PRONAR T683P User manual

PRONAR Sp. z o.o.
17-210 NAREW, UL. MICKIEWICZA 101A, WOJ. PODLASKIE
tel.: [phone] [phone]
[phone] [phone]
fax: [phone] [phone]
www.pronar.pl
USER MANUAL
AGRICULTURAL TRAILER
PRONAR T683P
TRANSLATION OF ORIGINAL MANUAL
REVISION 1A-05-2014 PUBLICATION NUMBER 395N-00000000-UM

INTRODUCTION
The information contained in the publication is current as at the date of publication. As a result
of improvement, some sizes and illustrations contained in this publication may not correspond to
the actual state of the machine delivered to the user. The manufacturer reserves the right to
introduce constructional changes in the manufactured machines to facilitate operation and
improve the quality of their work, without making any current changes to this publication.
The operating instruction is the basic equipment of the machine. Before using the machine, the
user must read the contents of this manual and observe all recommendations contained therein.
This will guarantee safe and trouble-free operation of the machine. The machine was
constructed in accordance with applicable standards, documents and current legal regulations.
The User Manual describes the basic principles of safe use and operation of Pronar T683P
agricultural trailer.
If the information contained in the operating instructions does not turn out to be comprehensible,
please contact the sales office where the machine was purchased or to the Manufacturer.
MANUFACTURER'S ADDRESS
PRONAR Sp. z o.o.
ul. Mickiewicza 101A
17-210 Narew
CONTACT PHONE NUMBERS
[phone] [phone]
[phone] [phone]

SYMBOLS USED IN THE MANUAL
Information, descriptions of hazards and precautions as well as instructions and orders related
to safe use in the manual are marked with:
and preceded by the word „DANGER”. Failure to comply with these recommendations may
endanger the health or life of persons operating the machine or unauthorized bystanders.
Particularly important information and recommendations, the observance of which is absolutely
necessary, are highlighted in the text with a sign:
and preceded by the word „CAUTION”. Failure to comply with these recommendations creates
the risk of damage to the machine due to improper handling, adjustment or use.
In order to draw the user's attention to the necessity to perform periodic maintenance, the
content of the manual is marked with the following sign:
Additional instructions contained in the manual describe useful information on operating the
machine and are marked with a sign:
and preceded by the word „ADVICE”.

DESIGNATION OF DIRECTIONS IN THE MANUAL
Left side – the left-hand side of the observer facing the machine in the forward direction.
Right side – the right-hand side of the observer facing the machine in the forward direction.
THE SCOPE OF SERVICE ACTIVITIES
The maintenance activities described in the manual are marked with the sign: 
The result of the maintenance / adjustment activity or remarks concerning the performed
activities is marked with the sign: 

CONTENTS
1 GENERAL 1.1
1.1 IDENTIFICATION 1.2
1.1.1 IDENTIFICATION OF TRAILER 1.2
1.1.2 IDENTIFICATION OF DRIVING AXLES 1.3
1.1.3 LIST OF FACTORY NUMBERS 1.4
1.2 INTENDED USE 1.4
1.3 EQUIPMENT 1.8
1.4 TERMS OF WARRANTY 1.10
1.5 TRANSPORT 1.11
1.5.1 TRUCKING 1.11
1.5.2 USER'S TRANSPORT 1.13
1.6 THREAT TO THE ENVIRONMENT 1.13
1.7 WITHDRAWAL FROM USE 1.14
2 SAFETY OF USE 2.1
2.1 GENERAL TERMS OF SAFETY 2.2
2.1.1 TRAILER USE 2.2
2.1.2 CONNECTING AND DISCONNECTING THE TRAILER TO THE
TRACTOR 2.3
2.1.3 CONNECTING AND DISCONNECTING OF A SECOND TRAILER 2.3
2.1.4 HYDRAULIC AND PNEUMATIC INSTALLATIONS 2.4
2.1.5 LOADING AND UNLOADING OF A TRAILER 2.5
2.1.6 TRANSPORT PASSAGE 2.6
2.1.7 TIRES 2.10
2.1.8 TECHNICAL SUPPORT 2.10
2.2 DESCRIPTION OF RESIDUAL RISK 2.13
2.3 INFORMATION AND WARNING STICKERS 2.14

3 CONSTRUCTION AND PRINCIPLE OF OPERATION 3.1
3.1 TECHNICAL CHARACTERISTICS 3.2
3.2 CONSTRUCTION OF A TRAILER 3.3
3.2.1 CHASSIS 3.3
3.2.2 LOAD BOX 3.5
3.2.3 SERVICE BRAKE 3.7
3.2.4 HYDRAULIC TIPPING SYSTEM 3.12
3.2.5 HYDRAULIC SYSTEM OF THE SCISSOR SUPPORT 3.14
3.2.6 PARKING BRAKE 3.15
3.2.7 LIGHTING INSTALLATION 3.16
4 RULES OF USE 4.1
4.1 PREPARING FOR WORK BEFORE FIRST USE 4.2
4.1.1 CHECKING THE TRAILER AFTER DELIVERY 4.2
4.1.2 PREPARATION OF THE TRAILER FOR THE FIRST
CONNECTION 4.3
4.2 CONNECTING AND DISCONNECTING THE TRAILER TO
THE TRACTOR 4.5
4.3 CONNECTING AND DISCONNECTING OF A SECOND
TRAILER 4.9
4.4 LOADING AND LOAD SECURING 4.11
4.4.1 GENERAL LOADING INFORMATION 4.11
4.5 LOAD TRANSPORTATION 4.19
4.6 UNLOADING 4.21
4.6.1 UNLOADING OF CARGO TRANSPORTED ON PALLETS 4.26
4.6.2 UNLOADING OF LOOSE MATERIALS BY HYDRAULIC TIPPING
OF THE LOAD BOX 4.27
4.7 USE OF TIRES 4.30
4.8 OPERATION OF THE OVERRUN PROTECTION 4.31

5 TECHNICAL SUPPORT 5.1
5.1 PRELIMINARY INFORMATION 5.2
5.2 DRIVING AXLE SERVICE 5.2
5.2.1 PRELIMINARY INFORMATION 5.2
5.2.2 CHECKING THE CLEARANCE OF THE AXLE BEARINGS 5.3
5.2.3 ADJUSTING THE CLEARANCE OF THE AXLE BEARINGS 5.5
5.2.4 WHEEL ASSEMBLY AND DISASSEMBLY, CHECKING NUT
TIGHTNESS 5.6
5.2.5 AIR PRESSURE CONTROL, ASSESSMENT OF TECHNICAL
CONDITION OF TIRES AND STEEL WHEELS 5.9
5.2.6 BRAKE LINING THICKNESS CONTROL 5.10
5.2.7 ADJUSTMENT OF MECHANICAL BRAKES 5.11
5.2.8 REPLACEMENT AND ADJUSTMENT OF PARKING BRAKE
CABLE TENSION 5.14
5.3 PNEUMATIC SYSTEM SERVICE 5.17
5.3.1 PRELIMINARY INFORMATION 5.17
5.3.2 TIGHTNESS CHECK AND VISUAL INSPECTION OF THE
INSTALLATION 5.18
5.3.3 CLEANING THE AIR FILTERS 5.19
5.3.4 AIR TANK DRAINAGE 5.21
5.3.5 CLEANING THE DRAINAGE VALVE 5.22
5.3.6 CLEANING AND MAINTAINING PNEUMATIC CONNECTORS
AND SOCKETS 5.23
5.3.7 REPLACEMENT OF PNEUMATIC HOSE 5.23
5.4 HYDRAULIC SYSTEM OPERATION 5.24
5.4.1 PRELIMINARY INFORMATION 5.24
5.4.2 CHECKING THE THIGHTNESS OF THE HYDRAULIC SYSTEM 5.25
5.4.3 CHECKING THE TECHNICAL CONDITION OF THE HYDRAULIC
CONNECTORS AND SOCKETS 5.26
5.4.4 REPLACEMENT OF HYDRAULIC HOSES 5.26

5.5 ELECTRICAL SYSTEM SERVICE AND WARNING
ELEMENTS 5.27
5.5.1 PRELIMINARY INFORMATION 5.27
5.6 LUBRICATION OF THE TRAILER 5.28
5.7 CONSUMABLES 5.33
5.7.1 HYDRAULIC OIL 5.33
5.7.2 LUBRICANTS 5.34
5.8 CLEANING THE TRAILER 5.34
5.9 STORAGE 5.36
5.10 TIGHTENING TORQUE FOR NUT AND BOLT
CONNECTIONS 5.36
5.11 ADJUSTMENT OF THE DRAWBAR POSITION 5.38
5.12 TROUBLESHOOTING 5.39

CHAPTER
1
GENERAL

Pronar T683P CHAPTER 1
1.2
1.1 IDENTIFICATION
1.1.1 IDENTIFICATION OF TRAILER
FIGURE 1.1. Location of nameplate and serial number
(1) nameplate, (2) serial number
The trailer was marked with a nameplate (1) and the serial number (2) placed on a
rectangular field painted in gold. The data plate is located on the front beam of the upper
frame and the serial number is on the lower frame longitudinal member - figure (1.1). When
purchasing the trailer, check that the serial numbers on the machine match the number
entered in the WARRANTY CARD, in the sales documents and in the USER MANUAL. The
meaning of the individual fields on the nameplate is shown in the table below.

CHAPTER 1 Pronar T683P
1.3
TABLE 1.1. Nameplate markings
ITEM
MARKING
A General information and function
B Trailer symbol / type
C Year of trailer production
D Seventeen-digit serial number (VIN)
E Certificate approval number
F The trailer's karb weight
G Permissible gross weight
H Capacity
I Permissible load on the coupling device
J Permissible axle 1 load
K Permissible axle 2 load
1.1.2 IDENTIFICATION OF DRIVING AXLES
FIGURE 1.2. Location of the nameplate of driving axle
(1) driving axle, (2) nameplate
The serial number of the driving axle and its type are stamped on the nameplate (2) attached
to the driving axle beam (1) - figure (1.2).

Pronar T683P CHAPTER 1
1.4
1.1.3 LIST OF FACTORY NUMBERS
VIN Number
S Z B 6 8 3 0 P 0 X
FRONT AXIS SERIAL NUMBER
REAR AXIS SERIAL NUMBER
ADVICE
If you need to order spare parts or if you have problems with it it is very often necessary
to provide the serial numbers of the part or VIN of the trailer so it is recommended to
write these numbers in the fields below.
1.2 INTENDED USE
The trailer is designed for transporting crops and agricultural products (loose, volumetric,
long-haul, etc.), and loads on euro-pallets and box-pallets within the farm and on public
roads. Transportation of building materials, mineral fertilizers and other loads is allowed
provided that the requirements of Chapter 4 are met. Non-compliance with the
recommendations of carriage and loading specified by the Manufacturer and road transport
regulations in force in the country in which the trailer is used will void the warranty services
and is treated as using the machine for purposes other than those intended.
The trailer is not adapted and intended for the transport of people, animals and goods
classified as hazardous materials.
The trailer was constructed in accordance with applicable safety requirements and machine
standards. The braking system as well as the lighting and signalling system meet the
requirements arising from traffic regulations. Permissible speed of a trailer on public roads in
Poland is 30 km/h (in accordance with the Act of 20 June 1997, "Road Traffic Law", Art. 20).
In the countries where the trailer is used, restrictions related to the road traffic laws in force in
a given country must be observed. The trailer speed must not, however, be greater than the
maximum design speed 40 km/h.

CHAPTER 1 Pronar T683P
1.5
CAUTION
The trailer may not be used for purposes other than those for which it is intended. In
particular it is forbidden to:
•Transport of people animals dangerous materials aggressive loads as a
result of chemical reactions to trailer structural elements (causing corrosion
of steel damaging paint coverings dissolving plastic elements destroying
rubber elements etc.)
•transport of improperly secured cargo that could cause road and
environmental pollution while driving
•transport of improperly secured load that could change its position in the box
or fall out of the load box while driving
•transport of cargo that location of the centre of gravity adversely affects the
stability of the trailer
•carry loads that affect uneven loading and/or overloading of the axles and
suspension components.
TABLE 1.2. Recommended pallet types
PALETTE NAME - TYPE LENGTH
[MM]
WIDTH
[MM]
HEIGHT
[MM]
EUR pallet - standard 1 200 800 144
EUR pallet - 1/2 800 600 144
EUR pallet - large 1 200 1 200 144
Intended use also includes all activities related to the correct and safe operation and
maintenance of the machine. Therefore, the user is obliged to:
•Read the content of trailer’s USER MANUAL and with WARRANTY CARD and to
the guidelines contained in these documents,
•understand the principle of machine operation and the safe and proper operation
of the trailer,
•work in compliance with established maintenance and adjustment plans,
•work in compliance with general safety regulations,

Pronar T683P CHAPTER 1
1.6
•accident prevention,
•comply with road traffic regulations and transport regulations in force in the
country in which the trailer is used,
•get acquainted with the contents of the farm tractor instruction manual and
comply with its recommendations,
•couple the vehicle only with such an agricultural tractor that meets all the
requirements set by the trailer Manufacturer.
The trailer may only be used by persons who:
•Become familiar with the contents of publications and documents attached to the
trailer and the contents of manual agricultural tractor,
•have been trained in trailer operation and work safety,
•have the required authorization to drive and are familiar with the traffic rules and
transport regulations.
ADVICE
The tractor's requirements depend on the completion of the trailer.
TABLE 1.3. Agricultural tractor requirements
CONTENT UNIT REQUIREMENTS
Braking system - sockets
Pneumatic 1 - wire
Pneumatic 2 - wire
Hydraulic
Pressure of the system
Pneumatic 1 - wire
Pneumatic 2 - wire
Hydraulic
-
-
-
bar / kPa
bar / kPa
bar / MPa
in accordance with ISO 1728
in accordance with ISO 1728
in accordance with ISO - 7421-1
5.8 / 580
6.5 / 800
150 / 15

CHAPTER 1 Pronar T683P
1.7
CONTENT UNIT REQUIREMENTS
Hydraulic tipping system
Hydraulic oil
Maximum system pressure
Oil demand
-
bar / MPa
l
L HL 32 Lotos
(1)
200 / 20
18
Electrical system
Electrical system voltage
Connection socket
V
-
12
7 poles in accordance with ISO 1724
Tractor hitch required
Type of hitch
Loading of the drawbar hitch
-
-
kg
Hitch for single axle trailers
Upper transport hitch
2 000
Other requirements
Min. tractor power kW / KM 76.4 / 104
(1)
– a different oil may be used, provided it can be mixed with oil in the trailer. Detailed information
can be found in the product information card.
If a second trailer is connected to the trailer, it must meet the requirements specified in table
(1.4).

Pronar T683P CHAPTER 1
1.8
TABLE 1.4. Second trailer requirements
CONTENT UNIT REQUIREMENTS
Permissible total weight of a two-
axle trailer kg 18,000
Braking system - connectors
Pneumatic 1 - wire
Pneumatic 2 - wire
Hydraulic
Maximum system pressure
Pneumatic 1 - wire
Pneumatic 2 - wire
Hydraulic
-
-
-
bar / kPa
bar / kPa
bar / MPa
connector in accordance with ISO 1728
connector in accordance with ISO 1728
connector in accordance with ISO -
7421-1
5.8 / 580
6.5 / 800
150 / 15
Hydraulic tipping system
Hydraulic oil
Maximum system pressure
-
bar / MPa
L HL 32 Lotos
(1)
200 / 20
Electrical system
Electrical system voltage
Connection socket
V
-
12
7 poles in accordance with ISO 1724
Trailer drawbar
The drawbar eye diameter mm 40
(1)
– a different oil may be used, provided it can be mixed with oil in the trailer. Detailed information
can be found in the product information card.
1.3 EQUIPMENT
Some standard equipment items that are listed in table(1.5), may not be included in the trailer
supplied. This is due to the possibility of ordering a new machine with a different set -
optional equipment, replacing the standard equipment.
Tire information is provided at the end of the publication in APPENDIX A.

CHAPTER 1 Pronar T683P
1.9
TABLE 1.5. Trailer equipment
EQUIPMENT
STANDARD
ADDITIONAL
OPTIONAL
User manual •
Warranty Card •
Wheel chocks •
Tarpaulin frame •
Hydraulic scissor support •
Side of the left portal •
Side of the right portal •
Side of the left portal 3 chimney dampers •
Side of the right portal 3 chimney dampers •
Hand brake •
Electrical installation connection cable •
Wheel fenders •
Rear hitch •
Spare wheel •
Plate for slow-moving vehicles •
Warning reflective triangle •
Tarpaulin •
Balcony
Chute •
Side overrun protection •

Pronar T683P CHAPTER 1
1.10
1.4 TERMS OF WARRANTY
PRONAR Sp. z o.o. in Narew guarantees smooth operation of the machine when it is used in
accordance with the technical and operational conditions described in the USER MANUAL.
Deadline for completion of repairs is specified in the WARRANTY CARD.
The warranty does not apply to parts and sub-assemblies of the machine, which are subject
to wear in normal operating conditions, regardless of the warranty period. The group of these
elements includes min. the following parts/components:
•drawbar hitch eye,
•filters on pneumatic system connectors,
•tires,
•brake shoes,
•bulbs and LED lamps,
•gaskets,
•bearings.
The warranty services only apply to such cases as: mechanical damage not caused by the
fault of the user, factory defects of parts, etc.
In the event that damage occurs as a result of:
•mechanical damage caused by the user's fault, road accident,
•from improper operation, adjustment and maintenance, using the trailer contrary
to its purpose,
•use of a damaged machine,
•repairs carried out by unauthorized persons, improper repairs,
•execution of user changes in machine design,
the user loses the warranty.
The user is obliged to immediately report all noticed defects in the paint coatings or traces of
corrosion, and order removal of defects regardless of whether the damage is covered by the