Sales Miss Europe: 159-7414-3465 Online Q: 1922601218 (pro, water supply equipment online consultation free shipping ohhh) National Hotline: 400-086-8955 Address: Changsha Hanson Water Equipment Co., Ltd. Address: Long 沙黎托 industry Hanson Park Changsha water, so you have no worries with water! - Box no negative pressure water equipment, system fault diagnosis: Box no negative supply process equipment operation based on the detection, to determine the severity of the fault, according to the severity may make the following reactions: 1, Box no negative water supply equipment failure lights red, if it is dry, it is dry lights; 1 box no negative pressure water equipment motor stop (if running); 2, box-type negative pressure water equipment fault code; 3, Box no negative pressure water equipment if the fault is serious, automatically go to manual mode. - Box no negative pressure water equipment troubleshooting and description: 1, box-type negative pressure water equipment relay failure: automatic shield the pump, when the fault is removed, automatically restore the pump shielding. Check the thermal relay, water pump if there stuck phenomenon. (1 # 2 # 3 # 4 # 5 # relay failure to address the same method) 2, box-type negative pressure water equipment failure frequency contactor feedback: turn manual, automatic shield the pump, check the corresponding drive contactor, after the fault is cleared, press A / M / ENT key to enter the automatic operation. (1 # 2 # 3 # 4 # frequency contactor feedback fault, the same solution) 3, box-type negative pressure water equipment inverter fault: When this failure occurs, all pumps stop working, check whether it has failure, and exclude it. If there is this failure, the frequency inverter fault output point to check whether the program is correct, when the fault recovery, automatic recovery work. 4, box-type negative pressure water equipment EHV alarm: When this failure occurs, all pumps stopped working, when the pressure will be lower than the ultra-high pressure set value, automatically return to work. 5, box-type negative pressure water equipment pressure sensor fault: Stop all pump, turn the manual operation. Check the pressure signal wiring is correct, item 16 Parameter pressure selection is correct, gauges or pressure sensors for damage and repair after checking, press A / M / ENT key to enter the automatic operation. 6, box-type negative pressure water equipment squib fault: Stop all pump, turn the manual operation. Check the good pressure signal wiring is correct, whether pipe was broken. After inspection and repair, press A / M / ENT key to enter the automatic operation. According to the above list to find out the main reason for failure of the problem and excluded. Or reset the control system. - Box no negative pressure water equipment range box using negative pressure water equipment Residents Water Supply System box no negative pressure water pumping station equipment intelligent system box no negative pressure water supply equipment residential area without box negative pressure water equipment, such as commercial and residential water supply box no negative pressure water supply equipment factory setting box constant pressure water supply equipment constant pressure water systems factory dormitory box no negative pressure water equipment sales Miss centralized water supply in rural areas in Europe: 159 -7414-3465 Online Q: 1922601218 (pro, water supply equipment online consultation free shipping ohhh) National Hotline: 400-086-8955 Address: Changsha Hanson Water Equipment Co., Ltd. Address: Industrial Park, Changsha Hanson long Shali Tuo water, so you have no worries with water!