在不锈钢卷帘门的日常使用过程中，经常会遇到运行故障问题，为了解决问题，我们可能会在网上搜索出现的原因和解决方案，济南卷帘门厂总结了一些常见问题，并给出解答。

In the daily use of stainless steel roller shutter doors, we often encounter operating problems. In order to solve the problems, we may search the causes and solutions on the Internet. Jinan roller shutter door factory summarized some common problems and gave answers.

一、不锈钢卷帘门在中间停止时门体下滑，通常驱动电机内抱闸打滑造成,通常由下列几个原因造成

1、 When the stainless steel roller shutter door stops in the middle, the door body slides, which is usually caused by the slipping of the internal holding brake of the drive motor, which is usually caused by the following reasons

1、不锈钢卷帘门的抱闸摩擦片有油污，可以拆下摩擦片用清洗剂清洗后重新安装。

1. The friction plate of the holding brake of the stainless steel roller shutter door is greasy, which can be removed and reinstalled after cleaning with cleaning agent.

2、压缩弹簧老化，压力减小，需要更换弹簧。

2. The compression spring is aging and the pressure decreases, so the spring needs to be replaced.

3、电磁铁组装不正确，抱闸压盘不能准确回位；需要拆下重新组装。

3. The electromagnet is not assembled correctly, and the holding brake pressure plate cannot return accurately; It needs to be disassembled and reassembled.

二、不锈钢卷帘门的链条拉不动，原因主要有：

2、 The chain of stainless steel roller shutter door can not be pulled, mainly due to:

1、链条环堵住十字槽；将链条理顺再试。

1. Chain ring blocks the cross groove; Straighten the chain and try again.

2、抱闸不能释放，释放装置被卡住；检查并排除。

2. The holding brake cannot be released, and the release device is stuck; Check and eliminate.

三、不锈钢卷帘门不能上下开关，电机不起动。原因排查,可由以下几点判断

3、 The stainless steel roller shutter door cannot be opened and closed up and down, and the motor does not start. The causes can be determined from the following points

1、电路断开,检查电线。

1. Open the circuit and check the wires.

2、运转电容损坏,更换运转电容。

2. If the running capacitor is damaged, replace it.

3、过热保护失效。更换过热保护器。

3. Overheating protection fails. Replace the overheat protector.

4、长时间未运行抱闸粘住。手动链条拉动转几下，释放抱闸。

4. The holding brake is stuck if it has not operated for a long time. Pull the manual chain several times to release the holding brake.

5、限位开关常闭触点不通,打磨触点或更换限位开关。

5. The normally closed contact of the limit switch is not connected. Grind the contact or replace the limit switch.

6、继电器线圈坏或氧化,沾污,更换继电器。

6. If the relay coil is damaged, oxidized or contaminated, replace the relay.

大家可以收藏一下，方便后期查找，当然当不锈钢卷帘门出现故障时，我们还是建议找专人维修，放心又快速，更多相关内容就来我们网站http://www.jnhsjlm.com进行咨询了解吧！

You can collect it for later search. Of course, when the stainless steel rolling shutter door fails, we suggest to find someone to repair it. It's safe and fast. More relevant content will come to our website http://www.jnhsjlm.com Consult and understand!