The owners who have used the electric rolling shutter door should have such a question, that is, after it has been used for a period of time, the back door will fall off. What is the reason for this? Today, let's follow the electric roller shutter manufacturers to analyze the reasons.

1、清潔簾布時，采用軟的棉布擦拭，用硬幣很容易劃傷表面，污跡太重時，可以使用清洗劑、牙膏、專用清洗劑等。去污后用清水擦拭，然后擦干，正確的清潔方法能夠使快速電動卷簾門始終保持亮麗如新。

1. When cleaning the cord fabric, use soft cotton cloth to wipe it. It is easy to scratch the surface with coins. When the stain is too heavy, you can use cleaning agent, toothpaste, special cleaning agent, etc. After decontamination, wipe with clean water, and then dry, the correct cleaning method can make the fast electric rolling shutter door always keep bright as new.

2、注意棱角處不要過多的擦磨，否則會造成棱角表皮層脫落。

2. Pay attention to the edges and corners do not rub too much, otherwise it will cause the edges and corners of the skin layer off.

3、使用前應由工作人員完全調試好后，方可對門體進行運行操作。

3. Before use, the door body can be operated only after the professional staff have fully debugged.

4、電動卷簾門體在運行的時候，門體下方禁止有小孩或物品，以免運行過程中傷到小孩或物品。

4. When the electric rolling shutter door is in operation, children or objects are not allowed under the door to avoid injury to children or objects during operation.

5、在運行過程中觀察是否有異常響動，如有異常噪音，需通知人士進行維護保養。

5. Observe whether there is abnormal noise during operation. If there is abnormal noise, inform professionals for maintenance.

6、當電動機的熱保護連續發生動作時，應查明故障來自電動機還是超負荷或保護裝置整定值太低，故障后，方可投入運行。

6. When the thermal protection of the motor acts continuously, it should be found out whether the fault comes from the motor or overload or the setting value of the protection device is too low. After the fault is eliminated, it can be put into operation.

7、應保證電動機在運行過程中良好的潤滑。更換潤滑脂時，應舊的潤滑油，并有汽油洗凈軸承及軸承蓋的油槽，然后將ZL-3鋰基脂填充軸承內外圈之間的空腔的1/2及2/3。

7. The motor shall be well lubricated during operation. When replacing the grease, the old lubricating oil should be removed, the oil groove of the bearing and bearing cover should be cleaned with gasoline, and then zl-3 lithium grease should be filled in 1 / 2 and 2 / 3 of the cavity between the inner and outer rings of the bearing.

8、因門體始終處于扭簧拉力狀態，如需修理維護等工作，需聯系人士操作。

8. Because the door is always in the tension state of torsion spring, if you need to repair and maintain, you need to contact a professional to operate.

感謝您的閱讀，希望以上內容能對您有所幫助，如您想了解更多精彩內容請點擊我們的官網：濟南電動卷簾門安裝維修//domachine.com.cn。

Thank you for reading, I hope the above content can help you, if you want to know more wonderful content, please click our official website: Jinan electric roller shutter door installation and maintenance //domachine.com.cn 。