Hitachi ZX470-5B, ZX470LCH-5B and ZX520LCH-5B Excavator Service Repair Manual

$36.00

The manual is applicable for the Hitachi Excavator Model:

  • ZX470-5B
  • ZX470LC-5B
  • ZX470H-5B
  • ZX470LCH-5B
  • ZX470R-5B
  • ZX470LCR-5B
  • ZX520LCH-5B

Format: PDF
Language: English
Service Repair Manual consists of the following:

See description for full details

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Description

Hitachi ZX470-5B, ZX470LCH-5B and ZX520LCH-5B Excavator Manual

The manual is applicable for the Hitachi Excavator Model:

  • ZX470-5B
  • ZX470LC-5B
  • ZX470H-5B
  • ZX470LCH-5B
  • ZX470R-5B
  • ZX470LCR-5B
  • ZX520LCH-5B

Format: PDF
Language: English
Service Manual consists of the following:

For Model ZX470-5B, ZX470LCH-5B and ZX520LCH-5B as mentioned above:

Service Manual (Troubleshooting) Vol. No. TOJAA-EN : 818 Pages
Service Manual (Operation) Vol. No. TTJAA-EN : 440 Pages
Workshop Manual Vol. No. WJAA-EN : 712 Pages

Circuit diagram: 15 Pages

SI Units (International System of Units) are used in those manual.

Manual guide composition

Hitachi ZX470-5B service manual consists of the Operating, Troubleshooting and the Workshop Manual.

  • Information included in the Service Manual: Technical information needed for redelivery and delivery, operation and activation of all devices and systems, operational performance tests, and troubleshooting procedures.
  • Information included in the Workshop Manual: Technical information needed for maintenance and repair of the machine, tools and devices needed for maintenance and repair, maintenance standards, and removal / installation and assemble / disassemble procedures.

To avoid injury and damage refer to the service manual and be sure to use appropriate lifting techniques and equipment when lifting heavy parts.

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Solenoid Valve Extract:

The solenoid valve consists of the 4-spool solenoid valveunit, the 2-spool solenoid valve unit, and the fan pump
control solenoid valve.

4-Spool Solenoid Valve Unit
The 4-spool solenoid valve unit controls the control valve and the valve in travel motor according to the signal from MC (main controller). (Refer to SYSTEM /Control System.)
The 4-spool solenoid valve unit consists of proportional solenoid valves (SC, SF, SI, and SG). SC : Controls the travel motor displacement angle control valve.
SF : Controls the bypass shut-out valve in control valve
SI : Increases pressure of the main relief valve in control valve.
SG : Controls the arm 2 flow rate control valve (switch valve) in control valve.

2-Spool Solenoid Valve Unit
The 2-spool solenoid valve unit controls the control valve according to the signal from MC (main controller).
(Refer to SYSTEM / Control System.)
The 2-spool solenoid valve unit consists of proportional solenoid valves (SC and SI).
(Refer to SYSTEM / Control System.)
SC : Controls the boom overload relief valve (low pressure) in control valve.
SI : Controls the swing flow rate control valve (selector valve) in control valve.

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