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Hitachi ZX 870-5G Workshop Manual page 4

Hydraulic excavator

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SECTION 1
GENERAL
Group 1 Precautions for Disassembling and
Assembling
Precautions for Disassembling
and Assembling ........................................................W1-1-1-1
Group 2 Tightening
Tightening Bolts and Nuts ..........................................W1-2-1-1
Piping Joint ......................................................................W1-2-1-4
Group 3 Painting
Painting specification ...................................................W1-3-1-1
Final painted color .........................................................W1-3-1-1
Group 4 Bleeding Air
Bleeding Air from Hydraulic Oil Tank ......................W1-4-1-1
Bleeding Air from Hydraulic System .......................W1-4-1-2
Bleeding Air from Fuel System ..................................W1-4-1-3
Bleeding Air from Radiator .........................................W1-4-1-4
Group 5 Pressure Release Procedure
Hydraulic Circuit Pressure Release Procedure .....W1-5-1-1
Group 6 Preparation
Preparation before Inspection
and Maintenance ......................................................W1-6-1-1
CONTENTS
JBEW-1-1

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