C4.4 Industrial Engine Caterpillar


Rocker Shaft

Usage:

C4.4 444



图 1g01455342

典型实例

(1) 底座

(2) 定位器

(3) 进气摇臂

摇臂孔直径 ... 25.031 至 25.051 mm (0.9855 至 0.9863 in)

(4) 排气摇臂

摇臂孔直径 ... 25.031 至 25.051 mm (0.9855 至 0.9863 in)

间隙

两种摇臂孔的最大间隙 ... 0.089 mm (0.0035 in)
两种摇臂的维修限制 ... 0.17 mm (0.0067 in)

(5) 摇臂轴

摇臂轴直径 ... 24.962 至 24.987 mm (0.9828 至 0.9837 in)

(6) 弹簧

(7) 卡环

(8) 弹簧

(9) 调节器

(10) 锁紧螺母

锁紧螺母扭矩 ... 27 N·m (20 lb ft)



图 2g01455344

拧紧顺序

按照图 2 中所示的顺序拧紧紧固件。 将紧固件拧紧至以下扭矩。 ... 35 N·m (25 lb ft)

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