rate of flow/ Fuel shut off valve's number?
- A.
413AF-5A
- B.
41AF-1A
- C.
40-28G
- D.
41AF-2C
Correct Answer
D. 41AF-2CExplanation
The correct answer is 41AF-2C. The question is asking for the combo rate of flow/fuel shut off valve's number. Among the given options, 41AF-2C is the only one that matches this criteria.Rate this question:
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- 4.
What is the Filter Seperator Control Valve's number?
- A.
40-28G
- B.
413AF-5A
- C.
40-27G
- D.
41AF-1A
Correct Answer
C. 40-27GExplanation
The correct answer is 40-27G. This is the number of the Filter Separator Control Valve.Rate this question:
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- 5.
What is the bypass valve's number?
- A.
40-27G
- B.
40-28G
- C.
413AF-5A
- D.
41AF-1A
Correct Answer
B. 40-28GExplanation
The correct answer is 40-28G. This is the bypass valve's number.Rate this question:
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- 6.
What is the back pressure control valve's number?
- A.
58AF-9
- B.
58AF-9-1
- C.
58AF-3
- D.
364AF-2
Correct Answer
A. 58AF-9Explanation
The back pressure control valve's number is 58AF-9 because it is the only option provided that matches the given number.Rate this question:
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- 7.
What is the pressure control valve number?
- A.
58AF-9
- B.
58AF-9-1
- C.
364AF-2
- D.
58AF-3
Correct Answer
D. 58AF-3Explanation
The pressure control valve number is 58AF-3.Rate this question:
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- 8.
What is the defuel/flush valve number
- A.
58AF-9
- B.
58AF-3
- C.
58AF-9-1
- D.
58AF-5
Correct Answer
C. 58AF-9-1Explanation
The correct answer is 58AF-9-1. This is the defuel/flush valve number.Rate this question:
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- 9.
What is the hydrant refueling control valve number?
- A.
362AF-4
- B.
362AF-8
- C.
364AF-2
- D.
364AF-8
Correct Answer
B. 362AF-8Explanation
The correct answer is 362AF-8. This number refers to the hydrant refueling control valve. The "362AF" part of the number likely indicates the specific model or type of valve, while the "-8" at the end could signify a particular version or size of the valve. Without further context, it is difficult to determine the exact meaning of the numbers, but based on the options provided, 362AF-8 is the correct answer.Rate this question:
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- 10.
What is the hydrant outlet adaptor valve number
- A.
364AF-2
- B.
364AF-8
- C.
362AF-2
- D.
362AF-8
Correct Answer
A. 364AF-2Explanation
The correct answer is 364AF-2. This is the hydrant outlet adaptor valve number.Rate this question:
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- 11.
What is the emergency shut off valve number?
- A.
132AF-9B
- B.
136AF-9B
- C.
134AF-4B
- D.
132AF-4B
Correct Answer
B. 136AF-9B -
- 12.
What type of electrical units and wireing are used in nonhazardous locations?
- A.
Non-explosion proof, enclosed type
- B.
Explosion proof, open type
- C.
Explosion proof, enclosed type
- D.
Non-explosion proof, open type
Correct Answer
C. Explosion proof, enclosed typeExplanation
In nonhazardous locations, explosion proof, enclosed type electrical units and wiring are used. This type of equipment is designed to prevent the ignition of flammable gases, vapors, or dust particles that may be present in the surrounding environment. The enclosed design ensures that any sparks or heat generated by the electrical equipment are contained within the enclosure, minimizing the risk of ignition. This is important in nonhazardous locations to maintain safety and prevent any potential accidents or fires.Rate this question:
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- 13.
The Pritchard system control room has how many electircal panels and what are they used for?
- A.
2, pump control, hand selector, refuel pumps
- B.
4, defuel pumps, hand selector, pump control
- C.
1, pump, control, pump selector, defuel pumps/
- D.
3, pump control, pump selector, defuel pumps
Correct Answer
D. 3, pump control, pump selector, defuel pumpsExplanation
The correct answer is 3, pump control, pump selector, defuel pumps. This answer states that the Pritchard system control room has three electrical panels. These panels are used for pump control, pump selector, and defuel pumps. This suggests that the control room is responsible for monitoring and controlling the operation of pumps and fuel transfer processes.Rate this question:
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- 14.
Emergency stop switches at a truck loading header must be no closer than how many feet?
- A.
50ft
- B.
75ft
- C.
25ft
- D.
35ft
Correct Answer
C. 25ftExplanation
Emergency stop switches at a truck loading header must be no closer than 25ft. This is because having the emergency stop switches at a distance of 25ft allows for a safe and accessible location in case of an emergency. It provides enough distance for the truck operator to quickly and easily reach the switch to stop the loading process if needed. Placing the switches closer than 25ft may hinder the operator's ability to reach them in a timely manner, potentially compromising safety.Rate this question:
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- 15.
Which of the following should you check fitst if a pump motor will not start or hum?
- A.
Voltage
- B.
Relays
- C.
Control Panel
- D.
DPT's
Correct Answer
B. RelaysExplanation
If a pump motor will not start or hum, the first thing to check should be the relays. Relays are electrical switches that control the flow of electricity to the motor. If a relay is faulty or not functioning properly, it can prevent the motor from starting or humming. Therefore, checking the relays is necessary to ensure that they are working correctly and allowing the electricity to reach the motor.Rate this question:
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- 16.
If the pump is running what should be your first step in diagnosing a fuel delivery problem?
- A.
Control Panel
- B.
As-Built Drawing
- C.
Pump Selector Switch
- D.
Vaccum Switch
Correct Answer
B. As-Built DrawingExplanation
The correct answer is As-Built Drawing. When diagnosing a fuel delivery problem, the first step should be to consult the As-Built Drawing. This drawing provides detailed information about the layout and components of the fuel delivery system, allowing technicians to identify potential issues and locate the source of the problem. By referring to the As-Built Drawing, one can gain a better understanding of the system's design and make an informed diagnosis.Rate this question:
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- 17.
How many hydrant outlets are normally installed for each 302AF fueling and defueling valve?
- A.
1
- B.
2
- C.
3
- D.
4
Correct Answer
A. 1Explanation
Each 302AF fueling and defueling valve normally has only one hydrant outlet installed.Rate this question:
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- 18.
The defuel line in the Panero Hydrant system pit has a "U" bend to do what?
- A.
To prevent backflow
- B.
To keep the entire line from draining
- C.
To keep objects from entering
- D.
To prevent surges
Correct Answer
B. To keep the entire line from drainingExplanation
The "U" bend in the defuel line of the Panero Hydrant system pit is designed to keep the entire line from draining. This means that even if there is a decrease in pressure or a disruption in the flow, the "U" bend will hold a certain amount of fuel in the line, preventing it from completely emptying. This is important because it ensures that there is always fuel available in the line for immediate use, without the need for priming or refilling.Rate this question:
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- 19.
What component aids in the opening of the 302AF fueling and defuel valve
- A.
CHDS-3
- B.
CRL
- C.
CRD
- D.
Ejector-Strainer
Correct Answer
D. Ejector-StrainerExplanation
The ejector-strainer component aids in the opening of the 302AF fueling and defuel valve.Rate this question:
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- 20.
What part on the 302AF fuel and defuel valve restricts the flow of fuel in the control tubing and under normal conditons will not close
- A.
PRT's
- B.
DPT's
- C.
Pressure reducing control
- D.
Ejector-Strainer
Correct Answer
C. Pressure reducing controlExplanation
The pressure reducing control on the 302AF fuel and defuel valve restricts the flow of fuel in the control tubing. Under normal conditions, it will not close.Rate this question:
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- 21.
What indicates leakage past the diaphram on the pressure relief control
- A.
Valve not opening correctly
- B.
Fuel leakage from the vent port
- C.
CRL not working
- D.
Valve not closeing
Correct Answer
B. Fuel leakage from the vent portExplanation
Fuel leakage from the vent port indicates leakage past the diaphragm on the pressure relief control valve. The vent port is designed to release excess pressure from the system, and if fuel is leaking from it, it suggests that the diaphragm is not functioning properly and allowing fuel to escape. This can lead to a loss of pressure control and potentially unsafe conditions.Rate this question:
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- 22.
What component closes the refueling side of the 302AF fueling and defueling valve when there is excess flow at the hydrant outlet
- A.
CRL
- B.
CRD
- C.
CDHS-3
- D.
Hytrol Check
Correct Answer
C. CDHS-3Explanation
The CDHS-3 component closes the refueling side of the 302AF fueling and defueling valve when there is excess flow at the hydrant outlet.Rate this question:
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- 23.
The primary purpose of the orfice plate on the 302AF fueling and defueling valve is to create a differential pressure to do what?
- A.
Operate the CRL
- B.
Operate the CRD
- C.
Operate the CDHS-3
- D.
Operate the Solenoid
Correct Answer
C. Operate the CDHS-3Explanation
The orifice plate on the 302AF fueling and defueling valve is primarily used to create a differential pressure. This differential pressure is necessary to operate the CDHS-3.Rate this question:
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- 24.
During refueling, which 302AF fueling and defueling valve component is responsible for closeing the defueling side of the main valve?
- A.
CRD
- B.
CRL
- C.
Solenoid
- D.
Ejector
Correct Answer
C. SolenoidExplanation
The solenoid is responsible for closing the defueling side of the main valve during refueling. A solenoid is an electromechanical device that uses an electrical current to generate a magnetic field, which in turn causes a mechanical action. In this case, the solenoid is activated to close the defueling side of the main valve, preventing any fuel from being removed during refueling.Rate this question:
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- 25.
When you adjust the unloading CRL on the 302AF fuel , defuel valve at what pressure do you set the CRL
- A.
5psi above NOP
- B.
10psi above NOP
- C.
15psi above NOP
- D.
20psi above NOP
Correct Answer
B. 10psi above NOPExplanation
The correct answer is 10psi above NOP. When adjusting the unloading CRL on the 302AF fuel defuel valve, it is set at 10psi above NOP (Normal Operating Pressure). This means that the pressure is increased by 10psi from the normal operating pressure in order to properly adjust the unloading CRL.Rate this question:
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- 26.
When you adjust the 302AF fuel,defuel valve at what rate do you set the CV Flow Control
- A.
5 seconds
- B.
10 seconds
- C.
20 seconds
- D.
30 seconds
Correct Answer
C. 20 secondsExplanation
The CV Flow Control should be set at a rate of 20 seconds when adjusting the 302AF fuel defuel valve. This means that it will take 20 seconds for the valve to fully open or close, allowing for precise control and adjustment of the fuel flow.Rate this question:
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- 27.
In order to calculate the differentail pressure required to adjust the CDHS-3 properly, you need to know what?
- A.
Flow rate, downstream pressure
- B.
Flow rate, upstream pressure
- C.
Orfice plate size, downstream pressure
- D.
Orfice plate size, upstream pressure
Correct Answer
C. Orfice plate size, downstream pressureExplanation
To calculate the differential pressure required to adjust the CDHS-3 properly, you need to know the orifice plate size and the downstream pressure. The orifice plate size is important because it determines the flow restriction, and the downstream pressure is necessary to measure the pressure difference across the orifice plate. By knowing these two factors, you can calculate the differential pressure and make the necessary adjustments to the CDHS-3.Rate this question:
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- 28.
When a type 4 system is placed in loop flush mode what happens to the 136AF-5B flush valve?
- A.
Soleniod Energized to close main valve
- B.
Solenoid De-Energized to open main vavle
- C.
Valve Closes tightly
- D.
Valve Modulates
Correct Answer
B. Solenoid De-Energized to open main vavleExplanation
When a type 4 system is placed in loop flush mode, the solenoid is de-energized, which means that no electrical current is flowing through it. This causes the solenoid to open the main valve, allowing the flush valve to release water or fluid. Therefore, the correct answer is that the solenoid is de-energized to open the main valve.Rate this question:
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- 29.
During pantograph flush mode what happens to the 136AF-5B Flush Valve
- A.
Solenoid is de-energized to open main valve
- B.
Solenoid is energized to close main valve
- C.
Valve closes tightly
- D.
Valve modulates
Correct Answer
B. Solenoid is energized to close main valveExplanation
During pantograph flush mode, the solenoid is energized to close the main valve. This means that the solenoid is supplied with electrical energy, which causes it to activate and close the valve. This action is necessary in order to prevent any water from flowing through the valve during the flush mode. By closing the main valve, the water supply is effectively shut off, allowing the flush mode to proceed without any water entering the system.Rate this question:
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- 30.
How many DPT's are piped into the return venturi on a 2,400gpm Type 3 system
- A.
1
- B.
2
- C.
3
- D.
4
Correct Answer
D. 4Explanation
In a 2,400gpm Type 3 system, four DPT's are piped into the return venturi. The return venturi is a device used in hydronic systems to measure flow rates. In this particular system, four DPT's (Differential Pressure Transmitters) are used to measure the pressure difference across the venturi. This information is then used to calculate the flow rate of the system. Therefore, the correct answer is 4.Rate this question:
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- 31.
What is the range of the low range DPT piped into the return venturi on a Type 3
- A.
0-50gpm
- B.
0-100gpm
- C.
0-300gpm
- D.
0-600gpm
Correct Answer
B. 0-100gpmExplanation
The range of the low range DPT piped into the return venturi on a Type 3 is 0-100gpm. This means that the flow rate of the fluid passing through the venturi can vary from 0 gallons per minute (gpm) to a maximum of 100 gpm.Rate this question:
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- 32.
What points on the return venturies high range DPT must be calibrated?
- A.
0gpm, 100gpm, 240gpm
- B.
0gpm, 250gpm, 500gpm
- C.
0gpm, 560gpm, 700gpm
- D.
0gpm, 1,200gpm,2400gpm
Correct Answer
B. 0gpm, 250gpm, 500gpmExplanation
The return venturi high range DPT must be calibrated at 0gpm, 250gpm, and 500gpm. These specific flow rates are chosen because they represent different points along the range of flow that the venturi will be expected to measure accurately. Calibrating at 0gpm ensures that the DPT accurately measures zero flow, while calibrating at 250gpm and 500gpm ensures accuracy at higher flow rates. By calibrating at these specific points, the DPT can be accurately calibrated across its entire operating range.Rate this question:
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- 33.
What opens the 362AF-8 Hydrant Control valve for refueling of an aircraft
- A.
Pump control panel
- B.
Pump control switch
- C.
The pneumatic deadman
- D.
Ejector strainer
Correct Answer
C. The pneumatic deadmanExplanation
The pneumatic deadman is responsible for opening the 362AF-8 Hydrant Control valve for refueling of an aircraft. This device is designed to automatically shut off the flow of fuel if the operator becomes incapacitated or loses control. By using air pressure, the pneumatic deadman ensures that the valve remains open only when the operator is actively holding down the control lever. This safety feature prevents any accidental spills or overflows during the refueling process.Rate this question:
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- 34.
At what pressure does the 58AF-9 back pressure control valve open to control the hydrant loop pressure
- A.
75psi to the furthest outlet
- B.
100 psi to the furthest outlet
- C.
125 psi to the furthest outlet
- D.
150 psi to the furthest outlet
Correct Answer
B. 100 psi to the furthest outletExplanation
The back pressure control valve opens to control the hydrant loop pressure at 100 psi to the furthest outlet. This means that when the pressure in the hydrant loop reaches 100 psi, the valve will open to release excess pressure and maintain it at that level.Rate this question:
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- 35.
At what pressure does the 58AF-3 pressure control valve close to trap loop pressure?
- A.
25psi
- B.
50psi
- C.
75psi
- D.
100psi
Correct Answer
C. 75psiExplanation
The 58AF-3 pressure control valve closes to trap loop pressure at 75psi. This means that when the pressure in the loop reaches 75psi, the valve will shut off to prevent any further increase in pressure. This is an important safety feature as it helps to maintain the pressure within a safe range and prevents any potential damage or malfunction that could occur if the pressure exceeds this threshold.Rate this question:
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- 36.
After refueling an aircraft and the lead pump de-energizes, at what pressure does the 58AF-9-1 defuel/flush valve close
- A.
75psi
- B.
80psi
- C.
100psi
- D.
125psi
Correct Answer
B. 80psiExplanation
The 58AF-9-1 defuel/flush valve closes at a pressure of 80psi after the lead pump de-energizes.Rate this question:
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- 37.
When must a Type 3 system be flushed?
- A.
When the system is not used in 30 days
- B.
When the system is not used for 60 days
- C.
When the system is not used for 90 days
- D.
When the system is not used for 120 days
Correct Answer
A. When the system is not used in 30 daysExplanation
A Type 3 system must be flushed when it is not used in 30 days. This is likely because after a certain period of inactivity, the system may accumulate bacteria or other contaminants that can affect its performance or pose a health risk. Flushing the system helps to remove any stagnant water and maintain its cleanliness and functionality.Rate this question:
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- 38.
What is the primary method of recieving fuel in a type 4 system
- A.
Truck
- B.
Barge and pipeline
- C.
Aircraft
- D.
All the above
Correct Answer
B. Barge and pipelineExplanation
In a type 4 system, the primary method of receiving fuel is through barge and pipeline. This means that fuel is transported and delivered to the system using barges and pipelines. This method is commonly used for large-scale fuel distribution, especially in areas where access to fuel by trucks or aircraft may be limited or impractical. By utilizing barges and pipelines, the system can efficiently receive a significant amount of fuel, ensuring a steady supply for operations.Rate this question:
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- 39.
What automatic valve is used as the recieving filter seperator control valve in a type 4
- A.
40-28G
- B.
4027-G
- C.
413AF-5A
- D.
41AF-1A
Correct Answer
B. 4027-GExplanation
The automatic valve used as the receiving filter separator control valve in a type 4 is the 4027-G.Rate this question:
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- 40.
What is the purpose of the limit switch on the Type 4 product recovery tank high level shut off valve
- A.
To open the high level shut off valve
- B.
To alarm when the fuel level is high
- C.
To signal the microprocesser when the main valve is closed
- D.
To test the high level alarm
Correct Answer
C. To signal the microprocesser when the main valve is closedExplanation
The purpose of the limit switch on the Type 4 product recovery tank high level shut off valve is to signal the microprocessor when the main valve is closed. This means that when the main valve is closed, the limit switch will send a signal to the microprocessor to indicate that the valve is in the closed position. This information is important for the microprocessor to accurately monitor and control the fuel level in the tank.Rate this question:
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- 41.
At what psi is the pressure differential control on the Type 4 emergency shut off vavle adjusted?
- A.
5psi
- B.
6psi
- C.
7psi
- D.
8psi
Correct Answer
C. 7psiExplanation
The pressure differential control on the Type 4 emergency shut off valve is adjusted at 7psi.Rate this question:
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- 42.
What valve is used as the flush valve in a Type 4 system
- A.
413AF-5A
- B.
136AF-5B
- C.
136AF-9B
- D.
40-27G
Correct Answer
B. 136AF-5BExplanation
The flush valve used in a Type 4 system is the 136AF-5B valve.Rate this question:
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- 43.
What is the flow rate range of the high range DPT's on the Type 4 return venturi's
- A.
0-200gmp
- B.
0-400gpm
- C.
0-600gpm
- D.
0-800gpm
Correct Answer
D. 0-800gpmExplanation
The flow rate range of the high range DPT's on the Type 4 return venturi's is 0-800gpm. This means that the DPT's can measure flow rates from 0 gallons per minute (gpm) up to 800 gpm.Rate this question:
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- 44.
What condition would cause a resonating horn to sound in a type 4 system
- A.
High level alarm
- B.
Fire
- C.
E-Stop hit
- D.
High pressure
Correct Answer
C. E-Stop hitExplanation
When an E-Stop (Emergency Stop) button is pressed or hit in a type 4 system, it triggers a safety mechanism that causes the resonating horn to sound. This is a precautionary measure to alert individuals in the vicinity that an emergency situation has occurred and immediate action is required. The resonating horn is activated specifically in response to the E-Stop being hit, ensuring that the alarm is distinct and easily recognizable in order to prompt a quick and appropriate response.Rate this question:
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- 45.
Where are the PIT's located in a Type 4
- A.
On the issue line, downstream of the 136AF-9B
- B.
On the return line, upstream of the 136AF-9B
- C.
On the issue line, downstream of the back pressure control valve
- D.
On the return line, upstream of the back pressure control valve
Correct Answer
A. On the issue line, downstream of the 136AF-9BExplanation
In a Type 4 system, the PITs (Pressure Indicator Transmitters) are located on the issue line, downstream of the 136AF-9B. This means that the PITs are placed after the 136AF-9B valve in the direction of the flow. The 136AF-9B valve is likely a control valve that regulates the flow of the fluid. By placing the PITs downstream of this valve, it allows for accurate measurement of the pressure after the flow has been controlled.Rate this question:
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- 46.
Which component failed if the 51AF-4 rapid defuel valve opens during a refuel operation?
- A.
CRL
- B.
CRD
- C.
Hytrol Check
- D.
Ejector
Correct Answer
C. Hytrol CheckExplanation
If the 51AF-4 rapid defuel valve opens during a refuel operation, it indicates that the Hytrol Check component has failed. The Hytrol Check is responsible for preventing fuel from flowing in the wrong direction, and its failure allows the valve to open unexpectedly during refueling.Rate this question:
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- 47.
At what differntial pressure must the recieving strainer in the type 3 system be cleaned
- A.
5 psi
- B.
10 psi
- C.
15 psi
- D.
20 psi
Correct Answer
B. 10 psiExplanation
The receiving strainer in a type 3 system must be cleaned at a differential pressure of 10 psi. This means that when the pressure difference between the upstream and downstream sides of the strainer reaches 10 psi, it is necessary to clean the strainer to ensure proper flow and prevent clogging.Rate this question:
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- 48.
What type of control tubing is used on the type 3 system
- A.
Galvanized steel
- B.
Seamless stainless steel
- C.
Aluminum
- D.
Cooper
Correct Answer
B. Seamless stainless steelExplanation
Seamless stainless steel is the preferred type of control tubing used on the type 3 system. This is because stainless steel is highly resistant to corrosion, which is important for maintaining the integrity of the tubing in various environments. Additionally, the seamless construction of the tubing ensures a smooth and continuous flow of fluids or gases, minimizing the risk of leaks or blockages. Overall, seamless stainless steel tubing offers durability, reliability, and optimal performance for the type 3 system.Rate this question:
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- 49.
Once the 40-27G filter seperator control valve has closed do to high pressure, what must be done to get the vavle to operate again
- A.
Manually reset the CRL
- B.
Manually reset the CRD
- C.
Manually reset the CDHS-3A
- D.
Manually reset the switch on the Control Panel
Correct Answer
C. Manually reset the CDHS-3AExplanation
To get the valve to operate again after it has closed due to high pressure, the CDHS-3A must be manually reset.Rate this question:
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- 50.
What type of meter is used in the recieving line of a type 3
- A.
1,200gpm, Brodie Meter
- B.
2,400gpm, Brodie Meter
- C.
1,200gpm, Positive Displacement
- D.
2,400gpm, Positive Displacement
Correct Answer
C. 1,200gpm, Positive Displacement -
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May 17, 2023Quiz Edited by
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Feb 02, 2010Quiz Created by
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