Engine Speed - Check
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| 所需工具 | ||
| 零件号 | 零件名称 | 数量 |
| 9U-7400 | 多用转速表工具总成 | 1 |
| OR | ||
| 9U-7401 | 多用转速表工具总成 (1) | 1 |
| 6V-4950 | 速度传感器 | 1 |
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| ( 1 ) | 属于 9U-7400 多用转速表工具总成 |
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| 图 1 | g00286276 |
9U-7400 多用转速表工具总成 | |
9U-7400 多用转速表工具总成 可通过飞轮壳上的电磁传感器测量发动机转速。 9U-7400 多用转速表工具总成 还能根据看得到的发动机旋转部件测量发动机转速。
注: 有关 9U-7400 多用转速表工具总成 的运行说明和测试步骤的说明，请参阅专门说明书, NEHS0605。
6V-4950 速度传感器 是可与 9U-7401 多用转速表工具总成 配合使用的另一种诊断工具附件。 6V-4950 速度传感器 可在厚度为 6 mm (0.25 in) 的单层喷油管路上使用。 通过这些工具，可以快速测量发动机转速，精度为 ± 1 rpm。
注: 有关 6V-4950 速度传感器 的操作说明，请参阅专门说明书, SEHS8029。
有关最大发动机工作转速（rpm），请参阅操作和保养手册, "废气排放认证贴膜"。
Caterpillar Information System:
3126B Marine Engines ECM Will Not Communicate with Other Systems or Display Modules
120H and 135H Motor Graders Hydraulic and Steering System Control Valve (Snow Plow/Dozer Angle)
2001/08/01 A New Piston and Piston Rings Are Now Available {1214, 1215}
HDB Series and M1 Series Heavy Duty Brushless Alternators Residual Magnetism - Restore
3412E, C30 and C32 Marine Engines Engine Oil Filter Base - Assemble
2001/08/01 Additional Troubleshooting Procedures For Speed Burps {1901, 1913}
2001/08/01 Oil Pan No Longer Requires Gasket Sealant {1302}
HDB Series and M1 Series Heavy Duty Brushless Alternators Rectifier - Test
3412E, C30 and C32 Marine Engines Engine Oil Filter Base - Disassemble
HDB Series and M1 Series Heavy Duty Brushless Alternators Stator - Test
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2001/08/01 When These Control Groups Are Used As Service Replacements, Use This Procedure For The Initial Setup Of The 203-7810 Engine Monitoring Control Group And The 203-7811 Engine Monitoring Control Group {1901, 7490}
2001/10/01 The Oil Pan No Longer Requires Gasket Sealant {1302}
3512 Industrial Engine Engine Oil Pan
G3600 Engines Engine Oil Temperature Regulator
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SBF214 and SUF557 Skid Mounted Power Packs Maintenance Interval Schedule
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SPS342 Skid Mounted Pumper Maintenance Interval Schedule
2001/08/01 A Special Instruction Is Available For Replacing Starting Motor Solenoids {1467}