Please purchase the wearing parts of the pump according to the model of the pump.
|Wearing Part||Mechanical Seal||Bearing||Washer or O-ring|
|Replacement Criteria||Leakage over rated amount||Abnormality like much noises and leakage of oil take place||During normal maintenance|
|Replacement Frequency||One per year||2-3 times per year||2-3 times per year|
Note: The above frequency is the reference one under normal conditions.