Worksheets
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| 机型 | 日期 | ||
| 出厂序号 | 工时计小时数 | ||
| 技师 | |||
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| 目视检查 | |||
| 机油油位 | 油内有空气或水 | ||
| 机油粘度 | 吸油滤网内有碎屑 | ||
| 机油泄漏 | 滤清器内有碎屑 | ||
| 部件损坏 | |||
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| 测试 | 技术规格 | 实际值 |
| 切断压力（压力补偿阀） | 21200 ± 350 kPa (3050 ± 50 psi) |
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| 低压备用（压力补偿阀） | 3600 kPa (520 psi) |
|
| 主转向备用安全阀 | 26000 ± 400 kPa (3771 ± 58 psi) |
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| 辅助转向备用安全阀 | 20700 ± 400 kPa (3002 ± 58 psi) |
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| 辅助转向主安全阀 | 17225 ± 350 kPa (2498 ± 51 psi) |
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| 安全阀 | 2600 + 500 - 200 kPa (375 + 73 - 29 psi) |
|
| 转向油缸安全阀 | 27200 ± 690 kPa (3945 ± 100 psi) |
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| 测试 | 技术规格 | 实际值 |
| 转向机油温度 | 油温需要在 38 °C (100 °F) 和 93 °C (200 ° F) 之间。 |
|
| 高怠速循环时间 (1) (2) | 5 到 6 秒 | |
| 从左向右 (1) (2) | ||
| 从右向左 (1) (2) | ||
| 高怠速下在左右止点间转动方向盘。 (3) (2) | 从左向右 | 从右向左 |
| 1. | 1. | |
| 2. | 2. | |
| 3. | 3. | |
| 平均值 | 平均值 | |
| 高怠速下的主转向压力 为了获得主转向压力，紧靠止点转动方向盘。 |
20850 kPa (3025 psi) < 22050 kPa (3200 psi) |
|
| 主转向备用安全阀在 8 L/min (2 US gpm) 下的压力 |
26000 ± 400 kPa (3770 ± 60 psi) |
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| 高怠速下的低压备用 不要转动方向盘。 |
压力需要在 2000 kPa (290 psi) 和 3600 kPa (520 psi) 之间。 |
|
| 辅助转向压力 为了获得辅助转向压力，紧靠止点转动方向盘。 |
16890 ± 350 kPa (2450 ± 50 psi) |
|
38 L/min (10 US gpm) 下的辅助转向备用安全阀压力 |
20700 ± 400 kPa (3000 ± 60 psi) |
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| 转向压力开关停用 | 700 ± 100 kPa (100 ± 15 psi) |
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| 转向压力开关 安全阀 |
2600 + 500 - 200 kPa (375 + 70 - 30 psi) |
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| 跨接安全阀（左） | 27200 ± 690 kPa (3950± 100 psi) |
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| 跨接安全阀（右） | 27200 ± 690 kPa (3950 ± 100 psi) |
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| ( 1 ) | 停放到坚硬的地面上。 |
| ( 2 ) | 释放全部制动器。 |
| ( 3 ) | 采用每秒一转的转向速度 |
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| 773 和 775卡车转向测试 | ||
| 方向盘（HMU）在转动终点停止转动。 | ||
| 左侧 | 是 | 否 |
| 右 | 是 | 否 |
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| 773 和 775卡车转向测试 | ||
| 全转向松开时，方向盘或液压计量单元（HMU）弹回。 | ||
| 左侧 | 是 | 否 |
| 右 | 是 | 否 |
Caterpillar Information System:
C4.4 Industrial Engine Electronic Control Module
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R1700G Load Haul Dump Power Train Wheel Bearings - Adjust
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120M, 12M, 140M, 14M, 160M and 16M Motor Graders Implement Electronic Control System MID 082 - CID 0296 - FMI 09
C4.4 Industrial Engine Crankshaft Pulley