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Hệ thống thủy lực máy đào CATERPILLAR SERIE D - P1

Ngày tải lên : 23/10/2012, 14:11

... components on the C4.2/C6.4 and C4.4/C6.6 ACERT™ engines This presentation may not cover all engine components that may be installed on specific machine applications SERV1837-01 06/08 -6- Text ... fuel supply shutoff valve (5) may be installed in the primary filter supply line This valve will shut off the fuel supply from the fuel tank Some C4.4 and C6.6 engines may be equipped with a water ... the tab With the tab fully depressed, gently push the fitting away from the mating nipple (3) It may be necessary to slightly rotate the fitting while pushing it straight off the nipple to break...

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Hệ thống thủy lực máy đào CATERPILLAR SERIE D - P2

Ngày tải lên : 23/10/2012, 14:11

... control valve group, swing system, travel system, and tool control systems This training package may be used for self-paced and self-directed training OBJECTIVES After learning the information...

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Hệ thống thủy lực máy đào CATERPILLAR SERIE D - P3

Ngày tải lên : 23/10/2012, 14:11

... excavators The other models will be configured similarly, but component locations may be different Some of the illustrations may show pilot iron instead of production iron The most significant differences ... valve group, swing system, travel system, and tool control systems in more detail This presentation may be used for self-paced and self-directed training OBJECTIVES After learning the information ... system The main control valve group and pumps are similar to the "C" Series Each of the models may have the components located in different locations due to the size of the machine or the type...

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Hệ thống thủy lực máy đào CATERPILLAR SERIE D - P4

Ngày tải lên : 23/10/2012, 14:11

... valve group, swing system, travel system, and tool control systems in more detail This presentation may be used for self-paced and self-directed training OBJECTIVES After learning the information ... the pilot pump flow is low or the pilot pump has stopped Low pilot oil flow to the pilot system may be caused by the following two reasons: - Implements are lowered while the engine is stopped...

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Hệ thống thủy lực máy đào CATERPILLAR SERIE D - P11

Ngày tải lên : 23/10/2012, 14:11

... filter is replaced, the engine may need to run for a short time to fill the engine oil filter During this time the engine oil pressure will remain low Engine damage may occur if the engine runs ... valve group, swing system, travel system, and tool control systems in more detail This presentation may be used for selfpaced and self-directed training OBJECTIVES After learning the information in ... temperatures: occurs when it is cold and the temperature of the hydraulic oil is low, the machine may not operate smoothly The hydraulic oil temperature sensor signals the Machine ECM as to the...

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Hệ thống thủy lực máy đào CATERPILLAR SERIE D - P5

Ngày tải lên : 23/10/2012, 14:11

... implements swing system, travel system, and tool control systems in more detail This presentation may be used for self-paced and self-directed training OBJECTIVES After learning the information...

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Hệ thống thủy lực máy đào CATERPILLAR SERIE D - P6

Ngày tải lên : 23/10/2012, 14:11

... controls, swing system, travel system, and tool control systems in more detail This presentation may be used for self-paced and self-directed training OBJECTIVES After learning the information...

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Hệ thống thủy lực máy đào CATERPILLAR SERIE D - P7

Ngày tải lên : 23/10/2012, 14:11

... the rod end of the boom cylinders NOTE: Manual lower may be done differently depending on the lowering control valves used Some machines may have a manual lowering valve separate from the lowering ... pilot signal is reduced and will only partially shift the stick spool The stick control valve may or may not shift Shifting of the stick spool is determined by how high the pilot pressure to the ... the rod end of the boom cylinders NOTE: Manual lower may be done differently depending on the lowering control valves used Some machines may have a manual lowering valve separate from the lowering...

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Hệ thống thủy lực máy đào CATERPILLAR SERIE D - P8

Ngày tải lên : 23/10/2012, 14:11

... implements, swing system, travel system, and tool control systems in more detail This presentation may be used for self-paced and selfdirected training OBJECTIVES After learning the information in ... story is on the effect of the swing priority valve over the stick circuit For a STICK IN, there may also be flow from the stick valve unless the boom valve has shifted for BOOM UP Since swing ... Control Valve Swing Brake Piston Friction Plate Shoes 15 Swing Motor Operation The swing motor may be divided into the following three groups : - the rotary group: piston and barrel assembly,...

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Hệ thống thủy lực máy đào CATERPILLAR SERIE D - P9

Ngày tải lên : 23/10/2012, 14:11

... main control valve group, swing system, and tool control systems in more detail This presentation may be used for selfpaced and self-directed training OBJECTIVES After learning the information in ... valve slows the speed of the motor and reduced motor cavitation One of the crossover reliefs valve may open to send the high pressure return oil into the supply side to help prevent motor cavitation ... valve slows the speed of the motor and reduces motor cavitation One of the crossover reliefs valve may open to send the high pressure return oil into the supply side to help prevent motor cavitation...

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Hệ thống thủy lực máy đào CATERPILLAR SERIE D - P10

Ngày tải lên : 23/10/2012, 14:11

... provided for the hydraulic demand fan These overrides are used to conduct system tests These tests may or may not be covered in the service manual SERV1852-02 10/01 - 31 - MONITOR REVERSING DEMAND ... fan can be selected The two fan motor overrides are used to perform system tests These tests may or may not be covered in the service manual From the Calibration sub-menu, fan calibrations can ... directional change when the flow of oil is reversed The relief valve helps dissipate excess pressure that may damage the system during a directional change SERV1852-02 10/01 - 19 - Text Reference Demand...