C4.4 (Mech) Industrial Engine Caterpillar


Piston Cooling Jet

Usage:

C4.4 2L2



图 1g00942652

(1) 已安装的活塞冷却喷嘴

气门必须能够自由运动。将螺栓拧紧至以下扭矩。 ... 9 N·m (7 lb ft)

活塞冷却喷嘴对准




图 2g01006929

(2) 活塞冷却喷嘴

(3) 杆

(4) 缸体

使用以下步骤来检查活塞冷却喷嘴是否对准。

  1. 将杆 (3) 插入活塞冷却喷嘴 (2) 的端部。 杆 (3) 的直径为 1.70 mm (0.067 in)。 杆 (3) 必须高出缸体的顶部。

  1. 尺寸 (A) 为 50.75 mm (1.9980 in),尺寸 (B) 为 9.35 mm (0.3681 in)。 尺寸 (A) 及尺寸 (B) 与气缸孔径 (4) 正切。

  1. 杆 (3) 的位置必须在尺寸 (C) 范围内。 尺寸 (C) 为 10 mm (0.3937 in)。

注: 检查对准时要保证杆 (3) 不会损坏活塞冷却喷嘴。活塞冷却喷嘴不能调整。如果活塞冷却喷嘴不能对准,必须更换。

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