3E451 B3

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1. (401) What positions are on the pump control switch?: HAND/OFF/AUTO.
2. (401) The pressure/flow recorder indicates which of the following?: System pressure and Issue/Return flow rates
3. (402) Most emergency service calls involve: no fuel delivery.
4. (403) How many hydrant outlets are served by each Panero pit?: 1
5. (404) When operating normally, what part on the 302AF fueling/defueling valve restricts the flow of fuel in the control tubing and will not close?: Pressure-reducing control
6. (404) A damaged diaphragm on the pressure reducing control is indicated by: a fuel leakage from the vent port
7. (404) What component closes the main valve of the 302AF fueling/defueling valve when there is excess flow at the hydrant outlet?: CDHSâ€“3
8. (404) The primary purpose of the orifice plate on the 302AF fueling and defueling valve is to create differential: pressure to operate the CDHSâ€“3
9. (404) During refueling, which 302AF fueling and defueling valve component holds the defuel side of the main valve inlet closed?: Solenoid
10. (405) The first adjustment you make, when setting the pressure on the 302AF fueling and defueling valve, is establishing a pressure gauge reading of 10 psi above the desired delivery pressure. You do this by turning the adjusting screw on the: pressure-reducing control (CRD) clockwise
11. (405) What delivery pressure causes the fueling side, of the 302AF fueling and defueling valve, to close when turning the adjusting screw on the loading pressure relief control counterclockwise?: 5 psi above normal operating pressure.
12. (405) Approximately how long do you want it to take the fueling valve to open when you adjust the CV flow control on the 302AF fueling and defueling valve?: 20 seconds
13. (406) What components are energized when you place a magnet on the refuel contact points at the hydrant in the modified Panero system?: The deep-well turbine pump and 302AF electrical solenoid
14. (406) To remedy a leakage on the Philadelphia hydrant adapter, which one of the following would you usually replace?: The flange gasket
15. (407) How many manual valves are found in the lateral control pit of the Pritchard system?: 3
16. (407) When you place a magnet on the defuel magnetic control switch, during defueling, the solenoids on the: defueling control valve and the defuel pump are energized
17. (407) What lateral control pit component automatically cuts off the defuel pump when a predetermined amount of inches of mercury is reached?: Vacuum control switch
18. (408) When the cover chamber pressure of the 90AFâ€“8 refueling control valve is at least as great as the inlet pressure, the valve will: close tightly
19. (408) If the cover chamber pressure on a 90AFâ€“8 refueling control valve stays between the inlet and outlet pressure, the valve: modulates
20. (408) What happens to auxiliary hytrols A and B, on the 90AFâ€“8 refueling control valve, when excess flow trips the CDHSâ€“3 pressure differential control?: A opens and B closes
21. (408) The pressure relief control, on the 90AFâ€“8 is set to: 5 pounds per square inch (psi) higher than the normal operating pressure
28. (412) The components of the 134AF defueling control valve include: a valve position indicator, solenoid: flow clean strainer, and ejector
29. (412) How often is the 134AF defueling control valve operationally inspected?: Quarterly
30. (412) What condition exists when fuel leaks past the 134AF main valve disc and seat?: The defuel pump rotates slowly during refueling
31. (413) Which component on the 41AF rate-of-flow control valve causes the main valve to throttle?: Differential control
32. (413) To adjust the flow rate of the differential control on the 41AF rate-of-flow control valve, you must turn the adjusting screws: counterclockwise for minimum spring tension
33. (413) What is the probable cause when the 41AFâ€“10 main valve opens during refueling?: Leakage through normally closed solenoid valve
34. (414) When defueling stops, the 352AF hydrant adapter controls its own fuel level in order to: prevent air from entering the installed piping system
35. (414) At what maximum differential pressure, in pounds per square inch (psi) does the 352AF hydrant adapterâ€™s automatic bypass valve open?: 35
36. (414) After activating an emergency stop switch at the Type II hydrant outlet, you reset the system to refuel by: manually resetting the controls in the pumphouse control room.
37. (414) What type of ground rods are hydrant outlets grounded to in the piping system of the Type II Hydrant System?: Galvanized/stainless steel
38. (415) How often is the 41AFâ€“10 inspected?: Semiannually
39. (415) What are the low and high settings (pounds per square inch {psi}), respectively, for the pressure relief controls on the 51AFâ€“4 valve?: 5 psi and 5 psi above the CRL on the 90AFâ€“8
40. (415) The primary purpose of having 5 psi in the lateral piping on the 51AFâ€“4 rapid defuel valve is to: make sure the hydrant outlet line stays full of fuel
41. (416) Before adjusting the high pressure relief control on the 51AFâ€“4 valve, you must also adjust the pressure reducing control (CRD) on the 90AFâ€“8 valve to: 5 psi above normal operating pressure
42. (416) According to the troubleshooting guide (fig. 2â€“23), which component has failed if fuel is bypassed during a fueling operation?: Solenoid failed to energize
43. (417) What type piping, 12 inches in diameter, is used in the hydrant loop of a Type III system?: Stainless steel, schedule 20S
44. (417) What type steel is used in the control tubing of the Type III system?: Seamless stainless
45. (418) At what differential pressure must the receiving strainer in the Type III system be cleaned?: 10 psi
46. (418) What is the standard American Petroleum Institute (API) rate and gallons per minute (gpm) of receiving filter separators used in the Type III system?: 1581, 600 gpm
47. (418) The 40â€“28G bypass valve opens and fuel bypasses the receiving separators when fuel is received from a cross-country pipeline on the Type III system. The differential pressure causing this action occurs when: 15 psi is sensed across the receiving separator
48. (418) Once the 40â€“27G filter separator valve has closed due to high differential pressure, what must be done to get the valve to operate again?: Manually reset the CDHSâ€“3A
49. (418) A gallons per minute displacement meter is used in the receiving line of a Type III system. Which type does it use?: 1200 positive
50. (419) Where is the ball float for the 413AFâ€“5A high-level shut-off valve on an operating storage tank located?: On the exterior side of the tank at the required shut-off height
51. (419) The 413AFâ€“5A high-level shut-off valveâ€™s closing feature and rotary disc assembly can be tested without filling the tank up with fuel to the high level shut-off point by: using a manual tester on the high-level shut-off float assembly
52. (419) A Type III operating storage tank level indicator servo compartment must be approved for hazardous locations and listed for use in Class I: Division I, Group D
53. (419) When fuel reaches the high level alarm setting on a Type III operating storage tank, one warning is given by the High-Level Alarm window on the pump control panel (PCP). How do you see and hear the warning?: When the PCP flashes and a vibrating horn sounds
54. (419) When fuel reaches the high-high level alarm setting, the High-High Level Alarm window on the pump control panel (PCP) is activated on a Type III operating storage tank. How do you see and hear the warnings?: By a flashing PCP and resonating horn sounds
55. (419) What size piping is used to connect the pressure reliefs and other drains to the product recovery tank in a Type III system?: 2-inch
56. (419) What size is the product recovery tank?: 4,000 gallons
57. (419) The switch assembly automatically energizes the fuel transfer pump, on the product recovery tank in a Type III system, when the tank is: 70 percent full
58. (419) At what full percentage does the overfill valve close in the product recovery tank in the Type III system?: 80
59. (419) How is excess pressure relieved on the 2129AF overfill valve using the product recovery piping system in the Type III system?: The pressure relief control bleeds pressure around the valve
60. (420) What size suction header is used in the Type III system?: 16-inch
61. (420) Defining the temperature rating for motors used with the fueling pumps in the Type III system is the responsibility of the: National Fire Protection Agency 70
62. (420) One purpose of the flow switch in the Type III system is to: lock on the fueling pump
63. (420) Each issue filter separator in the Type III system is rated for how many gallons per minute?: 600
64. (420) When the two solenoids on the 136AFâ€“9B emergency shut-off valve are energized, what happens to the valve?: It free floats
65. (420) Where is the issue venturi tube located on the Type III system?: Downstream of the emergency shut-off valve
66. (420) What mill ampere (mA) signal does the issue differential pressure transmitter send when 1,200 gallons per minute flows through the issue venturi in the Type III system?: 12 mA
67. (420) What gallons per minute points must be calibrated on the return venturiâ€™s high range differential pressure transmitter?: 0, 560, 700
68. (421) The 362AFâ€“8 hydrant control valve opens when an aircraft is refueling. It opens by using the: The pneumatic deadman
69. (421) At what pressure, in pounds per square inch, does the 58AFâ€“9 back pressure control valve open to control the hydrant loop pressure?: 100 at the farthest hydrant outlet
70. (421) At what pounds per square inch does the 58AFâ€“3 pressure control valve close?: 75
71. (421) After refueling an aircraft and the lead pump deenergizes, at what pounds per square inch (psi) does the 58AFâ€“9â€“1 defuel/flush valve close?: 80
72. (421) Solenoid â€œBâ€ on the 58AFâ€“9â€“1 defuel/flush valve energizes to allow the main valve to open only when the: system is placed in the flush mode
73. (422) What do blue lines represent on the Type III pump control panel line drawing?: Pump discharge
74. (422) How long will the back-up battery maintain the Type III microprocessorâ€™s memory?: 30 days minimum
75. (422) What does the first symbol in a rung of ladder logic represent?: contacts
76. (423) To set up the pump control panel for fueling on the Type III system, after selecting the lead pump, you then place the system in: automatic, and push the SYSTEM START button
77. (424) What happens to the lead, second, third and fourth pumps when the issue venturi senses 2,400 gpm and the return venturi senses 1,000 gpm for 15 seconds?: The fourth pump is called off
78. (424) What happens if the third pump is called on automatically in a Type III system and fails to start?: The next pump in the predetermined sequence is called on
79. (425) What component houses the defuel pump for the Type III system?: The hydrant servicing vehicle
80. (426) The Type III system must be flushed: when it is not used in 30 days
81. (426) To flush a Type III system, you must turn the selector switch on the pump control panel to: â€œflushâ€ and all available pump switches to â€œhand.â€
82. (427) What type piping is used on the main fuel line of a Type IV system for a 2-inch pipe?: Seamless stainless steel, schedule 20
(the right one)82. (427) What type piping is used on the main fuel line of a Type IV system for a 2-inch pipe?: Epoxy-coated carbon steel, schedule 80
83. (427) What type piping is used downstream of the Type IV issue filter separator for a 6-inch pipe?: Seamless stainless steel, schedule 40
84. (427) What type piping is used on the pressure relief and drain system for a 2-inch pipe in a Type IV system?: Epoxy-coated carbon steel, schedule 40
85. (428) What size mesh screen is used in the receiving strainer of a Type IV system?: 60
86. (429) What pounds per square inch backpressure does the pressure relief control maintain on the high level shut-off valve on a Type IV underground operating storage tank?: 8
87. (429) When does the high level light go out once the operator has acknowledged an activated alarm on a Type IV operating storage tank?: When fuel is removed to below the high level alarm setting
88. (430) What type fueling pumps are used in a Type IV cut and cover tank?: Deep well turbine pumps, 600 gallons per minute (gpm).
89. (431) What type fuel dispensing hose is installed on a Type IV hose-end pantograph?: 3-inch, API 1529, semi-hardwall
90. (431) When is the solenoid on the 58AFâ€“3 pressure control valve on the Type IV system deenergized?: When all pumps are off
91. (431) What valve is used as the flush valve in a Type IV system?: 136AFâ€“5B
92. (431) When the flush valve on a Type IV system is placed in the pantograph flush mode, the solenoid is: energized and the main valve closes.
93. (431) During refueling, at what pressure, in pounds per square inch, does the pantograph pressure control valve relieve excess pressure?: 75
94. (432) What do blue lines on the Type IV pump control panel graphic display represent?: The pump discharge and fueling loop
95. (432) What condition would cause a resonating horn to sound on a Type IV system?: Emergency stop
96. (432) What switch, on the Type IV pump control panel, looks like a red mushroom?: Emergency stop
97. (433) In a Type IV system, pressure indicating transmitters are located on the: issue line downstream of the 136AFâ€“9B
98. (434) During an aircraft refueling, as demand for fuel flowing through the 362AFâ€“7 refueling control valve decreases in a Type IV system, flow increases through the: return venturi
99. (435) When a Type IV system is placed in the â€˜loop flushâ€™ mode, the solenoid on the 136AFâ€“5B flush valve: deenergizes to open the main valve
100. (436) When a Type IV system is placed in the â€˜pantograph flushâ€™ mode, the solenoid on the 136AFâ€“5B flush valve: energizes to close the main valve

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Number of cards 95

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