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1 inch GRACO diaphragm pump per

1 inch GRACO diaphragm pump perfect replacement Air Operated Diaphragm Pump Model:SKQ-25ASTFF Max Capacity:150LPM, Max pressure:8.4Bar Material Body/Diaphragm/Valve ball/Valve seat: PP/Teflon/PTFE/PTFE Pump Inlet Outlet:1/1 (flange type), A...

How to judge the fault of the Air Operated Double Diaphragm Pump

2020-10-02

How to judge the malfunction of the Air Operated Double Diaphragm Pump ?

This problem plagues many equipment users. In this regard, Seiken Pumps lists the common failures of the pump one by one, and analyzes the structure and working principle of the pump and provides treatment suggestions for reference.
 
Although the Aodd Pump is small and light, it is actually a sophisticated transportation device. The types of internal parts are very complicated. Any abnormality of any part will affect the normal operation of the pump body. So, how to judge the malfunction of the pneumatic diaphragm pump? The common fault manifestations and reasons are as follows:
 
1. The air pump does not run: After the engine pump is turned on, the air pump does not respond, or it stops running after a later period of normal circulation. Focus on checking whether there is an open circuit or short circuit in the connection line, and sort out the connection status of the line; check the damage of the system components, such as ball valves, air valves, etc., and replace them if they are damaged.
 
2. The inlet and outlet pipelines are blocked: abnormal pressure will occur after the pump is started. For example, the pressure of the air pump cannot reach the established standard, or the pressure increase rate is very slow and cannot work normally. The reason for this abnormal phenomenon is usually that the viscosity of the medium passing through the pipeline is relatively high. In the repeated use, part of the medium gradually sticks to the inner wall of the pipeline, which makes the adhesions on the inner wall of the pipeline increase and reduces the original inner diameter of the pipeline. Affect the patency of the pipeline. This needs to be cleaned and dredged in time.
 
3. Severe wear of the ball seat and ball valve: The ball seat and ball valve always experience component friction and corrosion in the external environment during the long working process of the air pump. Depending on the working environment and transportation medium, there will be different degrees of wear. If the ball seat is seriously worn, It will affect the fit between the ball seat and the ball and cause air leakage. In this regard, new parts need to be replaced in time.
 
The above is the introduction of how to judge the failure of the pneumatic diaphragm pump. Before using the air pump, use the equipment correctly according to the manual, and at the same time do daily maintenance and maintenance, which can effectively reduce the failure rate. If you want to know more about the pump Products, continue to pay attention to Saiken Pump Industry.

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