Piston and Rings
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图 1 | g03325320 |
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307-4407 活塞和 293-5430 活塞的技术规格 | |||
项目 | 数量 | 零件 | 技术规格说明 |
安装活塞和连杆组件前,向活塞裙、活塞间隙和活塞环上涂覆清洁的发动机机油。 | |||
1 | 1 | 294-0309 活塞环 | 安装活塞顶环时让有 "Up-1" 标记的一侧朝向活塞顶部。 |
新活塞中用于活塞顶环的槽宽为 |
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新活塞顶环的厚度为 |
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当新活塞顶环安装在缸套(缸孔内径为 |
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2 | 1 | 286-8928 活塞环 | 安装活塞中间环时让有 "Up-2" 标记的一侧朝向活塞顶部。 |
新活塞中用于活塞中间环的槽宽为 |
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新活塞中间环的厚度为 |
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当新活塞中间环安装在缸套(缸孔内径为 |
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3 | 1 | 254-2054 活塞环 | 将活塞控油环的端部定在与其它活塞环端部切口间隔 180 度的位置。 |
新活塞中用于活塞控油环的槽宽为 |
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新活塞控油环的厚度为 |
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当新活塞控油环安装在缸套(缸孔内径为 |
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注释:活塞环安装完成之后,旋转活塞环使各端隙之间成 120 度。 | |||
4 | 1 | 239-6051 活塞销 | 注释:将活塞销组装到活塞中之前,先用清洁的发动机机油涂抹活塞销。 |
外径为 |
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内径为 |
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长度为 |
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活塞中用于活塞销的内径为 |
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图 2 | g03325322 |
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项目 | 数量 | 零件 | 技术规格说明 |
5 | 2 | 253-1238 销固定器 | 安装销固定器,使其切口朝向区域 (6)。 参考图 2。 |
销固定器的厚度为 |
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新活塞中用于销固定器的槽宽为 |
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请参阅表 3 中用于维修活塞的工具的零件号。 |
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维修工具 | |
零件 1 | 说明 |
271-0504 | 活塞环扩张器 |
255-8897 | 活塞环压缩器 |
1P-1861 | 挡圈钳 |
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