Deck 8: Coupled Shaft Alignment

Question 1

____ misalignment occurs when the two shafts are parallel to each other but the face of the pulleys or sprockets are not on the same axis.

A) Nonparallel
C) Angular
B) Offset
D) Combination

Answer 1

B

Question 2

Which is the most accurate method of coupled shaft alignment?

A) dial indicator
C) feeler gauge
B) reverse dial indicator
D) laser

Answer 2

D

Question 3

Three types of misalignment when referring to pulleys are offset, ____, and angularity.

A) vertical
C) combination
B) horizontal
D) parallel

Answer 3

D

Question 4

____________________ misalignment exists when two shafts are not parallel to each other.

Question 5

Which types of alignment methods use two dial indicators?

Question 6

When making reference to offset alignment, it is usually acceptable to have no more than ____ of an inch of error per foot of span.

A) 1/16
C) 1/8
B) 1/10
D) 1/2

Question 7

____ misalignment occurs when two shafts are parallel to each other but are at a different angle with the horizontal plane.

A) Nonparallel
C) Angular
B) Offset
D) Combination

Question 8

Two lines that are drawn on the side of the coupling flanges during the alignment process are referred to as ____.

A) match marks
C) alignment marks
B) truth marks
D) witness marks

Question 9

Which is the most expensive method of coupled shaft alignment initially?

A) dial indicator
C) dial caliper
B) reverse dial indicator
D) laser

Question 10

___________________ is found by subtracting the lowest reading of the dial indicator needle from the highest reading.

Question 11

What type of misalignment is found by taking readings at the 12 o'clock and 6 o'clock positions of the coupling flange?

A) Vertical offset misalignment
C) Horizontal angular misalignment
B) Horizontal offset misalignment
D) Vertical angular misalignment

Question 12

When readings are taken from the rim and the face of the coupling flange with two dial indicators, the alignment is referred to as a ____ alignment.

A) reverse dial indicator
C) rim
B) face
D) rim-and-face

Question 13

When readings are taken from the face of the coupling flange with a dial indicator, the alignment is referred to as a(n) ____ alignment.

A) angular
C) rim
B) face
D) dial indicator

Question 14

The four types of soft foot that may exist are parallel soft foot, angular soft foot, ____ soft foot, and induced soft foot.

A) springing
C) twisted
B) bent
D) vibrating

Question 15

When readings are taken from the rim of the coupling flange with a dial indicator, the alignment is referred to as a(n) ____ alignment.

A) offset
C) rim
B) face
D) dial indicator