| 摘要 |
PROBLEM TO BE SOLVED: To provide a burner capable of accurately setting an opening of a proportional valve.SOLUTION: A burner includes: a combustion part; a flow regulating valve for regulating a fuel flow to be supplied to the combustion part; a blower for supplying air to the combustion part; notification means; and an opening setting function for setting an opening of the flow regulating valve to regulate a flow amount according to a required combustion amount at the combustion part. When a combustion operation is initiated, a rotation speed of the blower is checked if it is at a target rotation speed or within a predetermined range referenced to the target rotation speed. If the state continues for a predetermined time period, it is reported via the notification means. |
