Use pneumatic valve pneumatic head the note

Note: pneumatic valve pneumatic head use. Window opening may not collide with hard objects. 。 Not in rainy day than outdoor open electrical box cover, motor sealing parts, etc. 。 Shall not be in the explosive environment down electric lid charged debug electric actuator, opened the electric box cover, you must first cut off power supply. 。 Check after repair, should be the electrical box cover, motor and other sealing parts cover tightly fastened, in case of rain, moisture, corrosion caused by electrical component failure and parts. 。 Pneumatic valve gear in a three-phase motor, valve for continuous working hours must not exceed rated minutes, installation and debugging must pay attention to, in case the motor overheating. When the valve is rarely used, it shall make regular start check electric actuator system. 。 For the first time after installation or reinstall, electric operation, must check valve is in middle position, direction, must be conducted in accordance with the requirements of debugging mode, item by item check parts after normal, can be put into use.