This manual covers the Hyundai HL770-7A Wheel Loader, a robust piece of industrial equipment designed for demanding operational environments. Featuring a powerful Cummins QSB6.7 diesel engine with a displacement of 6.7 liters and rated power of 153 kW, this machine is engineered for reliability and performance. Its PowerShift transmission with 4 forward and 3 reverse gears, combined with an operating weight of approximately 22,500 kg, ensures efficient material handling and productivity across various applications. The HL770-7A is built with precision and durability in mind, making it a valuable asset for construction, mining, and other heavy-duty industries.
The purpose of this English operating manual is to provide comprehensive guidance for the operation, maintenance, and servicing of the Hyundai HL770-7A Wheel Loader. It details essential information including engine and hydraulic oil capacities, fuel recommendations, and safety guidelines for optimal and secure use. Furthermore, this manual offers detailed troubleshooting procedures for critical systems such as the engine, electrical, power train, and hydraulic systems. By consulting this document, owners, operators, and technicians can ensure the longevity, efficiency, and safe performance of their equipment.
This manual contains a number of instructions and safety recommendations regarding driving, handing, lubrication, maintenance, inspection and adjustment of the equipments.
The manual is to promote safety maintenance and enhance machine performance.
This Service and Repair Manual Covers the following Models:
- Hyundai Wheel Loader HL770-7A Operating Manual
This service manual contains:
FOREWORD
SECTION 1 SAFETY HINT
Group 1 Before operating the machine
Group 2 During operating the machine
Group 3 During maintenance
Group 4 Parking
SECTION 2 SPECIFICATIONS
Group 1 Major components
Group 2 Specifications
Group 3 Weight
Group 4 Specification for major components
SECTION 3 CONTROL DEVICE
Group 1 Cab device
Group 2 Cluster
Group 3 Switches
Group 4 Control device
Group 5 Air conditioner and heater
Group 6 Others
SECTION 4 OPERATION
Group 1 Suggestion for new machine
Group 2 Check before starting the engine
Group 3 Starting and stopping the engine
Group 4 Warming-up operation
Group 5 Operation of the working device
Group 6 Travaling of the machine
Group 7 Efficient working method
Group 8 Adjustment of the work equipment
Group 9 Operation in the special work sites
Group 10 Storage
SECTION 5 TRANSPORTATION
Group 1 Road traveling
Group 2 Preparation for transportation
Group 3 Loading the machine
Group 4 Fixing the machine
Group 5 Loading and unloading by crane
Group 6 Towing the machine
SECTION 6 MAINTENANCE
Group 1 Instructions
Group 2 Tightening torque
Group 3 Specification of fuel, coolant and lubricants
Group 4 Maintenance check list
Group 5 Maintenance chart
Group 6 Service instruction
Group 7 Electrical system
Group 8 Air conditioner and heater
SECTION 7 TROUBLESHOOTING GUIDE
Group 1 Engine
Group 2 Electrical system
Group 3 Power train System
Group 4 Hydraulic system
INDEX
And More......
=============================
PRODUCT DETAILS:
Product Type: Industrial Engines
Brand: Hyundai
Specifications
Model: HL770-7A
Type: Wheel Loader
Language: English
Format: Adobe Acrobat Document (.pdf) / WinRAR ZIP archive (.zip)
Compatible: All Versions of Windows & Mac
This manual contains a number of instructions and safety recommendations regarding driving, handing, lubrication, maintenance, inspection and adjustment of the equipments.
The manual is to promote safety maintenance and enhance machine performance.
This Service and Repair Manual Covers the following Models:
- Hyundai Wheel Loader HL770-7A Operating Manual
This service manual contains:
FOREWORD
SECTION 1 SAFETY HINT
Group 1 Before operating the machine
Group 2 During operating the machine
Group 3 During maintenance
Group 4 Parking
SECTION 2 SPECIFICATIONS
Group 1 Major components
Group 2 Specifications
Group 3 Weight
Group 4 Specification for major components
SECTION 3 CONTROL DEVICE
Group 1 Cab device
Group 2 Cluster
Group 3 Switches
Group 4 Control device
Group 5 Air conditioner and heater
Group 6 Others
SECTION 4 OPERATION
Group 1 Suggestion for new machine
Group 2 Check before starting the engine
Group 3 Starting and stopping the engine
Group 4 Warming-up operation
Group 5 Operation of the working device
Group 6 Travaling of the machine
Group 7 Efficient working method
Group 8 Adjustment of the work equipment
Group 9 Operation in the special work sites
Group 10 Storage
SECTION 5 TRANSPORTATION
Group 1 Road traveling
Group 2 Preparation for transportation
Group 3 Loading the machine
Group 4 Fixing the machine
Group 5 Loading and unloading by crane
Group 6 Towing the machine
SECTION 6 MAINTENANCE
Group 1 Instructions
Group 2 Tightening torque
Group 3 Specification of fuel, coolant and lubricants
Group 4 Maintenance check list
Group 5 Maintenance chart
Group 6 Service instruction
Group 7 Electrical system
Group 8 Air conditioner and heater
SECTION 7 TROUBLESHOOTING GUIDE
Group 1 Engine
Group 2 Electrical system
Group 3 Power train System
Group 4 Hydraulic system
INDEX
And More......
=============================
PRODUCT DETAILS:
Product Type: Industrial Engines
Brand: Hyundai
Specifications
Model: HL770-7A
Type: Wheel Loader
Language: English
Format: Adobe Acrobat Document (.pdf) / WinRAR ZIP archive (.zip)
Compatible: All Versions of Windows & Mac
