1. The user should select the appropriate host according to the length, width, degree of crown and straw weight of the greenhouse according to the standard. Care should be taken to leave a load balance, prohibit full load and overload operation, and take necessary safety and security measures against the motor. 2. According to the weight of the roller blind, according to the standard, the support rod, push rod, reel rod, and Luo bolt are used to avoid the unreasonable installation of the rod element causing the folding rod and the twisted rod. During the start-up and operation of the host computer, it is forbidden to stand in front of the host computer and the roll bar in case of a personal safety accident caused by the loss of control of the roller blind. 3. Motors, cables, and other power distribution equipment purchased by users themselves should be qualified products that meet the national standards to ensure safe operation of electricity and safe operation of the host. 4. It is forbidden to fix the reverse switch on the main unit and the support pole. To keep away from the main unit, observe and operate on the back wall or the two mountains. In addition, the control switch is added in front of the reverse switch to ensure that the power can be cut off in time when the reverse switch fails. 5. The host must add sufficient qualified heavy-load gear oil when it is used for the first time. It should be checked regularly and replaced once a year. 6. Straight tooth rolling shutter When the power fails, users are forbidden to raise the brake block to allow the shutter to slide down. Otherwise, there is danger of life. The pull-up roller shutter is equipped with a remote control to stop immediately when the body or clothing is “bitedâ€. 7. Rain and snow weather should be covered with rainproof film to prevent the wet and overweight of the grass curtain leading to damage to the host and the motor. 8. It is forbidden to touch the V-belt when the roller shutter is unwound, and the shutter must be shut down immediately after being rolled into place to prevent the straw screen from turning over into the booth. 9. In the process of installation and use, when the poles and rods are deviated, the user should adjust, straighten and tighten the bolts in order to ensure the normal operation of the main unit and the rods and to prolong their service life. 10. When the user encounters a fault with the roller shutter, the user shall troubleshoot it at the point of assistance or guidance of the agent or the company's service personnel to avoid blind operations leading to safety accidents. Fei County Mingtao Electronic Co.,Ltd , https://www.yourbeautyassistant.com