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January 2024 Bib > 571 UNREP > Flashcards

571 UNREP Flashcards

1
Q

What is the purpose of the drum band brake on winches?
a. To control the direction of rotation
b. To hold or control a load and prevent unspooling of the rope
c. To engage or disengage the winch drum from the drive system
d. To provide smooth, variable speed control

A

B

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2
Q

Which winches are equipped with a drum overload clutch to prevent excessive loading of wire rope connection points?
a. Saddle winches
b. Gypsy winches
c. Highline, spanwire, and E-STREAM hauling winches
d. Electric Hydraulic Winches

A

C

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3
Q

What is the purpose of Anti-slack devices (ASD) in the context of winches?
a. To prevent birdcaging of the wire rope when the winch is operating with no load
b. To control the direction of rotation
c. To engage or disengage the winch drum from the drive system
d. To provide smooth, variable speed control

A

A

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4
Q

What is the purpose of the ram tensioner described in Section 4.4?
a. To regulate the flow of hydraulic fluid
b. To maintain a constant tension range in the highline or spanwire
c. To control the sliding block movement
d. To provide power to the winch motor

A

B

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5
Q

What is the function of the flow control valve in the ram tensioner?
a. Regulates the flow of hydraulic fluid into the ram cylinder
b. Controls the sliding block movement
c. Prevents ejection of the ram piston
d. Provides power to the accumulator cylinder

A

A

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6
Q

Which component prevents the loss of hydraulic fluid in the ram tensioner system?
a. Accumulator
b. Flow control valve
c. Packing set and wiper ring
d. Drum band brake

A

C

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7
Q

What is the purpose of the sliding block drive system described in Section 4.5?
a. To regulate the tension in the highline or spanwire
b. To control the position and movement of the sliding block
c. To prevent ejection of the ram piston
d. To provide power to the winch motor

A

B

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8
Q

What function does the sliding padeye serve at the receiving station, as per Section 4.6?
a. Raises and lowers the padeye where the highline is attached
b. Controls the flow of hydraulic fluid in the ram tensioner
c. Prevents ejection of the ram piston
d. Regulates the tension in the sliding block drive system

A

A

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9
Q

How is the Bulkhead Mounted Sliding Padeye attached to the ship’s structure?
a. It is mounted in a vertical trunk
b. It is hinged from the carrier hangar bay overhead
c. It is secured at four mounting points on the ship’s structure
d. It is supported by back stays

A

C

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10
Q

What is the purpose of the ball screw assembly in the sliding padeye system?
a. To control position and slow down the carriage assembly
b. To provide vertical motion to the carriage assembly
c. To transmit power to the electric motor
d. To regulate the flow of hydraulic fluid

A

B

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11
Q

Which component provides the driving torque for the sliding padeye system?
a. Ball Screw Assembly
b. Brake System
c. Electric Motor
d. Carriage Assembly

A

C

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12
Q

What is the major difference between E-STREAM Control Stations and Navy Standard control stations, as described in Section 4.8?
a. E-STREAM Control Stations have manual control levers, whereas Navy Standard control stations use encoders.
b. E-STREAM Control Stations use a Master Control Console and LED-screened Master Power Panel, while Navy Standard control stations have individual machinery controls.
c. E-STREAM Control Stations have a different configuration whether installed port or starboard, while Navy Standard control stations have a fixed configuration.
d. E-STREAM Control Stations do not have indicator lights, whereas Navy Standard control stations have multiple indicator lights.

A

B

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13
Q

What does the control handle in the Navy Standard highline or spanwire winch master control booth transform the movement into?
a. Rotary motion
b. Linear motion
c. Push-pull movement
d. Trolley movement

A

A

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14
Q

What is the purpose of the locator switch in the E-STREAM Highline or Spanwire control?
a. To control winch speed and direction
b. To select single drum operation
c. To take or pass control to and from the master control and local control
d. To operate the trolley direction control handle

A

C

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15
Q

How are the Navy Standard hauling winches controlled during STREAM transfer operations?
a. Using the drum selector switch
b. Using the TROLLEY DIRECTION control handle
c. Using the SPEED control handle
d. Using the ARC Valve

A

B

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16
Q

What does the sliding block master control handle operate in conjunction with to control the speed and direction of the sliding block?
a. Brake system
b. Electric motor controller
c. Gearbox
d. Trolley direction control handle

17
Q

What is the purpose of testing equipment listed in Appendix A according to 571-5.1.1?
a. Proving out alignment, structural integrity, and adequacy of operation
b. Inspecting external components
c. Testing electrical circuits
d. Verifying software compatibility

18
Q

Which documents outline the periodic inspections and tests for in-service equipment?
a. Planned Maintenance System (PMS) documents, Maintenance Repair Cards (MRCs), System Operability Tests (SOTs), applicable NSTM chapters, Ships Automated Maintenance Module (SAMM), and Code of Federal Regulations (CFR)
b. NAVSEA guidelines only
c. Equipment technical manuals
d. Manufacturer specifications

19
Q

What is the purpose of the post-installation inspection and functional test?
a. To verify the installation drawings
b. To check the alignment of the equipment
c. To determine the general condition of the reinstalled equipment
d. To test the electrical systems

20
Q

What does the post inspection and functional test for Fleet Angle Compensator aim to ensure?
a. Proper alignment with the winch
b. Even spooling of wire rope across the drum
c. Correct tension on the wire rope
d. Adequate lubrication of moving parts

21
Q

What should be verified during the post inspection and functional test for E-STREAM ASD models?
a. Correct alignment of the clutch and squeeze roller
b. Proper operation of the hydraulic system
c. Adequate lubrication of the clutch
d. Correct air pressure to the clutch and squeeze roller

22
Q

What does the Ram Tensioner post inspection and functional test aim to demonstrate?
a. Proper alignment with the winch drum
b. The condition of newly replaced accumulator piston seals
c. Correct air pressure in the system
d. Proper operation of the ram tensioner

23
Q

When conducting the structural integrity test for winches with protective overload clutches, when is the test performed?
a. After every use
b. Only during initial installation
c. Annually
d. Only if there are structural modifications or repairs

24
Q

What load is applied to gypsy heads during the structural integrity test?
a. 10,000 pounds
b. 15,000 pounds
c. 20,000 pounds
d. 30,000 pounds

25
How long should the static load be applied during the structural integrity test? a. 5 minutes b. 10 minutes c. 15 minutes d. 20 minutes
B
26
Which components do not require static tests if bearings, chain, or wire rope are changed, and they meet design drawing requirements? a. Ram tensioner b. Saddle winch drums c. Gypsy heads d. All of the above
D
27
Which component of the astern liquid cargo receiving system is tested separately according to the provided guidelines? A) Blocks B) Padeyes C) Liquid cargo hoses D) Winch drums
A
28
What is the test load applied to the fairlead padeyes for rigging the 2-1/2-inch hose in the astern liquid cargo delivery system? A) 32,000 pounds B) 24,000 pounds C) 36,000 pounds D) 30,000 pounds
B
29
What is the purpose of the sliding padeye 200 percent static test? A) Test the sliding padeye brake, ballscrew, or ball nut. B) Determine the maximum load capacity of the sliding padeye. C) Evaluate the sliding padeye's structural integrity. D) Measure the wear and tear of the sliding padeye components.
A
30
In the service brake integrity test, what is the test load applied to the Navy Standard hauling winch inhaul drums? A) 18,000 pounds B) 14,800 pounds C) 12,000 pounds D) 9,000 pounds
B
31
What is the test load for the transfer head brake in the sliding block sweep brake test? A) 100 to 120 pounds B) 150 to 170 pounds C) 180 to 200 pounds D) 210 to 230 pounds
C
32
What is the test load for the non-NAVORD cargo handling gear test? A) 100 percent of the rated load B) 150 percent of the rated load C) 200 percent of the rated load D) 250 percent of the rated load
C
33
What is the brake setting force for the winch drum band brake test? A) Not more than 40 pounds at the rim of the handwheel B) Not more than 50 pounds at the rim of the handwheel C) Not more than 60 pounds at the rim of the handwheel D) Not more than 70 pounds at the rim of the handwheel
C
34
What is the purpose of the dynamic overload test for winches? A) To demonstrate the winch's ability to operate at maximum speed. B) To assess the winch's ability to handle loads without noise or vibration. C) To test the winch's ability to rotate the drum at high speeds. D) To check the winch's electrical connections.
B
35
What should be done after completing the dynamic overload test for sliding padeye winches? A) Realign the sliding padeye. B) Check for signs of binding or failure in the sliding block and guide rollers. C) Increase the test load. D) Replace the winch motor.
B
36
What is the purpose of the drum overload clutch test? A) To assess the drum's ability to rotate freely. B) To demonstrate the operation of the safety feature in the clutch. C) To measure the drum's weight capacity. D) To test the brake system.
B
37
What is the primary objective of the rated load test for winches? A) To evaluate the winch's ability to withstand extreme temperatures. B) To demonstrate the winch's ability to lift heavy loads continuously without overheating or failure. C) To test the winch's resistance to corrosion. D) To assess the winch's response to sudden voltage fluctuations.
B
38
During the rated load test of the RSKP, what angle is induced for the upward movement of the test load? A) 15-degree upward angle. B) 30-degree upward angle. C) 45-degree upward angle. D) 60-degree upward angle.
B
39
What should be done immediately after operational testing according to the shutdown procedures? A) Perform a hot insulation resistance test. B) Increase the load on the equipment. C) Disconnect the power supply to the controllers. D) Conduct a voltage fluctuation test.
A

January 2024 Bib (10 decks)

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