Hyundai TRANSLEAD Original User manual

OPERATOR’S
MANUAL
Original®| Composite®| CompositeXT®| HyCube®| ThermoTech®
This manual contains important safety and operations information. Read this manual carefully and keep it with the trailer at all times.

3
Copyright © 2022 Hyundai Translead
OPERATOR’S MANUAL Operation
About this document
This document explains how to use various features of your
trailer and provides essential maintenance information.
• Carefully read the safety information and follow the
precautions for every trailer feature.
• This document covers optional specifications. It may include
descriptions for features your trailer is not equipped with.
• Images of the trailer in this document may differ from the
actual trailers.
 NOTE
Always keep this document with your trailer for future reference.
All information in this document is current at the time of
publication. However, Hyundai Translead reserves the right to
make changes at any time to carry out our policy of continual
product improvement.
This document applies to the Hyundai Translead dry van and
reefer trailer models, and it includes descriptions and
explanations of optional and standard equipment. As a
result, you may find material in this manual that does not
apply to your specific trailer.
No part of this document may be reproduced, stored in any
retrieval system, or transmitted in any form or by any means
without the prior written permission of Hyundai Translead.

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About this document
Copyright © 2022 Hyundai Translead
About trailer models
Dry van trailers
The dry van trailers includes the following models.
• Original®
- Can be custom built to meet the specific needs of users.
- Multiple side post spacing, strength and protection options
are available.
- Plywood is installed horizontally over the side posts with the
full length of the trailer and over the front wall.
• HyCube®
- Can be custom built to meet the specific needs of users.
- Multiple side post spacing, strength and protection options
are available.
- Provides an interior width of 101” and up to 4,050 cubic feet
of interior load capacity.
- Multiple interior lining options (HDPE panels, G-bond, or
galvanized steel) are available for custom interior width,
strength, cargo protection and easy repair.
• Composite®
- Provides composite panel side walls designed for quick and
easy repair or replacement.
- Provides patented sidewall configuration for improved
assembly sturdiness and easier maintenance.
- Smooth interior sidewalls are installed to reduce possible
snag points.
- Provides an integral scuff band on the bottom rail.
• CompositeXT®
- Provides patented designs of the HT composite panel
trailer for easy repair.
- Provides an integral scuff band on the bottom rail, which
has a centrally located external rib for increased sturdiness
and scrape resistance.

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Copyright © 2022 Hyundai Translead
OPERATOR’S MANUAL Operation
Reefer trailers
The reefer trailer includes the following model.
• ThermoTech®
- Single-Temp design for the truckload carrier segment
- Multi-Temp design for the grocery, dairy, and food
distribution markets
- Provides a lighter weight and stronger component
construction.
- Can be customized with multiple side doors.
- Provides various liftgates and multi-temp configurations.
 NOTE
Pay attention to the security of the refrigeration unit mounted on the
trailer and follow the manufacturer’s service recommendations. To
obtain its technical information and operating instruction document,
contact your sales representative or an authorized dealer, or visit
the manufacturer’s website.
Target users
The trailer should only be operated by users who possess the
required skills, experience, and knowledge relevant to the trailer’s
operation and maintenance.

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Guide to genuine parts
Copyright © 2022 Hyundai Translead
Guide to genuine parts
What are Hyundai Translead GENUINE PARTS™?
Hyundai Translead GENUINE PARTS™ are the same parts used
by Hyundai Translead to manufacture trailers. They are designed
and tested for the optimal safety, performance, and reliability for
customers.
Why Hyundai Translead GENUINE PARTS™?
Hyundai Translead GENUINE PARTS™ are engineered and built
to meet rigid manufacturing requirements. Damage caused by
using imitation, counterfeit, or used salvage parts is not covered
under Hyundai Translead’s limited warranty or any other warranty
offered by Hyundai Translead.
Additionally, any damage to or failure of Hyundai Translead
GENUINE PARTS™ caused by the installation or failure of
imitation, counterfeit, or used salvage parts is not covered by any
warranty offered by Hyundai Translead.

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Copyright © 2022 Hyundai Translead
OPERATOR’S MANUAL Operation
How can you tell if you are purchasing Hyundai Translead
GENUINE PARTS™?
Look for the Hyundai Translead GENUINE PARTS™ logo on the
package. Hyundai Translead GENUINE PARTS™ are only sold
through authorized Hyundai Translead dealers.

Table of contents
8Copyright © 2022 Hyundai Translead
About this document.......3
About trailer models............. 4
Dry van trailers ....................... 4
Reefer trailers......................... 5
Target users .......................... 5
Guide to genuine parts ...6
Safety information........ 11
Symbols used in this
document ............................ 12
Safety symbols ..................... 12
Tips and information ............. 12
Safety and instructions
labels on the trailer............. 13
Operation.............................. 13
Loading and weight
distribution ............................ 14
Inspection and maintenance 15
Component instructions........ 16
About the trailer............ 17
Vehicle Identification
Number (VIN)....................... 18
Overview of the trailers...... 19
Front ..................................... 19
Dry van trailers ................... 19
Reefer trailers..................... 20
Rear...................................... 21
Dry van trailers ................... 21
Reefer trailers..................... 22
Essential parts.................... 23
Landing gear......................... 23
Operating the landing gear. 25
Changing the gear .................. 25
Raising or lowering the
landing gear ............................ 25
Coupling components........... 26
Upper coupler and kingpin . 26
Fifth wheel (of a tractor) ..... 28
Running gear........................ 29
Suspension system ............ 29
Leaf spring suspension
(optional) ................................. 30
Air spring suspension
(optional) ................................. 31
Sliding suspension .................. 32
Wheels and tires................. 33
Brake system........................ 35
Air system........................... 35
Anti-lock Brake System
(ABS).................................. 37
Brake system...................... 39
Slack adjuster ......................... 40
Brake chambers...................... 40
Trailer body structure............ 41
Floor assembly ................... 42
Roof assembly.................... 43
Door assembly ................... 44
Swing door assembly.............. 46
Roll-up door assembly ............ 48
Front and side walls ........... 50
Rear impact guard................ 51

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Copyright © 2022 Hyundai Translead
Operating the trailer ..... 55
Coupling and
uncoupling the trailer......... 56
Coupling ............................... 57
Preparations before
coupling .............................. 58
Inspecting the tractor’s
fifth wheel and trailer’s kingpin 58
Inspecting the area
around the trailer and tractor... 58
Connecting the tractor
to the trailer ........................ 59
Connecting the air and
electrical lines..................... 61
Supplying air to the trailer... 62
Raising the landing gear..... 62
Checking coupling
connection (test lock) ......... 63
Inspecting the coupling
status.................................. 63
Uncoupling............................ 64
Preparations before
uncoupling .......................... 64
Lowering the landing gear .. 64
Disconnecting the air
and electrical lines.............. 65
Disconnecting the
tractor from the trailer ......... 66
Loading the trailer................. 67
Accessing the trailer ........... 68
Load distribution ................. 70
Distributing weight................... 71
Loading heavy
concentrated loads.................. 73
Sliding the trailer tandems.. 75
Performing pre-trip inspection 79
Inspecting the tractor.......... 81
Inside the tractor ..................... 81
Exterior of the tractor .............. 82
Inspecting the trailer ........... 82
Coupling parts of the trailer..... 82
Side of the trailer..................... 83
Under the trailer ...................... 83
Inside the trailer ...................... 84
Top of the trailer ...................... 84
Rear of the trailer .................... 85
Inspecting the coupling
status.................................. 85

Table of contents
10 Copyright © 2022 Hyundai Translead

Symbols used in this document ............................................12
Safety symbols ..........................................................................12
Tips and information ..................................................................12
Safety and instructions labels on the trailer.........................13
Operation...................................................................................13
Loading and weight distribution.................................................14
Inspection and maintenance......................................................15
Component instructions.............................................................16
Safety information

12
Safety information
Copyright © 2022 Hyundai Translead
Symbols used in this document
The following symbols are used in this document.
Safety symbols
Safety symbols are used to provide information about potential
hazards and safety instructions to avoid them.
WARNING
Indicates a hazardous situation which, if not avoided, could result in
death or serious injury.
CAUTION
Indicates a hazardous situation which, if not avoided, could result in
minor injury or damage to or malfunction in the vehicle.
NOTICE
Indicates information considered important but not hazard-related.
Tips and information
The following symbol is used in this manual to provide useful tips
or additional information about your vehicle.
 NOTE
Indicates helpful tips and additional information about your vehicle.

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OPERATOR’S MANUAL Operation
Copyright © 2022 Hyundai Translead
Safety and instructions labels on the
trailer
CAUTION
Do not operate any equipment if you have not read and understood
the safety labels attached to the trailer.
The safety and instructions labels attached to the trailer are
intended to deliver safety alerts for safe trailer operation and
maintenance. Be sure to read and understand all the safety
labels and follow the instructions on the labels.
Operation
Warning for user responsibility Warning for towing capacity
Caution for slippery floor

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Safety information
Copyright © 2022 Hyundai Translead
Warning for chemical exposure
Loading and weight distribution
Warning for load distribution Warning for overload hazard
Warning for load support Warning for forklift operation

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OPERATOR’S MANUAL Operation
Copyright © 2022 Hyundai Translead
Inspection and maintenance
Warning for wheel nuts
inspection Warning for trailer cleaner
Caution for trailer cleaning Certification of inspection

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Safety information
Copyright © 2022 Hyundai Translead
Component instructions
Instruction for bolster device
operation Caution for slider operation
Caution for locking pin
operation
Warning for ABS socket
connections

Vehicle Identification Number (VIN).......................................18
Overview of the trailers...........................................................19
Front ..........................................................................................19
Dry van trailers.................................................................................. 19
Reefer trailers.................................................................................... 20
Rear...........................................................................................21
Dry van trailers.................................................................................. 21
Reefer trailers.................................................................................... 22
Essential parts.........................................................................23
Landing gear..............................................................................23
Operating the landing gear................................................................ 25
Changing the gear ......................................................................... 25
Raising or lowering the landing gear ............................................. 25
Coupling components................................................................26
Upper coupler and kingpin ................................................................ 26
Fifth wheel (of a tractor) .................................................................... 28
Running gear.............................................................................29
Suspension system........................................................................... 29
Leaf spring suspension (optional).................................................. 30
Air spring suspension (optional) .................................................... 31
Sliding suspension......................................................................... 32
Wheels and tires ............................................................................... 33
Brake system.............................................................................35
Air system ......................................................................................... 35
Anti-lock Brake System (ABS) .......................................................... 37
Brake system .................................................................................... 39
Slack adjuster ................................................................................ 40
Brake chambers............................................................................. 40
Trailer body structure.................................................................41
Floor assembly.................................................................................. 42
Roof assembly .................................................................................. 43
Door assembly .................................................................................. 44
Swing door assembly..................................................................... 46
Roll-up door assembly................................................................... 48
Front and side walls .......................................................................... 50
Rear impact guard.....................................................................51
About the trailer

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About the trailer
Copyright © 2022 Hyundai Translead
Vehicle Identification Number (VIN)
To comply with the Federal Law regulations, each trailer must
have its own Vehicle Identification Number (VIN). The VIN plate is
located on the lower part of the trailer’s front wall. The VIN plate
includes the model designation, date of manufacture, the Gross
Vehicle Weight Rating (GVWR), the Gross Axle Weight Rating
(GAWR), and other specifications.
1 2
3 4 5
6
7 8
910
1
The date when the trailer was manufactured
2
Gross Vehicle Weight Rating (GVWR)
3
Gross Axle Weight Rating (GAWR) of all axles
4
Tire dimensions
5
The proper cold tire inflation pressure
6
The size of the rims
7
Vehicle Identification Number (VIN)
8
Material number
9
Trailer model number
10
Trailer type
NOTICE
• Do not remove or alter the Vehicle Identification Number (VIN) plate
on the trailer. Doing so violates federal laws and regulations.
• Check each state's regulations for the maximum legal loads allowed.
• Any records for this trailer or any reference to this trailer in any
correspondence must include the VIN.

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OPERATOR’S MANUAL Operation
Copyright © 2022 Hyundai Translead
Overview of the trailers
View the location of exterior parts of the trailers.
Front
Dry van trailers
1 2
3 4 5
7
9
6
8
1
Front wall (p.50, 93)
2
Roof (p.43, 90)
3
Landing gear
(p.23, 103, 118)
4
Side wall (p.50, 93)
5
Wheels & tires
(p.33, 104, 110)
6
Service air line connection
(p.61, 96)
7
Document holder
8
Emergency air line
connection (p.61, 96)
9
Electrical 7-way connection
(p.61, 147)

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About the trailer
Copyright © 2022 Hyundai Translead
Reefer trailers
1 2 3
4 5 6
7
8
9
10
1
Refrigeration unit
2
Front wall (p.50, 93)
3
Roof (p.43, 90)
4
Fuel tank
5
Side wall (p.50, 93)
6
Wheels & tires
(p.33, 104, 110)
7
Landing gear
(p.23, 103, 118)
8
Service air line connection
(p.61, 96)
9
Emergency air line
connection (p.61, 96)
10
Electrical 7-way connection
(p.61, 147)