Shandong zhangqiu yi tai machinery manufacturing co., LTD
Contact: xin-sheng cheng
The true: 0531-83209474
WeChat ID: 13705411652
Q Q: 2458379166
Mail box: 6411111111 @163.com
Web site: www.queergnosis.com
Company address: Shandong zhangqiu MingShui hou home park street
How to open the roots blower?
(1) the first check the fan open environment and the condition of the instrument electrical equipment in good condition (including three-phase electric is normal, no shortage of phase).
(2) check the fan of lubricating oil, half is in the level of the mirror.
(3) to open the fan exhaust valve and outlet valve.
(4) open the fan.
(5) after the fan running slowly close the vent valve, the fan pressure gauge rose to 0.04-0.04 Mpa.
Roots blower how close?
(1) when to stop the aeration, slowly open the vent valve in the first place.
(2) close the outlet valve.
(3) shut off the power.
The operation of the roots blower and the preparation:
1. Before starting to prepare:
(1) check the connection bolt, nut elastic.
(2) check reducer lubrication conditions, make the oil level is at the core of standard oil.
(3) check the belt tension and pulley reverse biased.
(4) check the power supply voltage and frequency;
(5) check if the instrument is normal, if there is any abnormal timely notify the maintenance personnel change.
(6) the main valve on the pipeline, the need to run the fan outlet valve is opened, the other is not running the roots blower outlet valve is in "off" position, avoid the over load operation of the fan, the machine is damaged
2. The boot:
(1) if you need to running the "frequency" roots blower, then only need to put on the electric cabinet fan switch to "power frequency" file, and then press the "start" button, the other fan switch and the inverter switch to "stop", pay attention to in the "start" button before be sure to check the running fan outlet valve is open, press the "start" button of the blower fan are consistent with actual instance.
(2) if you need to running the "frequency" roots blower, the switch of the converter to overthrow the "start" button, and then put on the electric cabinet after the blower switch hit the "frequency" file, pay attention to other fan switch in the "stop", before the switch to "frequency" file must check the operation of the fan outlet valve is opened, the "frequency" button of the blower fan are consistent with actual instance.
(3) after the fan running, then the closing of the exhaust valve slowly, in order to avoid the closing too fast, cause instantaneous electric current too big fan motor burn out.
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