| 摘要 |
PROBLEM TO BE SOLVED: To contribute to maintenance control by providing a means capable of detecting abnormal conditions, where a condenser is choked by dust, cotton dust and the like, without having to pull out the condensing unit of a refrigerator from its inside, when an vending machine is inspected. SOLUTION: A sensor and a control means for detecting the choked condition in the condenser 18 caused by the dust and the like, to output an alarm are provided in the condensing unit 14 of the refrigerator mounted on the vending machine, either of a hair pin tube part 18b of the condenser, temperature sensors 21, 22 for detecting the temperatures in a delivery pipe part 18c or a gas volume sensor 23 for detecting exhaust gas volume passing through the condenser is used as the sensor, and an alarm signal is output from the control means, so as to notify that cleaning timing for the consensing unit arrival time, when the sensor detects abnormality.
|
