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Millwright Level 3 > Alignment > Flashcards

Alignment Flashcards

1
Q

What is the primary purpose of alignment in millwrighting?

A

To ensure that machinery operates efficiently and reduces wear and tear.

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2
Q

True or False: Misalignment can lead to increased energy consumption.

A

True

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3
Q

Fill in the blank: The two main types of alignment are __________ and __________.

A

static, dynamic

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4
Q

What instrument is commonly used for precision alignment?

A

Laser alignment tool

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5
Q

Multiple Choice: What is the acceptable gap for shaft alignment?

A

0.001 inches

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6
Q

What is the difference between angular misalignment and parallel misalignment?

A

Angular misalignment occurs when shafts are not aligned at the correct angle, while parallel misalignment occurs when shafts are offset horizontally or vertically.

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7
Q

True or False: Proper alignment can extend the lifespan of machinery.

A

True

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8
Q

What is the first step in the alignment process?

A

Measure the initial alignment.

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9
Q

Fill in the blank: __________ alignment is typically performed using a dial indicator.

A

Static

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10
Q

Multiple Choice: Which of the following factors can affect alignment?

A

Temperature, foundation settling, and wear.

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11
Q

What is the purpose of using shim packs?

A

To adjust the height of machinery components for proper alignment.

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12
Q

True or False: Vibration analysis can help detect misalignment.

A

True

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13
Q

What is the role of a spirit level in alignment?

A

To ensure that the equipment is level during the alignment process.

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14
Q

Fill in the blank: A __________ is used to measure the runout of a shaft.

A

dial indicator

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15
Q

Multiple Choice: What can be a result of poor alignment?

A

Increased vibration, reduced efficiency, and premature failure.

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16
Q

What does the term ‘soft foot’ refer to?

A

A condition where the machine base does not sit evenly on the foundation.

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17
Q

True or False: The alignment process should be documented for future reference.

A

True

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18
Q

What is the significance of thermal expansion in alignment?

A

Components can expand or contract with temperature changes, affecting alignment.

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19
Q

Fill in the blank: __________ alignment requires the machine to be running during measurement.

A

Dynamic

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20
Q

Multiple Choice: What is the ideal shaft alignment tolerance for most applications?

A

0.002 inches

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21
Q

What type of maintenance can prevent misalignment?

A

Regular inspections and adjustments.

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22
Q

True or False: Only experienced technicians should perform alignment.

A

True

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23
Q

What is the purpose of a laser alignment tool?

A

To provide precise measurements for alignment adjustments.

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24
Q

Fill in the blank: __________ is the process of adjusting machinery to align with a reference point.

A

Alignment

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25
Multiple Choice: Which of the following is not a method of alignment?
Torque alignment
26
What is the effect of misalignment on bearings?
Increased wear and potential failure.
27
True or False: Shaft alignment should only be performed after a machine has been installed.
False
28
What does a vibration spectrum analysis indicate?
The health and condition of rotating machinery.
29
Fill in the blank: __________ can cause misalignment by shifting the machine's position.
Foundation settling
30
Multiple Choice: What is a common cause of soft foot?
Uneven foundation
31
What is the purpose of a straightedge in alignment?
To check for flatness and straightness of surfaces.
32
True or False: All machines require the same alignment tolerances.
False
33
What should be done if a soft foot condition is detected?
Correct the base or use shims to level the machine.
34
Fill in the blank: __________ is a common alignment method that uses a laser beam.
Laser alignment
35
Multiple Choice: Which measurement is critical for alignment?
Shaft distance and angle.
36
What is the purpose of using a feeler gauge in alignment?
To measure gaps and ensure proper spacing.
37
True or False: Alignment should be checked only once after installation.
False
38
What is the impact of misalignment on energy efficiency?
It can increase energy consumption significantly.
39
Fill in the blank: __________ is the term for the distance between the centers of two shafts.
Shaft spacing
40
Multiple Choice: Which tool is primarily used for measuring angular misalignment?
Protractor
41
What is the importance of using a torque wrench during alignment?
To ensure proper fastening of components.
42
True or False: It is acceptable to perform alignment adjustments with machinery running.
False
43
What does the term 'runout' refer to in alignment?
The deviation of a rotating shaft from its true circular path.
44
Fill in the blank: The use of __________ can help identify misalignment issues.
vibration analysis
45
Multiple Choice: What is an advantage of laser alignment over traditional methods?
Higher accuracy and faster measurements.
46
What is the first step in correcting misalignment?
Identify the type and degree of misalignment.
47
True or False: Alignment can only be performed on horizontal shafts.
False
48
What should be done after alignment adjustments are made?
Recheck alignment to ensure accuracy.
49
Fill in the blank: __________ is used to ensure both shafts are parallel.
Alignment bar
50
Multiple Choice: Which of the following is a consequence of excessive misalignment?
Bearing failure
51
What is a common practice to ensure repeatable alignment results?
Marking the alignment positions.
52
True or False: Misalignment can cause excessive heat generation in machinery.
True
53
What is the role of a technician during the alignment process?
To measure, adjust, and verify the alignment of machinery components.
54
Fill in the blank: __________ alignment is often performed to correct existing misalignment.
Corrective
55
Multiple Choice: What is the main goal of alignment maintenance?
To prevent equipment failure and ensure efficiency.
56
What is a potential indicator of misalignment during operation?
Unusual vibration patterns.
57
True or False: All machines have the same alignment requirements.
False
58
What is the best practice for documenting alignment results?
Use a standardized alignment report form.
59
Fill in the blank: __________ is a technique used to visualize alignment issues.
Laser alignment
60
Multiple Choice: What is a key benefit of regular alignment checks?
Early detection of potential problems.
61
What is a common method for checking alignment after installation?
Using a dial indicator.
62
True or False: Alignment should be performed only when equipment is new.
False
63
What is the primary cause of misalignment in rotating machinery?
Improper installation or foundation issues.
64
Fill in the blank: __________ tools can provide real-time feedback during alignment.
Digital alignment
65
Multiple Choice: Which of the following is a sign of misalignment?
Increased noise and vibration.
66
What is the importance of checking the alignment of couplings?
To ensure smooth power transmission between connected shafts.
67
True or False: Alignment processes are the same for all types of machinery.
False
68
What is the role of torque specifications in alignment?
To ensure components are fastened securely without over-tightening.
69
Multiple Choice: What is the primary goal of alignment?
To minimize wear and tear on machinery.
70
What is the effect of misalignment on machine components?
It can lead to premature failure and increased maintenance costs.
71
True or False: Proper alignment can improve equipment reliability.
True
72
What should be checked before starting the alignment process?
The condition of the machine base and foundation.

Millwright Level 3 (17 decks)

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