3500 Engines Caterpillar


Engine Oil Cooler Bypass and Cooling Jet Sequence Valves

Usage:

3512C ED4


图 1g03835221
右视图

表 1
技术规格 - 262-7578 发动机油管路总成 
项目  数量  零件  技术规格说明 
109-2332 O 形密封圈  组装前,用密封的液体稍稍润滑孔。 
0S-1594 螺栓  采用以下步骤紧固卡箍组件的螺栓:

1. 拧紧卡箍组件,直到卡箍组件配合到管上。
2. 将卡箍组件拧紧到接头上。
3. 将卡箍组件拧紧到管上。 
0S-1571 螺栓 
7N-7697 柱塞  冷却喷嘴管顺序阀必须在 130 ± 30 kPa (19 ± 4 psi) 的压差下开始开启。
冷却喷嘴管顺序阀必须在 200 ± 30 kPa (29 ± 4 psi) 的压差下完全开启。 
6B-9202 弹簧  测试力下的长度为 68.3 mm (2.69 inch)。 
测试力为 85 to 100 N (19.0 to 22.4 lb)
测试后的自由长度为 112.7 mm (4.44 inch)
237-7623 O 形密封圈  组装前,用密封的液体稍稍润滑孔。 
1P-1367 柱塞  发动机机油滤清器旁通阀的柱塞必须在孔中自由移动。
发动机运转期间,发动机机油滤清器旁通阀必须在 203 ± 20 kPa (30 ± 3 psi) 的压差下开始开启。 
7G-6713 弹簧  测试力下的长度为 57.2 mm (2.25 inch)。 
测试力为 109.0 ± 5.0 N (24.5 ± 1.1 lb)
测试后的自由长度约为 99.7 mm (3.93 inch)


图 2g03835222
前视图

表 2
项目  数量  零件  技术规格说明 
2W-1053 塞  拧紧至扭矩为 100 ± 15 N·m (74 ± 11 lb ft)。 
10  2W-1969 旁通阀  机油冷却器旁通阀必须在 180 ± 20 kPa (26 ± 3 psi) 的压差下开启。 
11  2W-1635 弹簧  测试力下的长度为 102.0 mm (4.02 inch)。 
测试力为 518 ± 26 N (116 ± 6 lb)
测试后的自由长度为 143.4 mm (5.65 inch)

Caterpillar Information System:

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