| 摘要 |
PROBLEM TO BE SOLVED: To realize combustion appropriate to a request for a combustion amount of an air-fuel mixture.SOLUTION: A combustion device includes a plurality of burner portions (8-1, 8-2, 8-3, 8-4, 8-5) burning with blue flame, air-fuel mixture supply means (mixing portion 10, mixing chambers 140-1, 140-2, 140-3, 140-4, 140-5) provided to the plurality of burner portions and supplying the air-fuel mixture to the burner portions, and control means (hot water supply control portion 64) selecting a single or a plurality of burner portions for burning the air-fuel mixture from the plurality of burner portions by switching the air-fuel mixture supply means according to the demand for combustion of the air-fuel mixture, and controlling the combustion of the air-fuel mixture. |
