Worksheets
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| 机型 | 日期 | ||
| 序列号 | 工时计小时数 | ||
| ECM 闪存文件 | 闪存文件日期 | ||
| 技师 | |||
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| 目测 | |||
| 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 | 来自压力表的 |
| 测试期间的转向油温 | >60 °C (14 °F) <121 °C (250 °F) |
|
| 高怠速下所有制动器释放时止点之间的方向盘转数 4.0 至 5.0 圈 |
从左向右 1 __________________ 2 __________________ 3 __________________ 平均 |
从右向左 1 __________________ 2 __________________ 3 __________________ 平均 |
| （优先阀）电磁阀和岐管（后轴风扇、制动器冷却、驱动马达、润滑和转向）的压力设定值 | 18300 ± 520 kPa (2650 ± 75) |
|
| 切断压力（压力补偿阀） | 23000 ± 350 kPa (3335 ± 50 psi) |
|
| 转向单向安全阀的压力设定值 (2) | 28500 ± 1000 kPa (4150 ± 150 psi) |
|
| 转向安全阀的压力设定值 (2) | 26000 ± 400 kPa (3770 ± 60 psi) |
|
| 转向蓄能器的充气压力 (3) | 6550 ± 350 kPa (950 ± 50 psi) |
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| ( 2 ) | 在您进行任何调整之前，利用试验台测试确定该数值的压力设定值。 |
| ( 3 ) | 此压力的技术参数取决于环境温度。 请参阅测试和调整, "转向蓄能器 - 测试和调整"中的表。 |
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| 液压风扇控制温度 | ||||
| 测试过程的温度 | ||||
| 后冷器 | 水套水 | 变速箱润滑油 | 变矩器 | 制动器 |
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| 液压风扇转速超控测试 | ||||
| 风扇超越转速 | 实际风扇转速 AT 低怠速 |
泵压力 AT 低怠速 |
实际风扇转速 AT 高怠速 |
泵压力 AT 高怠速 |
| 无 | ||||
| 200 rpm | ||||
| 300 rpm | ||||
| 400 rpm | ||||
| 500 rpm | ||||
| 525 rpm | ||||
| 断开电磁阀 | ||||
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| 液压风扇 高压切断 |
|
| 发动机转速为低怠速 | 泵压力 |
Caterpillar Information System:
793F and 793F XQ Off-Highway Truck Hydraulic Fan and Steering System Front Wheel Bearing - Adjust
2008/06/09 A New Antenna For The Product Link Is Available {7010, 733T}
793F CMD Off-Highway Truck Hydraulic Fan and Steering System Front Axle - Install and Adjust
793F and 793F XQ Off-Highway Truck Hydraulic Fan and Steering System Accumulator (Steering) - Test and Charge
2008/05/05 The Check Valves on Certain Motor Graders Have Been Improved {5051}
795F AC and 795F AC XQ Off-Highway Trucks Engine Lockout Control
PL1000E Quick Reference Guide{7610} PL1000E Quick Reference Guide{7610}
AS2252C Asphalt Screed Height Adjuster Group (Extender) - Disassemble
AS2252C Asphalt Screed Height Adjuster Group (Extender) - Assemble
793F AC Off-Highway Truck Hydraulic Fan and Steering System Steering Control Valve - Adjust
793F and 793F XQ Off-Highway Truck Hydraulic Fan and Steering System Relief Valve (Steering) - Test and Adjust
C4.4 and C6.6 Engines for Caterpillar Built Machines CID 0174 FMI 03
795F AC and 795F AC XQ Off-Highway Trucks Machine Lockout Control
R2900G Load Haul Dump Safety Messages
Transmission Neutralizer Override Control{1435, 7451} Transmission Neutralizer Override Control{1435, 7451}
C4.4 and C6.6 Engines for Caterpillar Built Machines CID 0174 FMI 04
PS-360C Paving Compactor Air Tank Moisture and Sediment - Drain
120K Motor Grader Engine Oil Level - Check
2008/03/10 An Improved Temperature Sender is Now Available for Certain Backhoe Loaders {1408}
120K Motor Grader Ether Starting Aid Cylinder - Replace
12K, 140K and 160K Motor Graders Final Drive Preload - Check
C4.4 and C6.6 Engines for Caterpillar Built Machines CID 0444 FMI 05
12K, 140K and 160K Motor Graders Transmission and Differential Oil - Change
CB-434D, CB-534D and CB-564D Asphalt Compactors Traction Control System - For Split Drum Machines