| 摘要 |
PROBLEM TO BE SOLVED: To simplify an operation in a self-service oil feed system in the case where there is change after an oil feed fee has been paid. SOLUTION: A setting means 14 of the oil feed system 10 automatically issues from a receipt issuing section 46, after oil feeding is completed, a receipt on which a type of a fed oil, an amount of the fed oil, a sum of money for the fed oil, a received amount of money, and an amount of change if there is a difference between the received amount and the sum for the fed oil, that is there is a need for change. Therefore, a driver can receive the automatically issued receipt without operating a receipt issue switch button 50 when there is a need for change after oil feeding, so that she/he can be prevented from leaving without receiving the change.
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