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Can the Oil Filter Element Be Reused?

1 Answers

MatteoAnn

07/29/25 11:55am

Car oil filter elements cannot be reused, as this may cause oil blockage, leading to abnormal engine operation. Function of the Oil Filter Element: The oil filter element filters the engine oil. During circulation within the engine, the oil inevitably accumulates impurities and particles, which the filter element removes. Without an oil filter, these particles would continuously circulate in the engine, accelerating wear and tear. Maintenance of the Oil Filter: Regularly clean and replace the oil filter element. Under normal usage, if the pre-filter's differential pressure alarm activates or after 300 hours of cumulative operation, the filter element should be replaced. For dual-tank parallel pre-filtration systems, replacement can be done without shutting down the engine. For single-tank pre-filtration systems: Close the inlet ball valve and open the top cover; unscrew the drain plug to completely drain the dirty oil; loosen the fastener nut at the top of the filter element, and while wearing oil-resistant gloves, grip the element and remove it vertically upwards; install the new filter element, ensuring the top sealing ring is properly placed (the bottom has a built-in seal), and tighten the nut; secure the drain plug, close the top cover (ensuring the seal is in place), and fasten the bolts. For dual-tank parallel pre-filtration systems: First, close the inlet valve of the filter to be replaced, wait a few minutes, then close the outlet valve, and unscrew the end cover bolts to open it; open the drain valve to completely remove dirty oil, preventing it from entering the clean oil chamber during replacement; loosen the fastener nut at the top of the filter element, and while wearing oil-resistant gloves, grip the element and remove it vertically upwards; install the new filter element, ensuring the top sealing ring is properly placed (the bottom has a built-in seal), and tighten the nut; close the drain valve, secure the top cover (ensuring the seal is in place), and fasten the bolts; open the inlet valve first, then the exhaust valve, and close the exhaust valve immediately once oil flows out, followed by opening the outlet valve; repeat the same procedure for the other filter.

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