Air Control Valve (Retarder)
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| 图 1 | g00526860 |
减速器空气控制阀的位置 | |
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| 图 2 | g00526861 |
减速器空气控制阀的底视图 (1) 出口 (2) 排气口 (3) 供气口 | |
减速器空气控制阀是一个手动操作控制阀。 当操作员需要将机器减速时，减速器空气控制阀提供经过调节的供气以接合行车制动器。 来自主储气罐的供气流入供气口 (3) 。 当减速器手动控制杆移出 OFF 位置时，减速器空气控制阀允许来自供气口 (3) 的空气流经出口 (1) 。 减速器手动控制装置的位置允许阀调节流向制动器空气继电器阀的出口压力。
当减速器手动控制杆处于 OFF 位置时，供气口 (3) 处的系统压力空气被阻挡无法流向出口 (1) 。 当减速器手动控制杆松开时，空气压力经过排气口 (2) 排出。
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