Part of the Hitachi Operator Manuals.
Printed by Hitachi under document number EM1CC-1-1, this 260-page Hitachi Zaxis 75US operator manual PDF is the factory operator's book for the ZAXIS 75US hydraulic excavator. Maintenance fills close to a third of it, setting out the inspection guide, service intervals and filter changes, while the controls chapters explain the monitor panel, pilot control shut-off lever, travel mode switch and power mode before you move a track. Troubleshooting charts sort engine, electrical and hydraulic faults, and the transport section covers trailer loading, the machine lifting procedure and road travel. Plan on 75 L (19.8 US gal) for a hydraulic oil change and 12.0 L (3.2 US gal) of engine oil, then turn the pilot filter case down to 20 to 29 N·m. Half-remembered fill figures cost a crew its morning. Text is searchable, chapters are bookmarked, and you buy it once and keep it for the life of this machine.
What's Inside This Operator Manual
| System | Pages | Key Topics |
|---|---|---|
| Machine Numbers | 3-7 | Machine Type, Serial Number, Product Identification Number, Engine Type, Travel Motor Type, Hydraulic Pump Type |
| Safety | 8-37 | Recognize Safety Information, Understand Signal Words, Follow Safety Instructions, Prepare for Emergencies, Wear Protective Clothing, Protect Against Noise, Inspect Machine |
| Safety Signs | 38-47 | Explosion Hazard, Crush Hazard, Flying Plug Hazard, Electrical Hazard, Burn Hazard, Falling Window Hazard |
| Components Name | 48 | Bucket, Arm, Boom, Fuel Tank, Hydraulic Oil Tank, Engine |
| Operator's Station | 49-95 | Monitor Panel, Air Conditioner Operation |
| Break-In | 96-97 | Engine Operation, Fluid Leaks, Front Joint Pins, Hardware Torque |
| Operating the Engine | 98-105 | Pre-Start Inspection, Engine Starting, Cold Weather Starting, Booster Batteries, Engine Stopping |
| Driving the Machine | 106-115 | Travel Pedals, Travel Levers, Travel Mode Switch, Travel Alarm, Soft Ground Operation, Slope Travel |
| Operating the Machine | 116-131 | Horn, Control Levers, Pilot Control Shut-Off Lever, Engine Speed Control, Auto-Idle, Power Mode |
| Transporting | 132-137 | Trailer Loading, Trailer Unloading, Machine Lifting Procedure, Transport by Road |
| Maintenance | 138-217 | Correct Maintenance and Inspection Procedures, Maintenance Guide |
| Maintenance Under Special Environmental Conditions | 218-219 | Muddy Soil, Dusty Atmosphere, Rocky Ground, Freezing Weather |
| Storage | 220-221 | Hydraulic Cylinders, Batteries, Alternator Belt, Fan Belt, Fuel Tank |
| Troubleshooting | 222-233 | Engine Troubleshooting, Electrical System Troubleshooting, Hydraulic System Troubleshooting |
| Specifications | 234-237 | Engine, Bucket Capacity, Operating Weight, Ground Pressure, Swing Speed, Travel Speed |
| Optional Attachments and Devices | 238-257 | Breaker Operation, Hydraulic Crusher |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Engine Oil Change Capacity | 12.0 L (3.2 US gal) | p. 146 |
| Hydraulic Oil Change Capacity | 75 L (19.8 US gal) | p. 147 |
| Engine oil capacity | 12.0 L | p. 156 |
| Hydraulic oil tank capacity | 200 liters | p. 167 |
| Pilot Oil Filter tightening torque | 20 to 29 N·m | p. 170 |
| Track sag specifications | 210 to 245 mm (8.3 to 9.0 in) | p. 203 |
| Tightening torque for track valve (1) | 147 N·m (15 kgf·m, 108 lbf·ft) | p. 204 |
| Swing Internal Gear Capacity | 3.5 L | p. 153 |
| Fuel Tank Capacity | 89 L | p. 176 |
| Hydraulic Tank Capacity | 200 L | p. 166 |
| Track Sag Specification | 210 to 245 mm | p. 203 |
| Operating Weight (Standard) | 7100 kg | p. 234 |
