Hitachi ZW80, ZW90 Wheel Loader Troubleshooting Technical Service Manual
253 pages · Publication TT4FG-E-00
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What's inside
From the manual's own table of contents: 2 sections, 65 entries. See sample pages (PDF, 465 KB)
OPERATIONAL21 topics
- Operational Performance Tests
- Preparation for Performance Tests
- Standard Table
- Engine Speed
- Travel Speed
- Service Brake Capacity
- Service Brake / Parking Brake Wear
- Parking Brake Capacity
- Clearance
- Hydraulic Cylinder Cycle Time
- Dig Function Drift Check
- Control Lever Operating Force
- Control Lever Stroke
- Main Pump Delivery Pressure
- HST Pump Delivery Pressure
- HST Charging Pump Delivery Pressure
- Main Relief Pressure
- HST Pump Relief Pressure
- Steering Relief Pressure
- Overload Relief Pressure
- Fan Belt Tension Adjustment
TROUBLESHOOTING42 topics
- Introduction
- Diagnosing Procedure
- Monitor
- Readout Switch
- Main Component Layout (Overview)
- Main Component Layout (Body)
- (Travel System)
- Electrical System (Overview)
- Electrical System (Inside of Cab)
- Engine
- HST Pump / Main Pump
- Reduction Gear / HST Motor
- Control Valve
- Troubleshooting A Procedure
- HST Control Unit Error Code List
- HST Control Unit Error Code 1-1
- HST Control Unit Error Code 2-3
- HST Control Unit Error Code 2-4
- HST Control Unit Error Code 3-1
- HST Control Unit Error Code 3-2
- HST Control Unit Error Code 3-5
- Trouble Symptom)
- Engine System Failure List
- Engine System Troubleshooting
- Vehicle System Failure List
- Travel System Troubleshooting
- Brake System Troubleshooting
- Steering System Troubleshooting
- Troubleshooting
- (Trouble Shooting for Monitor)
- System
- Gauge
- Malfunction of Fuel Gauge
- (Left and Right)
- Malfunction of Hazard Light Indicator
- Malfunction of High Beam Indicator
- Malfunction of Working Light Indicator
- Malfunction of Preheat Indicator
- Malfunction of HST Warning Indicator
- Indicator
- Malfunction of Overheat Indicator
- Malfunction of Stop Indicator
Inside this manual
Real pages from this troubleshooting technical service manual (242 pages). Open the sample pages (PDF, 464 KB)
- Troubleshooting, page 81: TROUBLESHOOTING / Diagnosing Procedure
- Specifications, page 141: Dragging of brake
- Diagram, page 225: TROUBLESHOOTING / Electrical System Inspection
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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This is a service manual
Here's how it compares to the other 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, 253 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).