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Why do gas-fired boilers emit white smoke during operation?

Why do gas-fired boilers emit white smoke during operation?

  • 12 Jul 2018
  • by ZOZEN Boiler

Question details (Performance):

White smoke happens from coal-fired boilers during running.

Answer: Fault reason:

(1) The air volume is too small.

(2) The air humidity is too low.

(3) Low exhaust temperature.


(1) Adjust the air damper.

(2) Properly reduce the air volume and increase the air inlet temperature.

(3) Take measures to increase the smoke emission temperature.


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