Hitachi ZAXIS ZX200-3, ZX240-3 and ZX270-3 Excavator Repair Manual

The manual is applicable for the Hitachi Excavator Model:

• ZX200-3 class
  ZX200-3
  ZX210H-3
  ZX210K-3
  ZX210LCN-3
  ZX240N-3
• ZX225US-3 class
  ZX225US-3
  ZX225USLC-3
• ZX225USR-3 class
  ZX225USR-3
  ZX225USRLC-3
  ZX225USRK-3
  ZX225USRLCK-3
• ZX240-3 class
  ZX240-3
  ZX240LC-3
  ZX250H-3
  ZX250LC-3
  ZX250LCN-3
  ZX250LCH-3
  ZX250K-3
  ZX250LCK-3
• ZX270-3 class
  ZX270-3
  ZX270LC-3
  ZX280LC-3
  ZX280LCN-3

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

For Model ZAXIS ZX200-3 class, ZX225US-3 class, ZX225USR-3 class , ZX240-3 class and ZX270-3 class

as mentioned above:

Service Manual (Troubleshooting) : Vol. No.TODDF-EN
Service Manual (Operation) : Vol. No.TTDDF-EN
Workshop Manual : Vol. No.WDDF-EN

Circuit Diagram: 13 Pages

SI Units (International System of Units) is use in the manual.

Manual guide composition

Hitachi ZAXIS ZX200-3 class, ZX225US-3 class, ZX225USR-3 class , ZX240-3 class and ZX270-3 class 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.

A ZAXIS hallmark industry-leading hydraulic technologies, and performance no other can beat. New ZAXIS provides reliable solutions: impressive fuel economy, swift front movements, and easy operation. You’ll also find Hitachi technological prowess and expertise, such as the optimize hydraulic system and engine.New ZAXIS features the key benefits of high quality, low fuel consumption, and high durability, all of which serve to ensure low running costs.New ZAXIS, which is empower by comprehensive evolution, will realize customers visions and dreams, and pioneer your colorful future

Hitachi ZAXIS ZX200-3, ZX240-3 and ZX270-3 Excavator Repair Manual

Disassemble Swing Motor Manual Instructions Extract:

CAUTION: The swing motor assembly weight: 70 kg (155 lb)
IMPORTANT: Do not disassemble relief valve (23).
1. Remove relief valves (23) (2 used) from valve casing (18).
Wrench : 41 mm
2. Remove plugs (14) (2 used) from valve casing (18).
Wrench : 17 mm
3. Remove springs (16) (2 used) and poppets (17) (2 used) from valve casing (18).
4. Put the matching marks at the jointed surface between valve casing (18) and casing (3).
Remove socket bolts (19) (4 used). Record the clearance between valve casing (18) and casing (3).
Wrench : 17 mm
IMPORTANT: Do not remove bearing (24) unless necessary.
5. Remove valve casing (18) from casing (3). As valve casing (18) may be with valve plate (25) attached, do not drop valve plate (25). Remove O-ring (22).

IMPORTANT: Do not damage the mating surfaces when separating valve plate (18) from valve casing (25) or rotor (11) by using a screwdriver.

6. If valve plate (25) is still attached on rotor (11) in step 5, remove valve plate (25) from the rotor (11) side. Remove springs (26) (20 used) from brake piston (27).
7. Attach the claw of special tool (ST 1468) onto the groove in brake piston (27). Remove brake piston (27) from casing (3) upward and straightly.

8. Remove O-rings (28, 29) from casing (3).