PRONAR T286 User manual

PRONAR Sp. z o.o.
17-210 NAREW, UL. MICKIEWICZA 101A, PODLASKIE PROVINCE
phone: [phone] [phone]
[phone] [phone]
fax: [phone] [phone]
www.pronar.pl
OPERATOR'S MANUAL
AGRICULTURAL TRAILER
PRONAR T286
TRANSLATION OF THE ORIGINAL COPY OF THE MANUAL
ISSUE 1B-12-2016 PUBLICATION NO 370N-00000000-UM

INTRODUCTION
Information contained herein is current at date of publication. As a result of improvements,
some numerical values and illustrations contained in this publication may not correspond to the
factual specification of the machine supplied to the user. The manufacturer reserves the right to
introduce design changes in machines produced that facilitate operation and improve the quality
of their work, without making minor amendments to this Operator's Manual.
This Operator's Manual is an integral part of the machine's documentation. Before using the
machine, the user must carefully read this Operator's Manual and observe all
recommendations. This guarantees safe operation and ensures malfunction free work of the
machine. The machine is designed to meet obligatory standards, documents and legal
regulations currently in force.
The manual describes the basic safety rules and operation of agricultural trailer Pronar T286.
If the information contained in the Operator's Manual needs clarification then the user should
refer for assistance to the sale point where the machine was purchased or to the Manufacturer.
MANUFACTURER'S ADDRESS:
PRONAR Sp. z o.o.
ul. Mickiewicza 101A
17-210 Narew
CONTACT TELEPHONES
[phone] [phone]
[phone] [phone]

SYMBOLS APPEARING IN THIS OPERATOR'S MANUAL
Information, descriptions of danger and precautions and also recommendations and prohibitions
associated with user safety instructions are marked:
and also preceded by the word "DANGER”. Failure to observe the instructions may endanger
the machine operator's or other person's health or life.
Particularly important information and instructions, the observance of which is essential, are
distinguished in the text by the sign:
and also preceded by the word "IMPORTANT". Failure to observe the instructions may lead to
damage to the machine as a result of improper operation, adjustment or use.
In order to focus the user's attention on the need to perform maintenance, the relevant section
of the Operator's Manual is marked with the pictogram:
Additional tips and advice for machine operation are marked:
and also preceded by the word „TIP”.

DIRECTIONS USED IN THIS OPERATOR'S MANUAL
Left side – side to the left hand of the operator facing in the direction of machine's forward
travel.
Right side – side to the right hand of the operator facing in the direction of machine's forward
travel.
REQUIRED SERVICE ACTIONS
Service actions described in the manual are marked: 
Result of service/adjustment actions or comments concerning the performance of actions are
marked: 

CONTENTS
1 BASIC INFORMATION 1.1
1.1 IDENTIFICATION 1.2
1.1.1 TRAILER IDENTIFICATION 1.2
1.1.2 AXLE IDENTIFICATION 1.3
1.1.3 LIST OF FACTORY NUMBERS 1.3
1.2 PROPER USE 1.4
1.3 EQUIPMENT 1.7
1.4 WARRANTY TERMS 1.8
1.5 TRANSPORT 1.10
1.5.1 TRANSPORT ON VEHICLE 1.10
1.5.2 INDEPENDENT TRANSPORT BY THE USER. 1.12
1.6 ENVIRONMENTAL HAZARDS 1.13
1.7 WITHDRAWAL FROM USE 1.14
2 SAFETY ADVICE 2.1
2.1 BASIC SAFETY RULES 2.2
2.1.1 USE OF TRAILER 2.2
2.1.2 HITCHING AND DISCONNECTING FROM TRACTOR 2.3
2.1.3 PULLING THE LOAD BOX ON AND REMOVING THE LOAD BOX
FROM THE TRAILER 2.3
2.1.4 HYDRAULIC AND PNEUMATIC SYSTEMS 2.4
2.1.5 LOADING AND UNLOADING THE LOAD BOX 2.5
2.1.6 TRANSPORTING THE MACHINE 2.6
2.1.7 TYRES 2.9
2.1.8 MAINTENANCE 2.9
2.2 DESCRIPTION OF RESIDUAL RISK 2.12
2.3 INFORMATION AND WARNING DECALS 2.13

3 DESIGN AND OPERATION 3.1
3.1 TECHNICAL SPECIFICATION 3.2
3.2 TRAILER CONSTRUCTION 3.3
3.2.1 CHASSIS WITH MECHANICAL SUSPENSION 3.3
3.2.2 AXLE SYSTEM WITH AIR SUSPENSION 3.5
3.2.3 TIPPING FRAME 3.6
3.2.4 MAIN BRAKE- MECHANICAL SUSPENSION 3.9
3.2.5 BRAKING SYSTEM - AIR SUSPENSION 3.13
3.2.6 PARKING BRAKE - MECHANICAL SUSPENSION 3.16
3.2.7 HYDRAULIC SYSTEM OF THE SUPPORT (OPTION) 3.17
3.2.8 HYDRAULIC SYSTEM OF THE DRAWBAR 3.19
3.2.9 HYDRAULIC STEERING SYSTEM 3.21
3.2.10 TURNING INTERLOCK HYDRAULIC SYSTEM 3.23
3.2.11 CENTRAL HYDRAULIC SYSTEM - MECHANICAL SUSPENSION 3.24
3.2.12 CENTRAL HYDRAULIC SYSTEM - AIR SUSPENSION 3.27
3.2.13 HYDRAULIC SYSTEM OUTLETS ON THE HOOK 3.28
3.2.14 ELECTRICAL SYSTEM FOR CONTROLLING THE HYDRAULIC
SYSTEM 3.28
3.2.15 ELECTRIC LIGHTING SYSTEM 3.31
4 CORRECT 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 PREPARING THE TRAILER FOR FIRST HITCHING TO
TRACTOR 4.3
4.2 HOOK SETTING ADJUSTMENT 4.5
4.3 HITCHING AND UNHITCHING THE TRAILER FROM
TRACTOR 4.6
4.3.1 OPERATION OF SUPPORT WITH MECHANICAL GEAR 4.12
4.3.2 OPERATION OF FOLDING HYDRAULIC SUPPORT (OPTION) 4.13

4.4 HITCHING AND UNHITCHING THE SECOND TRAILER 4.15
4.5 OPERATING THE TRAILER 4.17
4.5.1 OPERATION OF CONTROL PANEL 4.17
4.5.2 PULLING THE LOAD BOX ON THE TRAILER 4.19
4.5.3 REMOVING LOAD BOX FROM TRAILER 4.24
4.6 LOADING LOAD BOX 4.26
4.7 TRANSPORTING LOADS 4.31
4.8 UNLOADING 4.33
4.9 PROPER USE AND MAINTENANCE OF TYRES 4.38
4.10 USING UNDER-RUN PROTECTIVE DEVICES 4.39
4.11 HYDRAULIC STEERING SYSTEM OPERATION 4.41
5 MAINTENANCE 5.1
5.1 PRELIMINARY INFORMATION 5.2
5.2 SERVICING BRAKES AND AXLES 5.2
5.2.1 PRELIMINARY INFORMATION 5.2
5.2.2 INITIAL INSPECTION OF AXLE BRAKES 5.3
5.2.3 CHECK BRAKE SHOE LININGS FOR WEAR 5.4
5.2.4 CHECK WHEEL AXLE BEARINGS FOR LOOSENESS 5.5
5.2.5 ADJUSTMENT OF SLACKNESS OF WHEEL AXLE BEARINGS 5.7
5.2.6 MOUNTING AND DISMOUNTING WHEEL, INSPECTION OF
WHEEL NUT TIGHTENING. 5.8
5.2.7 CHECKING AIR PRESSURE IN TYRES, EVALUATING
TECHNICAL CONDITION OF TYRES AND STEEL WHEELS 5.11
5.2.8 MECHANICAL BRAKES ADJUSTMENT 5.12
5.2.9 CHANGE OF PARKING BRAKE CABLE AND ADJUSTMENT OF
CABLE TENSION 5.16
5.3 PNEUMATIC SYSTEM MAINTENANCE 5.19
5.3.1 PRELIMINARY INFORMATION 5.19

5.3.2 CHECKING AIR TIGHTNESS AND VISUAL INSPECTION OF
PNEUMATIC SYSTEM 5.19
5.3.3 CLEANING THE AIR FILTERS 5.21
5.3.4 DRAINING WATER FROM AIR TANK 5.22
5.3.5 CLEANING DRAIN VALVE 5.23
5.3.6 CLEANING AND MAINTAINING PNEUMATIC CONDUIT
CONNECTIONS AND PNEUMATIC SOCKETS 5.24
5.3.7 REPLACEMENT OF PNEUMATIC CONDUIT 5.25
5.4 HYDRAULIC SYSTEM MAINTENANCE 5.26
5.4.1 PRELIMINARY INFORMATION 5.26
5.4.2 CHECKING HYDRAULIC SYSTEM TIGHTNESS 5.26
5.4.3 CHECKING TECHNICAL CONDITION OF HYDRAULIC
CONNECTIONS AND SOCKETS. 5.27
5.4.4 REPLACEMENT OF HYDRAULIC CONDUITS 5.27
5.5 ELECTRICAL SYSTEM MAINTENANCE 5.28
5.6 MAINTENANCE OF SUSPENSION SYSTEM 5.29
5.7 MAINTENANCE OF AIR SUSPENSION SYSTEM 5.32
5.8 TRAILER LUBRICATION 5.35
5.9 CONSUMABLES 5.41
5.9.1 HYDRAULIC OIL 5.41
5.9.2 LUBRICANTS 5.42
5.10 CLEANING TRAILER 5.42
5.11 STORAGE 5.44
5.12 TIGHTENING TORQUE FOR NUT AND BOLT
CONNECTIONS 5.44
5.13 TROUBLESHOOTING 5.46