953D Track-Type Loader Power Train Caterpillar


Brake and Final Drive Group

Usage:

953D LBP


图 1g01525061

注: 用密封的润滑剂润滑所有孔、轴和 O 形圈。

(1)将轴承内圈加热至 120°C (248°F) 大约 8 小时。

安装轴承内圈。

组件冷却后,将组件垂直放置于定位台肩上。

轴承外圈冻结,以辅助安装。

注: 组装前用 SAE 30 机油润滑所有轴承。

(2) 四个新制动盘的厚度和三个新制动片的厚度 ... 22.9 ± 0.87 mm (0.900 ± 0.034 inch)

注: 各侧均有四个摩擦盘和三个摩擦片。

厚度,一块新 170-8714 摩擦片 ... 4.00 ± 0.12 mm (0.157 ± 0.005 inch)

厚度,一块新 3W-5159 盘 ... 2.30 ± 0.13 mm (0.091 ± 0.005 inch)

组装前用 SAE 30 机油润滑盘和片。

(3)橡胶双曲面密封圈

装配时,接触橡胶双曲面密封圈的所有表面必须清洁且干燥。

装配前,在金属密封圈的接触面涂抹一薄层机油。

密封圈装配后必须与孔和双曲面密封圈一致。 密封圈不得有凸起或扭曲。

参考: 请参考专门说明书, SEHS8364, "组装和安装 - 传统 Duo-Cone 密封件",以安装 9G-5343 Duo-Cone 密封总成。

(4)在各位置上涂抹 6V-5765 密封剂 1 mL (0.034 oz)

注: 涂抹密封剂前,先清洁所有表面。

(5) 18 根螺栓的拧紧扭矩 ... 120 ± 20 N·m (89 ± 15 lb ft)

(6) 58 根螺栓的拧紧扭矩 ... 300 ± 40 N·m (220 ± 30 lb ft)

(7) 38 根螺栓的拧紧扭矩 ... 570 ± 80 N·m (420 ± 60 lb ft)

(8) 六个螺塞的拧紧扭矩 ... 105 ± 10 N·m (77 ± 7 lb ft)

(9) 8 根螺栓的拧紧扭矩 ... 570 ± 80 N·m (420 ± 60 lb ft)

注: 5P-3413 管密封剂或 185-3992 管密封剂涂抹到两个螺塞 (10) 上。

(10) 两个螺塞的拧紧扭矩 ... 75 N·m (55 lb ft)

(11) 6 根螺栓的拧紧扭矩 ... 570 ± 80 N·m (420 ± 60 lb ft)

连接零件后,在 5 分钟内将螺栓拧紧至规定扭矩。 密封表面的 pH 值不得超过 7.5。

预加载链轮轴承的步骤

参考: 拆解和组装, "终传动和链轮 - 组装"

链轮齿块的拧紧顺序

参考: 拆解和组装, "链轮齿块 - 拆卸和安装"

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