Gear Group (Front)
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图 1 | g01227095 |
前齿轮系 |
(1) 燃油喷油泵驱动齿轮
- 将螺母拧紧至以下扭矩。 ... 24 N·m (18
lb ft)
- 松开喷油泵轴上的锁。 将螺母上紧到以下扭矩。 ... 90 N·m (66 lb ft)
- 齿数 ... 68
注: 有关喷油泵轴的锁紧扭矩,请参阅技术参数模块, "喷油泵"。
(2) 凸轮轴齿轮
- 将凸轮轴齿轮的螺栓拧紧至下述扭矩。 ... 95 ± 14 N·m (70 ± 10 lb ft)
- 齿数 ... 68
(3) 惰轮和毂
- 将惰轮的螺栓拧紧至下述扭矩。 ... 44 ± 6.6 N·m (32 ± 5 lb ft)
- 惰轮和分离式轴承组件的宽度 ... 42.10 至 42.25 mm (1.6575 至 1.6634 in)
- 带法兰的惰轮轴承的内径 ... 49.988 至 50.000 mm (1.9680 至 1.9685 in)
- 惰轮毂的外径 ... 49.975 至 49.988 mm (1.9675 至 1.9680 in)
- 惰轮轴向间隙 ... 0.10 至 0.75 mm (0.0039 至 0.0295 in)
- 最大容许轴向间隙 ... 0.38 mm (0.015 in)
- 齿数 ... 73
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图 2 | g01227106 |
机油泵的齿轮系 |
(4) 曲轴齿轮
- 曲轴齿轮的孔径 ... 51.00 至 51.03 mm (2.0079 至 2.0091 in)
- 曲轴毂的外径 ... 51.021 至 51.002 mm (2.0087 至 2.0079 in)
- 曲轴上齿轮的间隙 ... −0.020 至 +0.020 mm (−0.0008 至 +0.0008 in)
- 齿数 ... 34
(5) 机油泵惰轮
- 机油泵惰轮轴承内径 ... 16.012 至 16.038 mm (0.6304 至 0.6314 in)
- 机油泵惰轮轴外径 ... 15.966 至 15.984 mm (0.6286 至 0.6293 in)
- 轴上的机油泵惰轮轴承的间隙 ... 0.028 至 0.072 mm (0.0011 至 0.0028 in)
- 机油泵惰轮的轴向间隙 ... 0.050 至 0.275 mm (0.0019 至 0.0108 in)
(6) 机油泵齿轮
- 机油泵齿轮的齿数 ... 17
齿隙值
- 惰轮 (5) 与机油泵驱动齿轮 (6) 之间的齿隙 ... 0.05 至 0.14 mm (0.0020 至 0.0055 in)
- 机油泵惰轮 (5) 与曲轴齿轮 (4) 之间的齿隙 ... 0.8 至 0.23 mm (0.0315 至 0.0091 in)
- 惰轮 (3) 与曲轴齿轮 (4) 之间的齿隙 ... 0.05 至 0.015 mm (0.0020 至 0.0006 in)
- 凸轮轴齿轮 (2) 与惰轮 (3) 之间的齿隙 ... 0.05 至 0.15 mm (0.0020 至 0.0059 in)
- 喷油泵齿轮 (1) 与惰轮 (3) 之间的齿隙 ... 0.05 至 0.15 mm (0.0020 至 0.0059 in)
- 水泵齿轮(未显示)与喷油泵齿轮 (1) 之间的齿隙 ... 0.05 至 0.15 mm (0.0020 至 0.0059 in)
- 动力输出装置(如果配置)与惰轮 (3) 之间的齿隙 ... 0.05 至 0.250 mm (0.0020 至 0.0098 in)
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