In the maintenance of electric rolling shutter door, it is necessary to connect the two buttons in series to distinguish the positive and negative rotation and stop, and connect the two buttons for controlling the positive and reverse rotation and starting, and connect one end of the stop button with one end of the stop button, and connect the other end of the stop stop button with the power supply to distinguish the fast rolling shutter door from the forward rotation and reverse rotation. The contactor is normally open and the auxiliary contact is connected in parallel with the corresponding high-speed rolling shutter door Move both ends of the button.

濟南電動卷簾門維修是比較復雜的，卷簾門中的電路控制零碎中包括：操縱按鍵盒、遠控器、以CPU的控制主板、傳感器等構成的檢測控制電路等，電子卷簾門具有較強技術性，對我們普通人停止維修有一定難度。在對電子卷簾門停止維修時一定要找一些的維修人員停止調整。

Jinan electric rolling shutter door maintenance is more complex, rolling shutter door circuit control fragmentary, including: control button box, remote controller, CPU control motherboard, sensor and other components of the detection and control circuit, electronic rolling shutter door has strong professional and technical, it is difficult for us ordinary people to stop maintenance. In the electronic roller shutter door maintenance must find some maintenance personnel to stop adjustment.

需要注意的是，在對卷簾門維修時有一些需求留意的事項，在卷簾門維系進程中操作人員不能私自的分開操作點，應親密留意卷簾門的啟閉狀況和執行狀況，對卷簾門維修時千萬不能有人站立或是在門下走動，以防卷簾門行程開關失靈，發作事故。反省電器線路和電器設備能否損壞，假如遭到損壞要及時維修，以免呈現不用要的費事。

It should be noted that there are some matters needing attention when maintaining the rolling shutter door. In the process of maintaining the rolling shutter door, the operator should pay close attention to the opening and closing status and execution status of the rolling shutter door. No one should stand or walk under the door when maintaining the rolling shutter door, so as to prevent the failure of the travel switch of the rolling shutter door and the occurrence of accidents. Reflect on whether the electrical circuit and electrical equipment can be damaged, if damaged, it should be repaired in time, so as to avoid unnecessary trouble.

為了能讓電動卷簾門給人們提供實用便利，如果遇到故障在維修，難免會影響使用，因此在平時要注意對電動卷簾門的維護和保養。

In order to make the electric rolling shutter door provide practical convenience for people, if it is in maintenance, it will inevitably affect the use. Therefore, we should pay attention to the maintenance and maintenance of the electric rolling shutter door at ordinary times.