Hitachi ZW150-6, ZW150PL-6 Wheel Loader Operational Principle Technical Service Manual
544 pages · Publication TOPTC50-EN-01
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What's inside
From the manual's own table of contents: 115 topics. See sample pages (PDF, 547 KB)
- Specifications
- Main Component (Overview)
- Main Component
- Electrical System (Overview)
- Air Cleaner and Radiator Assembly
- Battery Box
- Hydraulic Oil Tank
- Fuel Tank
- Engine
- Aftertreatment Device
- Transmission, HST Motor
- Fan Valve
- (Optional)
- HST Pump, 3-Gear Pump Unit
- Control Valve
- Manifold Valve
- Brake Charge Valve
- Emergency Steering Block
- Emergency Steering Pump
- Ride Control Valve
- DEF Tank
- DEF Supply Module
- Engine Accessories
- Hydraulic Component
Show all 115 topics
- Electrical Component
- Outline
- CAN Circuit
- Summary
- Engine Control (ECM)
- Control
- Fan Control, Valve Control
- Other Controls
- Circuit
- ECM System
- Fuel Injection Control
- Fuel Injection Amount Correction Control
- EGR Control
- Preheating Control
- Variable Turbocharger Control
- Alarm Control
- Urea SCR System
- (INDUCEMENT)
- Aftertreatment Device Regeneration Control
- Main Circuit
- HST Circuit
- Pilot Circuit/Fan Circuit
- Fan Circuit
- Transmission Circuit
- Electric Power Circuit (Key Switch: OFF)
- Accessory Circuit (Key Switch: ACC)
- Starting Circuit (Key Switch: START)
- Charging Circuit (Key Switch: ON)
- Surge Voltage Prevention Circuit
- Pilot Shut-Off Circuit (Key Switch: ON)
- Auto Shut-Down Circuit (Option)
- Engine Stop Circuit
- Steering Column Box Circuit
- Headlight Circuit
- Hazard Light Circuit (Key Switch: OFF)
- Turn Signal Light Circuit
- Horn Circuit (Key Switch: OFF)
- Reverse Light, Back Buzzer Circuit
- Brake Light Circuit
- Parking Brake Circuit
- Accessory Circuit
- Work Light Circuit
- Wiper Circuit
- Cab Light Circuit
- Rotary Group
- Displacement Angle Control Cylinder
- Valve
- Forward/Reverse Control Solenoid Valve
- Cutoff Valve
- High-Pressure Relief Valve
- Low-Pressure Relief Valve
- HST Charging Pump
- 3-Gear Pump Unit
- Hydraulic Circuit
- Main Relief Valve
- Overload Relief Valve (With Make-Up Function)
- For Lift Arm Raise and Bucket Tilt Circuits
- Make-Up Valve
- Flow Rate Control Valve
- FAN MOTOR
- Fan Valve (With Fan Reverse Rotation) (Optional)
- Structure
- Operation
- Overload Relief Valve
- Makeup Valve
- Regulator
- Motor Displacement Angle Control
- Flushing Valve
- Attachment)
- Electromagnetic Detent
- Outline (Auxiliary Pilot Valve) (Optional)
- Pilot Reducing Valve
- Parking Brake Solenoid Valve
- Control Lever Lock Solenoid Valve
- Pilot Accumulator
- Clutch Pressure Control Solenoid Valve
- Parking Brake
- Differential
- Torque Proportioning Differential (TPD)
- Limited Slip Differential (LSD) (Optional)
- Service Brake
- Final Drive / Axle Shaft
- Charge-Cut Spool
- Drain Plug
- Propeller Shaft
- HST Cooler Bypass Check Valve
- Service Brake Accumulator
- Steering Accumulator
- Ride Control Accumulator
- Emergency Steering Check Block
- Emergency Steering Pump (Option)
Inside this manual
Real pages from this operational principle technical service manual (527 pages). Open the sample pages (PDF, 546 KB)
- Specifications, page 56: SECTION 1 GENERAL
- Repair procedure, page 472: Group 9 Axle
- Diagram, page 504: Group 12 Ride Control Valve
- Color page, page 359: SECTION 3 COMPONENT OPERATION
- Color page, page 505: SECTION 3 COMPONENT OPERATION
Other manuals for this machine
Save 10% on 2 manuals, 15% on 3 or more. Other manuals are listed below. Editions cover different serial number ranges: check the serial coverage and tick only the ones that match your machine.
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Manual types
This manual is a operational principle technical service manual. For reference, the three main manual types:
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 544 pages
Quantity one is the manual described above.
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Other editions and similar models
Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).