| 摘要 |
PROBLEM TO BE SOLVED: To provide a replacement alarm system of a fuel pump for alcohol-containing fuel capable of a preventing operational failure of the fuel pump by urging the replacement of the fuel pump at optimum timing. SOLUTION: In this replacement alarm system of the fuel pump 1, a motor supplied with electric power by a power distribution section and a pump are arranged in a case 6 formed with a suction opening 7 and a delivery port 8. An ammeter 11 detects a current of the power distribution section, and an alarm lamp 12 is operated before the current value of the power distribution section exceeds a predetermined normal use allowable range of the fuel pump 5. It is possible to inform a user of the use durability life of the fuel pump 5 at the optimum timing, and the operational failure of the fuel pump is prevented by urging the replacement of the fuel pump 5. COPYRIGHT: (C)2010,JPO&INPIT
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