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Five Steps To Repair Garage Door

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  • 发布时间:2015-11-06 16:50:35
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  • 【概要描述】

    Quality China 2018·Zhejiang Expo

    【概要描述】Name: Quality China 2018·Zhejiang Expo 
    Date: June 14-16, 2018
    Venue: Hotel El Panama Convention Center & Casino
    Organizer: 
    CCPIT Zhejiang 
    Panama Chamber of Commerce, Industry and Agriculture
    Booth 

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  • 发布时间:2018-05-21 01:09
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      Five steps for you to become an expert in garage door repairing, summarized as : first to ask, secondly to look ,thirdly to listen, fourth to touch, fifth to measures. 
         Ask: contact the manufacturer, consult on the cause of the connection failure and reflect the real state. 
         Look: open the shutter doors shell, to see whether the components on the circuit board are damaged. 
         Listen: When the relay contact switch, it will produce a clear "dida" sound, to determine whether the work properly. 
        Touch: sometimes even after the power-touch (with insulated gloves safety reasons) some components. In order to feel if its temperature is correct, concluded that poor devices. 
         Measure: refers to the use of universal table screwed to the appropriate gear, control circuits related measurements.

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