When the household water pump malfunctions, the following steps can be followed for maintenance and repair: 1. Check the power supply
1. Check the socket and power cord: - Ensure that the socket is powered and the power cord is securely connected without any looseness or breakage- Use an electric meter to check if the voltage of the power line is normal. Generally, the household voltage is around 220V, and slight fluctuations are also within the normal range.
2. Check the power switch: If both the power cord and socket are normal, check if the power switch is damaged or has poor contact, and replace it if necessary. 2、 Check the water pump
1. Observe the operation of the water pump: - After powering on, observe whether the water pump can start and operate normally, and pay attention to whether there is any abnormal noise or vibration- Use a starting capacitor to test whether the starting current of the water pump is normal, in order to determine whether the water pump is stuck or overloaded.
2. Check motor wear: - If the water pump motor is severely worn, it will cause a decrease in pumping efficiency or inability to pump water. In this case, a new motor needs to be replaced.
3. Clean up the blockage of the water pump: - Check if there are impurities and dirt blocking the inlet of the water pump, and use professional tools to clean it. 3、 Check the water pipes and valves
1. Check the water pipe joints: - Ensure that the water pipe joints are tightly connected, without looseness or leakage.
2. Check the water valve: - Check if the inlet and outlet of the water valve are blocked, causing poor water flow- Check if the water valve solenoid valve is working properly. If there are any abnormalities, consider replacing the solenoid valve with a new one. 4、 Check the filter element
-Replacing filter element: Household purified water pumps are usually equipped with filter elements for filtering water quality. Check if the filter element needs to be replaced. If it is saturated or clogged, it should be replaced with a new filter element in a timely manner. 5、 Other precautions
1. Safe operation: Before performing any maintenance operation, be sure to cut off the power supply of the water pump and ensure that the power plug is unplugged to prevent accidental starting and electric shock accidents- Wear protective equipment such as gloves and goggles to protect hands and eyes from injury.
2. Professional maintenance: If the above steps cannot solve the problem, or if you are not familiar with the internal structure of the pump, it is recommended to contact professional maintenance personnel or after-sales service personnel for inspection and maintenance.
By following the above steps, you can perform basic troubleshooting and maintenance on household water pumps. If the problem is complex or requires replacement of critical components, it is recommended to seek professional assistance to ensure safe and effective repair.