Crankshaft Seals
注: 关于曲轴油封的完成拆卸和安装程序,请参阅拆解和组装。
前曲轴油封
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图 1 | g01355051 |
注: 前曲轴油封和曲轴油封防尘圈单独维修。
(1) 安装前曲轴油封。 确保曲轴油封的前端面距离前壳体 (3) 2.5 mm (0.10 in)。
(2) 将曲轴油封防尘圈安装到曲轴上之前,利用液体肥皂轻轻润滑曲轴油封防尘圈的内径。
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图 2 | g01133077 |
注: 前曲轴油封安装前不得拆下运输套 (5) 。 如果在前曲轴油封安装前拆下了运输套,则前曲轴油封不能再用。
将前曲轴油封 (1) 装入前壳体。 拆下运输套 (5) 。 安装曲轴皮带轮 (4) 。
后曲轴油封
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图 3 | g01355064 |
(6) 将后曲轴油封装入托架壳体或飞轮壳 (7) 中。 后曲轴油封安装后,确保油封后表面与发动机缸体 (8) 间的距离为 16.0 ± 0.5 mm (0.63 ± 0.02 in)。
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图 4 | g01526794 |
(6a) 干场合使用的单唇密封 (6b) 湿场合使用的双唇密封 |
为您的应用场合选用正确类型的油封。
注: 千万不要拆下后曲轴油封上的耐磨套 (9) 。 如果从后曲轴油封上拆下了耐磨套,则后曲轴油封不能再用。
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