325D and 329D Excavators and 325D Material Handler Machine System Specifications Caterpillar


Relief Valve (Negative Flow Control) - Auxiliary, Combined Function

Usage:

325D L A3R



图 1g01572480

(1) 螺塞的扭矩 ... 145 ± 15 N·m (105 ± 11 lb ft)

(2) 根据需要,使用下面的垫片。 组装厚垫片,使其与弹簧端接触:

4J-7386 垫片
数量 ... 5
1 只垫片厚度 ... 0.25 mm (0.010 in)
4J-7385 垫片
数量 ... 1
垫片厚度 ... 1.2 mm (0.05 in)

(3) 107-6370 弹簧

在试验力下的长度 ... 44 mm (1.7 in)
试验力 ... 565.3 ± 45.2 N (127.1 ± 10.2 lb)
试验后的自由长度 ... 49.3 mm (1.94 in)
外径 ... 15.5 mm (0.61 in)

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