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Author Question: This process is advantageous for food grade applications and small, thin walled pipe: A) GMAW B) ... (Read 52 times)

Jipu 123

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on: Jul 27, 2018
This process is advantageous for food grade applications and small, thin walled pipe:
 
  A) GMAW B) SMAW C) FCAW D) GTAW

Question 2

The typical start up sequence for a hot surface ignition system is
 
  A) Combustion blower, indoor blower, igniter, and gas valve all energized simultaneously
  B) Combustion blower energized, igniter energized and gas valve energized, flames sensed, indoor blower energized after time delay
  C) Combustion blower pre-purge, igniter energized after a delay, gas valve energized after a delay, flames sensed, indoor blower energized after time delay
  D) Gas valve and igniter energized, flames sensed, combustion blower and indoor blower energized after time delay


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irishcancer18

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Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

C


Jipu 123

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Reply 2 on: Jul 27, 2018
Gracias!

diana chang

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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