Causes and troubleshooting of insufficient pump flow:
1. Reason: The pipeline and the pump runner impeller are partially blocked, the scale is accumulated, and the valve opening is insufficient.
★ Remedy: Remove the blockage and re-adjust the valve opening.
2. Reason: The voltage is low.
★Remedy: Voltage regulation.
3. Reason: The impeller wears.
★Remedy: Replace the impeller.
Causes and troubleshooting of Pump power too large:
1. Reason: Exceeding the rated flow rate.
★Remedy: Adjust the flow outlet valve.
2. Reason: The suction stroke is too high.
3. Reason: The water pump bearing is worn.
★ Remedy: Replace the bearing.
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