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Seven7Seven Seven7Seven
wrote...
Posts: 470
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6 years ago
What smoke spot number represents correct combustion in newer burners?
 
  A) 0 B) 2 or less C) 1 or less D) 1 or more

 Q. 2

The flow resistance through the heat exchanger of an oil furnace is frequently increased because of
 
  A) Soot accumulation B) Internal collapse of the heat exchanger
  C) Loose heat exchanger cross-baffle members D) Water accumulation
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wrote...
6 years ago
Ans. to #1

A

Ans. to #2

A
Seven7Seven Author
wrote...
6 years ago
All are answered correctly
wrote...
6 years ago
Happy to help
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