经常检查电动伸缩门的各类五金配件，如发现有损坏现象时及时进行修理或更换，五金件用久了，可涂少许的火蜡油或者滴些机油，减少摩擦力，保持电动伸缩门的开启关闭轻松灵活。
Check all kinds of hardware fittings of electric telescopic door frequently. If damage is found, repair or replace them in time. Hardware has been used for a long time. It can be coated with a little paraffin oil or drip some oil to reduce friction and keep the opening and closing of electric telescopic door easy and flexible.
电动伸缩门的密封毛条和玻璃胶条是密封保温的关键两个部件，如有老化松脱的情况，应该及时更换。
Sealing strip and glass tape of electric telescopic door are two key parts of sealing and insulation. If there is aging and loosening, they should be replaced in time.