Test_Prep
ASVAB · Question #557
A yellow flame on a gas furnace indicates:
The correct answer is B. The fuel-air mixture is too rich. See the full explanation below for the reasoning.
Question
A yellow flame on a gas furnace indicates:
Options
- AEverything is fine
- BThe fuel-air mixture is too rich
- CThe fuel-air mixture is too lean
- DThe gas pressure is too low.
How the community answered
(23 responses)- A4% (1)
- B83% (19)
- C9% (2)
- D4% (1)
Community Discussion
No community discussion yet for this question.