HITACHI ZX-330 350 370 ZAXIS SERVICE MANUAL (PN W1HH-E)

HITACHI ZX-330 350 370 ZAXIS SERVICE MANUAL (PN W1HH-E). 

This comprehensive service manual provides detailed technical information and procedures for maintaining and repairing the Hitachi ZX-330, ZX-350, and ZX-370 ZAXIS excavators. It covers the engine, power train, hydraulic system, undercarriage, front attachment, and electrical system, with precise specifications and troubleshooting guides.

File Format: PDF

Size: 12.86 MB

No. of Pages: 752

Delivery Method: Instant Download – Access your file immediately after purchase.

📑 Key Features & Contents:

General Information

• Precautions for disassembling and assembling components.
• Torque specifications and tightening procedures.
• Hydraulic and electrical piping joint information.
• Painting specifications and periodic replacement of parts.

Upperstructure

• Cab removal and installation, including glass dimensions.
• Counterweight, main frame, and pump device servicing.
• Disassembly and reassembly of control valves, swing devices, and pilot valves.
• Inspection and replacement of solenoid and shockless valves.

Undercarriage

• Removal and installation of swing bearings, travel devices, and track adjusters.
• Step-by-step disassembly and reassembly of brake valves, travel motors, and front idlers.
• Track removal and maintenance standards.

Front Attachment

• Removal and installation of front attachment components.
• Standard dimensions for arm, boom, and bucket connections.
• Hydraulic circuit pressure release procedures.
• Disassembly and maintenance of cylinders.

Engine & Accessories

• General engine specifications and service standards.
• Lubrication, fuel, and cooling system maintenance.
• Turbocharger, camshaft, cylinder head, and piston servicing.
• Inspection and troubleshooting of injection pumps, alternators, and starter motors.

Hydraulic System

• Pressure adjustment and leak detection.
• Hydraulic oil storage and handling.
• Inspection and replacement of control valves, solenoid valves, and hydraulic pumps.
• Servicing of boom, arm, and bucket cylinders.

Electrical System

• Battery, alternator, and starter motor servicing.
• Inspection and replacement of glow plugs and light bulbs.
• Solenoid valve unit troubleshooting and assembly procedures.

Troubleshooting & Index

• Step-by-step diagnostic procedures for common mechanical and electrical issues.
• Maintenance standards and service manual revision request form.

This Hitachi ZX-330 350 370 ZAXIS Service Manual is a crucial resource for operators, mechanics, and technicians requiring in-depth repair and maintenance guidance.