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FAQ
- In the airport shopping mall and other public places up and down the stairs or escalators should rely on what to stand?
- Some people say that the right, it was said to the left. A professional escalator engineer will tell you that the middle of the station. why? First, the user long-term left or right, will make the escalator long-term pressure, the side of the parts of the high frequency of damage, shorten the life of the escalator. Second, we rely on the side of the station, leaving the other side, is implied to let others walk from the gap. To know that the escalator is automatic, you use it to ask you to obediently stood. Please take the ordinary stairs to go. Or you go anxious, met someone else, we fell, and on both lose, haste not up to.
- What is chemlon533G material?
- What is chemlon533G material?...
- Elevator is divided into: passenger ladder, cargo ladder, passenger and freight ladder, sightseeing ladder, medical ladder. The Wait. Basic functions: Complete set of automatic control more
- Can be loaded up and down the stairs, bring convenience!
- This is a question, who can give a full answer
- Commissioned to the qualification of the unit or the original manufacturing unit for daily maintenance. Maintenance and maintenance of the number of quality supervision; check whether the maintenance unit on time to maintain maintenance personnel maintenance elevator, whether according to the provisions of the time-by-day maintenance. Security personnel to provide a valid qualification certificate and do a good job in each maintenance note...
- Hitachi Elevator out of the 61 with the door of the lock after the opening of the arrow outside the instructions to flash how to repair
- My idea, you should look at the motherboard on those who help the rafts of the river, the number of lights, which should be working properly but did not light up to determine the cause of the malfunction to find the cause of the fault and then Discharge, I only compare the new motherboard when the line, as you said this problem if it is not a safe circuit and the door of the security problem, it should be the issue of the vessel recommended you to measure the external call power supply voltage (all Flash), there is a possibility that there is a short circuit of the external call board, and I have encountered such a situation. The other is gone
- Grocery elevator is always automatically anti-leveling what is the reason
- The motherboard set the time to return to the base station, or lock ladder are likely to have this problem
- Please elaborate
- Please elaborate...
- Our factory production of gears running noise, want to solve through the grinding method, seeking expert guidance. Question added: We used this method, because we buy grinding machine financial capacity is not realistic, and occasionally heard the gear grinding the processing method, they have tried, is to match the two gears to exert a certain pressure on the grinding sand bite A few minutes, after the experiment found to be able to improve some, but now our process is not good to control the angle of the helical gear, seeking expert detailed instructions, or what better way to solve our helical gear noise problem? More
- This mainly depends on the gears used in what machinery and the hardness of the gear itself. If the accuracy of the gear itself is 7 or more and grinding is the finishing method, it is necessary to consider the small letter tolerance group, usually base section or tooth profile and other problems, first measure base section, such as base section need to pass through the improvement Tooth surface roughness to noise reduction; if the hobbing for the finishing method, the best plus grinding can be resolved. In addition, the parallelism of the two bearing holes can also cause tooth contact to produce noise.
