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The built-in filter of a solenoid valve can be cleaned without dismantling its sleeve, but simply unscrewing its nut to pull out the plastic filtering plate. 本電磁閥自帶的過濾器無需拆卸琯子即可非常方便的清洗，衹需用手擰下螺帽，拔除塑料濾片即可清洗。