Hyundai 40L-7A - User Manual

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FOREWORD
1. STRUCTURE
This service manual has been prepared as an aid to improve the quality of repairs by giving the
serviceman an accurate understanding of the product and by showing him the correct way to perform
repairs and make judgements. Make sure you understand the contents of this manual and use it to
full effect at every opportunity.
This service manual mainly contains the necessary technical information for operations performed in
a service workshop.
For ease of understanding, the manual is divided into the following sections.
SECTION 1 GENERAL
This section gives the general information of the machine and explains the safety hints for
maintenance.
SECTION 2 REMOVAL & INSTALLATION OF UNIT
This section explains the procedures and techniques of removal and installation of each component.
SECTION 3 POWER TRAIN SYSTEM
This section explains the structure of the transmission as well as control valve and drive axle.
SECTION
4 BRAKE SYSTEM
This section explains the brake piping, each component and operation.
SECTION 5 STEERING SYSTEM
This section explains the structure of the steering unit, priority valve, trail axle as well as steering
circuit and operation.
SECTION 6 HYDRAULIC SYSTEM
This section explains the structure of the gear pump, main control valve as well as work equipment
circuit, each component and operation.
SECTION 7 ELECTRICAL SYSTE
M
This section explains the electrical circuit and each component.
It serves not only to give an understanding electrical system, but also serves as reference material for
troubleshooting.
SECTION 8 MAST
This section explains the structure of mast, carriage, backrest and forks.
The specifications contained in this service manual are subject to change at any time and without any
advance notice. Contact your HYUNDAI distributor for the latest information.

Summary

FOREWORD

1. STRUCTURE

Outlines the main sections of the service manual and their content.

SECTION 1 GENERAL

Group 1 Safety hints

Important safety precautions for performing work on the machine.

Group 2 Specifications

Lists and describes the major components of the forklift.

Group 3 Periodic replacement

Schedule for periodic maintenance and replacement of consumable parts.

SECTION 2 REMOVAL & INSTALLATION OF UNIT

SECTION 3 POWER TRAIN SYSTEM

Group 2 Inspection and troubleshooting

Procedures for inspecting and troubleshooting the power train system.

SECTION 4 BRAKE SYSTEM

Group 3 Tests and adjustments

SECTION 5 STEERING SYSTEM

SECTION 6 HYDRAULIC SYSTEM

Group 2 Operational checks and troubleshooting

Group 3 Disassembly and assembly

SECTION 7 ELECTRICAL SYSTEM

Group 1 Component location

Group 2 Electrical circuit

Group 3 Component specification

Group 4 Connector destination

Group 5 Troubleshooting

Troubleshooting guide for common electrical system problems.

SECTION 8 MAST

Group 1 Structure

Group 2 Operational Checks and Troubleshooting

Group 3 Adjustment

Group 4 Removal and Installation

Hyundai 40L-7A Specifications

General

Model	40L-7A
Load Capacity	4000 kg
Engine Type	Diesel
Transmission	Automatic
Weight	6500 kg
Load Center	500 mm
Fuel Type	Diesel
Lift Height	3000 mm