Complete workshop & service manual with electrical wiring diagrams for Komatsu Hydraulic Excavator PC450-6, PC450LC-6, PC450-6K, PC450LC-6K, PC450LC-8, PC450HD-8. It's the same service manual used by dealers that guaranteed to be fully functional and intact without any missing page.
This Komatsu Hydraulic Excavator PC450-6, PC450LC-6, PC450-6K, PC450LC-6K, PC450LC-8, PC450HD-8 service & repair manual (including maintenance, overhaul, disassembling & assembling, adjustment, tune-up, operation, inspecting, diagnostic & troubleshooting…) is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices.
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01 GENERAL . . . . . . . 01-1
10 STRUCTURE, FUNCTION AND MAINTENANCE STANDARD . . . . . . 10-1
20 STANDARD VALUE TABLES . . . . . . 20-1
30 TESTING AND ADJUSTING . . . . . . . 30-1
40 TROUBLESHOOTING. . . . . . 40-1
50 DISASSEMBLY AND ASSEMBLY. . . . . . . 50-1
60 AIR CONDITIONING . . . . . . . 60-1
90 DIAGRAMS AND DRAWINGS . . . . . . . 90-1
TESTING AND ADJUSTING ENGINE
B. Connect the probe hose, accelerator switch outlet and air hose to the smoke meter C2.
★ Keep the pressure of the supplied compressed air at 15 kg/cm2 (213 psi) or below.
C. Connect the power cable to an AC receptacle.
★ Confirm that the smoke meter power switch is in the OFF position, before connecting the power cable to an outlet.
D. Loosen the cap nut of the suction pump and fit in the filter paper.
★ Fit the filtering paper securely so that air may not leak.
E. Move the Smoke Meter C2 power switch to the ON position.
F. Start the engine and keep it running until the engine coolant temperature rises to the operating range.
G. Let the exhaust gas stay on the filtering paper by depressing the accelerator pedal of Smoke Meter C2, when the engine speed is suddenly accelerated or kept at high idle.
H. Put the polluted filtering paper on non-polluted filtering paper (more than 10 sheets) in the filtering paper holder, and read the indicated value.
I. Remove the measurement tool after the measurement, and make sure that the machine is back to normal condition.