1. In the process of opening and closing, the rolling shutter maintenance shall have the function of stop with position, and there shall be no stop and continue to slide. If the sliding distance is more than 50 mm, the rolling shutter control electric appliance and the rolling shutter mechanism actuator shall be carefully checked and repaired immediately, and the operation shall be normal.

2. 卷帘门门帘和易锈部位，应进行定期防腐、油漆及保养处理，禁止用重物、硬物冲击门面。

2. Regular anti-corrosion, paint and maintenance treatment shall be carried out for the rolling shutter door curtain and easily rusted parts. It is forbidden to use heavy objects and hard objects to impact the door surface.

3.卷帘门运行时如有发生较大抖动或异常声音时应停机检查，排除有碍门帘正常启闭的杂物。

3. In case of large shaking or abnormal sound during rolling shutter operation, stop the machine for inspection, and remove the sundries that hinder the normal opening and closing of the shutter.

4.伸缩门维修底梁座上限位置必须与轴承架下端保持大于200mm的距离，以确保制动停止时不发生冲顶现象。

4. The upper limit of the bottom beam seat for the maintenance of the expansion door must be kept at a distance of more than 200mm from the lower end of the bearing frame, so as to ensure that there is no jacking phenomenon when the brake stops.

5.卷帘门安装位置的上端应有可靠的防火设施，在卷帘门的卷筒下端做包箱或吊顶时必须设置可拆式活动盖板，在电动卷门机一侧下端必须预留500×500mm可拆检修孔，以便于维修保养。

5. The upper end of the installation position of the rolling shutter shall be equipped with reliable fire prevention facilities. When the lower end of the roller of the rolling shutter is used as the packing box or ceiling, the removable movable cover plate must be set. The removable manhole of 500 × 500mm must be reserved at the lower end of one side of the electric door winder to facilitate maintenance.

6.所有电动控制的卷帘门，启闭运行方向必须与开关箱指示相同，特别是在新接通电源试车或外来输入电源变换相线时，维修电动卷帘门电机应先使用手动装置将门帘置于门洞高度1/2的位置，接通电源后试操作卷门启闭，直到与指示相附，方可正常使用，否则损坏限位器，引起卷帘反卷或冲顶等而造成损失。

6. The opening and closing direction of all electrically controlled rolling shutter doors must be the same as the indication of the switch box, especially when the power supply is newly connected for test run or the phase line of the external input power supply is changed, the maintenance of the electric rolling shutter door motor should first use the manual device to place the curtain at the position of 1 / 2 of the door opening height, connect the power supply, and then try to operate the rolling shutter opening and closing until it is attached with the indication, then it can be used normally, otherwise it will be damaged Limit device, which causes reverse rolling or top punching of roller shutter and causes loss.

7.伸缩门维修操作时，操作者必须站在能看到卷门运行状态的位置进行操作，否则易发生意外而受损。

7. During the maintenance operation of the expansion door, the operator must stand at the position where the operation status of the rolling door can be seen, otherwise it is easy to cause accident and damage.

8.卷帘门门帘和卷门机禁止与酸、碱性物溶液接触，以防腐蚀门帘表面。

8. It is forbidden to contact acid and alkaline solution with the rolling shutter and the rolling machine to prevent the surface of the curtain from corrosion.

9.卷帘门的卷门机在运行、滑行、传动等部位应定期检查（少每年2次），并根据需要及时加油，以保证卷帘门的正常使用。

9. The rolling machine of the rolling shutter shall be inspected regularly (at least twice a year) at the operation, sliding, transmission and other parts, and oil shall be added timely as required to ensure the normal use of the rolling shutter.

有了济南卷帘门厂上面的小总结，希望对广大客户有所帮助，如果有什么不理解的或者寻求帮助的请点击我们的网站：http://www.jnhsjlm.com 或者来电咨询，我们会尽全力为您解决

With the summary of Jinan rolling shutter door factory, I hope it can help our customers. If you don't understand or ask for help, please click our website: http://www.jnhsjlm.com  Or call for consultation, we will do our best to solve it for you