电磁溢流阀常见的故障有先导电磁阀工作失灵、主阀调压失灵和卸荷时的冲击噪声等。后者可通过调节加置的缓冲器来减少或消除。如不带缓冲器，则可在主阀溢流口加一背压阀。(压力一般调至5kgf/cm2左右，即0.5MPa)。位四通电磁换向阀是为G系列叉车配套研制开发的新产品,并获得国家：蔡韵
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一八七七一零二二八二九
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