Hitachi ZX225US-5A & ZX225USLC-5A Excavator Repair Manual PDF

Service Repair Manual consists of the following:
For Model ZX225US-5A and ZX225USLC-5A as mentioned above:
Service Repair Manual (Troubleshooting) : Vol. No.TODFU90-EN (486 Pages)
Service Repair Manual (Operation) : Vol. No.TTDFU90-EN (445 Pages)
Workshop Manual : Vol. No.WDFU90-EN (565 Pages)
Circuit Diagram: 14 Pages
Hitachi ZX225US-5A and ZX225USLC-5A ZAXIS Excavator Manual
The manual is applicable for the Hitachi ZX225US-5A and ZX225USLC-5A Excavator Model
Service Manual consists of the following:
Service Manual (Troubleshooting) : Vol. No.TODFU90-EN (486 Pages)
Service Manual (Operation) : Vol. No.TTDFU90-EN (445 Pages)
SI Units (International System of Units) is use in the manual.
Manual guide composition
Hitachi ZAXIS ZX225US-5A and ZX225USLC-5A 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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Bleeding Air from Hydraulic System Content Manual Instruction Extract:

Bleed air from the hydraulic system as follows when hydraulic oil has been drawn, the suction filter and suction pipe have been replaced, or the pump device, swing motor, travel motor, and cylinders have been removed and installed.

IMPORTANT: If air is accumulated inside of the pump and if the engine starts in lacking of hydraulic oil, the pump may be damaged.
Bleeding Air from Pump
1. Remove air bleed plug (1) on top of each pump. Add hydraulic oil to each pump.
2. After the pump is filled with hydraulic oil, temporarily tighten air bleed plug (1) on each pump. Then, start the engine and run it at slow idle speed.

3. Slightly loosen air bleed plug (1) on one of the pumps and bleed air from the pump until hydraulic oil comes out from the gap. After bleeding all air, securely tighten air bleed plugs (1).

Wrench : 95 Nm
4. Bleed air from other pump in the same way as step 3.