Self-cleaning fluid filter with a drain

摘要: A self-cleaning renewable fluid filter that flushes a permanent media while the used oil is pumped out by engine pump through drain in housing. The has an inlet and drain, center core with outlet, valve normally closing inbetween plug for actuator opening improved bypass which bypasses enables reversal of flow during draining flushing media. preferred electric solenoid coil inside annular around cylinder formed end cap after it passed reversed direction, idling, until sump evacuated ensuing air from forces