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Author Question: Rough spots or looseness encountered when rotating the motor shaft may indicate _____. a. bearing ... (Read 74 times)

V@ndy87

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on: Jul 24, 2018
Rough spots or looseness encountered when rotating the motor shaft may indicate _____.
 
  a. bearing problems
  b. sealing problems
  c. excessive leakage
  d. worn out bellows

Question 2

A double back-to-back seal is classified as a(n) _____.
 
  a. inside seal
  b. outside seal
  c. single sealing unit
  d. multiple sealing unit


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peilian

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Reply #1 on: Jul 24, 2018
Answer to Question 1

a

Answer to Question 2

d


V@ndy87

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Reply 2 on: Jul 24, 2018
Gracias!

nathang24

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Reply 3 on: Yesterday
Excellent

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