Lockup Clutch and Solenoid Valve (Torque Converter)
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| 注意 |
|---|
请勿使用腐蚀性材料清洁此阀总成中的任何零件。 腐蚀性材料会造成零件腐蚀和损坏。 |
试验台设置：
流量 ... 19 ± 4 L/min (5 ± 1 US gpm)
泵压力 ... 3450 ± 70 kPa (500 ± 10 psi)
试验台上的压力：
锁定离合器的先导压力 ... 1725 ± 70 kPa (250 ± 10 psi)
锁定离合器的主压力 ... 960 ± 35 kPa (139 ± 5 psi)
机器低怠速时的压力：
锁定离合器的先导压力 ... 1725 ± 70 kPa (250 ± 10 psi)
锁定离合器的最大压力 ... 1720 ± 70 kPa (250 ± 10 psi)
锁定离合器的主压力 ... 960 ± 35 kPa (139 ± 5 psi)
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| 图 1 | g00993163 |
(1) 螺塞的扭矩 ... 25 ± 5 N·m (18 ± 4 lb ft)
(2) 4 只螺栓的扭矩 ... 30 ± 7 N·m (22 ± 5 lb ft)
(A) 适配器的位置 ... 30 度 ± 10 度
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| 图 2 | g00993164 |
(3) 请参阅技术规格, "电磁阀（变矩器锁定离合器）"。
- 安装扭矩 ... 50 ± 5 N·m (37 ± 4 lb ft)
(4) 六只螺塞的扭矩 ... 5.5 ± 1.5 N·m (49 ± 13 lb in)
(5) 2 只螺塞的扭矩 ... 70 ± 7 N·m (52 ± 5 lb ft)
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| 图 3 | g00993165 |
剖面 A-A | |
(6) 螺塞的扭矩 ... 30 ± 3 N·m (22 ± 2 lb ft)
(7) 6Y-7267 弹簧 (内)
- 颜色编码 ... 红色条纹
- 在试验力下的长度 ... 65.0 mm (2.56 in)
- 试验力 ... 55.3 ± 2.8 N (12.43 ± 0.63 lb)
- 试验后的自由长度 ... 96.1 mm (3.78 in)
- 外径 ... 8.1 mm (0.32 in)
- 在试验力下的长度 ... 65.0 mm (2.56 in)
(8) 8E-6144 弹簧 (外)
- 颜色编码 ... 红色和白色条纹
- 在试验力下的长度 ... 79.0 mm (3.11 in)
- 试验力 ... 141.4 ± 9.0 N (31.79 ± 2.02 lb)
- 试验后的自由长度 ... 95.8 mm (3.77 in)
- 外径 ... 14.8 mm (0.58 in)
- 在试验力下的长度 ... 79.0 mm (3.11 in)
(9) 8J-4452 垫片
- 垫片厚度 ... 0.12 mm (0.005 in)
- 一个垫片时的压力变化 ... 10 kPa (1.5 psi)
2S-0675 隔套
- 隔套厚度 ... 0.40 mm (0.016 in)
- 一个垫片时的压力变化 ... 32 kPa (4.7 psi)
9J-1330 垫片
- 垫片厚度 ... 0.79 mm (0.031 in)
- 一个垫片时的压力变化 ... 62 kPa (9.0 psi)
(10) 两个螺栓的扭矩 ... 30 ± 4 N·m (22 ± 3 lb ft)
(11) 9P-0683 弹簧
- 在试验力下的长度 ... 25.4 mm (1.00
in)
- 试验力 ... 35.6 ± 2.8 N (8.00 ± 0.63 lb)
- 试验后的自由长度 ... 66.0 mm (2.60 in)
- 外径 ... 21.4 mm (0.84 in)
- 试验力 ... 35.6 ± 2.8 N (8.00 ± 0.63 lb)
(12) 4M-2381 弹簧
- 在试验力下的长度 ... 12.2 mm (0.48
in)
- 试验力 ... 2.31 ± 0.18 N (0.519 ± 0.041 lb)
- 试验后的自由长度 ... 22.6 mm (0.89 in)
- 外径 ... 7.6 mm (0.30 in)
- 试验力 ... 2.31 ± 0.18 N (0.519 ± 0.041 lb)
(13) 9D-7884 弹簧
- 在试验力下的长度 ... 18.5 mm (0.73
in)
- 试验力 ... 161.5 N (36.31 lb)
- 试验后的自由长度 ... 23.9 mm (0.94 in)
- 外径 ... 15.7 mm (0.62 in)
- 试验力 ... 161.5 N (36.31 lb)
(14) 8P-9739 阶式节流孔
- 节流孔的厚度 ... 6.50 mm (0.256 in)
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| 图 4 | g00993166 |
剖面 B-B | |
(15) 两只螺栓的扭矩 ... 30 ± 7 N·m (22 ± 5 lb ft)
(16) 9W-7410 弹簧
- 颜色编码 ... 三只浅蓝色条纹
-
第一次试验
- 在试验力下的长度 ... 79.5 mm (3.13
in)
- 试验力 ... 78.3 ± 3.9 N (17.60 ± 0.88 lb)
-
第二次试验
- 在试验力下的长度 ... 63.0 mm (2.48
in)
- 试验力 ... 237.3 ± 8.7 N (53.35 ± 1.96 lb)
- 试验后的自由长度 ... 87.63 mm (3.450 in)
- 外径 ... 14.73 mm (0.580 in)
- 试验力 ... 237.3 ± 8.7 N (53.35 ± 1.96 lb)
(17) 5J-2721 垫片
- 垫片厚度 ... 0.13 mm (0.005 in)
- 一个垫片时的压力变化 ... 10 kPa (1.4 psi)
6J-3993 垫片
- 垫片厚度 ... 0.25 mm (0.010 in)
- 一个垫片时的压力变化 ... 19 kPa (2.8 psi)
5J-1036 垫片
- 垫片厚度 ... 0.8 mm (0.031 in)
- 一个垫片时的压力变化 ... 60 kPa8 (.7 psi)
(18) 4M-2381 弹簧
- 在试验力下的长度 ... 12.2 mm (0.48
in)
- 试验力 ... 2.3 ± 0.2 N (0.52 ± 0.05 lb)
- 试验后的自由长度 ... 22.6 mm (0.89 in)
- 外径 ... 7.6 mm (0.30 in)
- 试验力 ... 2.3 ± 0.2 N (0.52 ± 0.05 lb)
Caterpillar Information System:
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5130, 5130B and 5230 Excavators, 784B, 785B, 785C, 789B, 789C, 793B and 793C Off-Highway Truck/Tractors and 992G, 994 and 994D Wheel Loaders Vital Information Management System (VIMS) CID 0440 FMI 06 Solenoid Valve (No. 3) (Warm Up) Current Above Normal - Test
5130, 5130B and 5230 Excavators, 784B, 785B, 785C, 789B, 789C, 793B and 793C Off-Highway Truck/Tractors and 992G, 994 and 994D Wheel Loaders Vital Information Management System (VIMS) CID 0440 FMI 05 Solenoid Valve (No. 3) (Warm Up) Current Below Normal - Test
5130, 5130B and 5230 Excavators, 784B, 785B, 785C, 789B, 789C, 793B and 793C Off-Highway Truck/Tractors and 992G, 994 and 994D Wheel Loaders Vital Information Management System (VIMS) CID 0440 FMI 03 Solenoid Valve (No. 3) (Warm Up) Voltage Above Normal - Test
5130, 5130B and 5230 Excavators, 784B, 785B, 785C, 789B, 789C, 793B and 793C Off-Highway Truck/Tractors and 992G, 994 and 994D Wheel Loaders Vital Information Management System (VIMS) CID 0439 FMI 11 Solenoid Valve (No. 2) (Warm Up) Failure Mode Not Identifiable - Test
776D, 777D and 777D HAA Off-Highway Truck/Tractor Power Train Solenoid Valve (Torque Converter Lockup Clutch)
776D, 777D and 777D HAA Off-Highway Truck/Tractors Power Train Temperature Sensor (Torque Converter Oil and Brake Oil)
769D Off-Highway Truck/Tractor and 771D Quarry Truck Power Train Transmission Hydraulic Control
769D Off-Highway Truck/Tractor and 771D Quarry Truck Power Train Selector and Pressure Control Valve (Transmission)
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