Belarus 1025.6 Operator's Manual
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Belarus 1025.6 Operator's Manual

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BELARUS
1 0 2 5 . 6
1025.6-0000010 OM
OPERATOR'S MANUAL
2017

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  • Page 1 BELARUS 1 0 2 5 . 6 1025.6-0000010 OM OPERATOR’S MANUAL 2017...
  • Page 2 Editor-in-chief – N.I. Zezetko, chief designer of tractor production of OJSC “MTW”. Operator's manual contains brief description and specifications of tractors Belarus 1025.6 produced by Minsk Tractor Works. The main tractors operating rules are set forth, the information about their adjustments and maintenance is provided.

  • Page 3: Table Of Contents

    1.2 Technical specifications …………………………………………………………..12 1.3 Tractor composition ……………………………………………………………………. 15 1.4 Vibration level at the operator's working place of the tractor “BELARUS-1025.6”..17 1.5 Noise level at the operator's working place of the tractor “BELARUS-1025.6”..17 1.6 Tractor and its component marking ……………………….……....... 17 2 CONTROLS AND INSTRUMENTS ………………………………………………..
  • Page 4 2.21.5 Cab emergency exits ………………………………………………………..... 55 2.22 Seat and its adjustments …………………………………………………………..55 2.22.1 General information………………………………………………………………..55 2.22.2 Adjustments of BELARUS seat ……………………………………………………..56 2.22.3 Adjustments of Grammer seat ……………………………………………..... 57 2.23 Controlling drive of transmission hydraulic system pump ………………………... 58 2.24 Controlling pneumatic system compressor............
  • Page 5 3.5 Emergency actions …………………………………………..……......87 4 COUPLING OF IMPLEMENTS ………………………………………………………… 88 4.1 General information …………………………..……………………………………..88 4.2 Types of implements coupled with tractor “BELARUS-1025.6”.………………..89 4.3 Rear lift linkage ……………………..…………………………………......90 4.3.1 General information ………………………………………………………………….. 90 4.3.2 Three-point rear lift linkage …………………………………........90 4.3.3 RLL components adjustment rules …………………………………………....
  • Page 6 ………….…….............. 115 4.13 Possibility of front loader installation …………….………………......117 4.13.1 General information ……………………..……………………………………..117 4.13.2 Safety measures at tractor “BELARUS-1025.6” operation with loader installed .. 119 4.13.3 Information about mounting holes of tractor …………….……………….... 121 5 MAINTENANCE ……………………..……………………………........ 123 5.1 General instructions …………………..………………………………………………...
  • Page 7 ANNEX А (compulsory) – Electric circuit.diagram of BELARUS-1025.6 engine elec- tronic control system connections................176 ANNEX B (compulsory) – Electric circuit diagram of BELARUS-1025.6 rear axle DL and FDA drive electronic control system connections..........177 ANNEX C (compulsory) – Electric circuit diagram of BELARUS-920.6/952.5/952.6/ 1021.5/1021.6/1025.5/ 1025.6/1220.5/1220.6/1221.5/1221.6 electrical equipment...
  • Page 8 INTRODUCTION The present manual is designed for studying the structure, operation rules and mainte- nance of tractors “BELARUS-1025.6”. Scrutinize this manual 245 S4-0000100 OM engine operation manual, attached to your tractor. It will help you to study the rules of correct operation and maintenance.
  • Page 9 1025.6-0000010 OM The manufacturer uses standard international symbols, regarding application of instru- ments and control units. Given below are the symbols with indication of their meanings. — see the manual ; — control manipulations; — brake; — fast; — manual brake;...
  • Page 10 1025.6-0000010 OM — front screen wiper; — front driving axle drive; — rear screen wiper and washer; — fan; — brake fluid level in main cylin- — air filter clogged; der tanks; — oil pressure in HSC — engine start;...

  • Page 11: Tractor Description And Operation

    1025.6-0000010 OM 1 TRACTOR DESCRIPTION AND OPERATION 1.1 Tractor assignment The tractor “BELARUS-1025.6” is intended for performance of various general – purpose agricultural operations with mounted, semi-mounted and trailed machines and implements, for loading-unloading works and transportation works. The tractor “BELARUS-1025.6” is a general-purpose wheeled tractor of traction class 1,4 with the wheel formula 4X4.

  • Page 12: Technical Specifications

    1025.6-0000010 OM 1.2 Technical specifications Main parameters and technical specifications of tractor BELARUS-1025.6 are given in table 1.1. Table 1.1 Parameter Parameter value for the tractor (characteristics) title “BELARUS-1025.6” 1 Traction class as per GOST 27021 2 Rated traction force, kN 3 Engine а) model...
  • Page 13 1025.6-0000010 OM Table 1.1 continued Parameter Parameter value for the tractor (characteristics) title “BELARUS-1025.6” 8 Permitted load on axles, kN: а) on front b) on rear 9 Max weight of the trailer, kg а) without brakes 2200 b) with independent brake...
  • Page 14 1025.6-0000010 OM Table 1.1 finished Parameter Parameter value for the tractor (characteristics) title “BELARUS-1025.6” 21 Hydraulic system: а) pump displacement under crankshaft rated speed, l/min, not less than b) safety valve operation pressure, MPa c) conventional volume factor, not less...

  • Page 15: Tractor Composition

    1025.6-0000010 OM 1.3 Tractor composition Tractor framework – semi-frame. Undercarriage: front and rear driving wheels, with pneumatic tyres of low pressure. Steering wheels are front wheels. The wheels can be twinned by means of spacers. The tractor is equipped with 4-stroke piston four-cylinder inner combustion engine with in-line vertical arrangement of cylinders, with direct injection of diesel fuel and compres- sion ignition, corresponding to environmental requirements of Stage 4.
  • Page 16 1025.6-0000010 OM The rear power takeoff shaft is continuous dual-speed (540 and 1000 min-1) and synchronous, the direction of rotation is clockwise when viewed from the shaft end face. There are PTO shaft end extensions: PTO shaft end extension 1 (6 splines, 540 min-1), PTO shaft end extension 1c (8 splines, 540 min-1), PTO shaft end extension 2 (21 splines, 1000 min-1).

  • Page 17: Vibration Level At The Operator's Working Place Of The Tractor "Belarus-1025.6

    1025.6-0000010 OM 1.4 Vibration level at the operator's working place of the tractor “BELARUS-1025.6” The vibration level at the operator's seat complies with the Council Directive 78/764/ЕEС. Values for the vibration level are given in the EU type approval on each type of a seat.
  • Page 18 1025.6-0000010 OM Numbers of tractor components are given in table 1.2 Table 1.2 – Numbers of tractor components Number of clutch casing Number of gear box Transmission number week version FDA number (on the rail sleeve) FDA serial number year...

  • Page 19: Controls And Instruments

    1025.6-0000010 OM 2 CONTROLS AND INSTRUMENTS 2.1 Layout of controls and instruments of the tractor Controls and instruments, located in the tractor cab, are presented in fig. 2.1.1. Figure 2.1.1 – Tractor controls and instruments...

  • Page 20: Switches Of Instrument Board

    1025.6-0000010 OM To Figure 2.1.1 – Layout of controls and instruments of the tractor: 1 – sun visor; 2 – handle to control the cab heater valve; 3 – place for radio receiver (car stereo) installation; 4 – deflectors; 5 – – recirculation shutters; 6 – windscreen wiper switch;...
  • Page 21 1025.6-0000010 OM Figure 2.2.2 – Layout of positions of starter and instruments disconnect switch ATTENTION: THE REPEATED SWITCH-ON OF THE STARTER IS POSSIBLE ONLY AFTER RETURN OF THE KEY INTO POSITION “0” OF THE SWITCH. TO TURN THE STARTER AND INSTRUMENTS SWITCH INTO POSITION “III” IT IS NECESSARY TO PRESS IN THE KEY WHEN IN “0”...

  • Page 22: Upper Shield Unit Of Button Switches And Rear Wiper Switch

    1025.6-0000010 OM It is possible to activate and deactivate the accumulator battery by means of the ac- cumulator battery manual switch 2 (figure 2.2.3) located in the area of the accumulator bat- tery installation. To activate and deactivate the accumulator battery it is necessary to press the button 1.

  • Page 23: Cab Heater And Fan Control

    1025.6-0000010 OM 2.4 Cab heater and fan control Cab heater and fan controls are shown in Figure 2.4.1. SRC system liquid tank (bottom view) 1 - heater valve handle; 2- hose; 3- clamp; 4- fitting; 5-deflector; 6 - recirculating screen; 7- cab fan switch.

  • Page 24: Conditioner Control

    1025.6-0000010 OM 2.5 Conditioner control 2.5.1 Conditioner control in conditioning mode Note: Against order the tractor may be equipped with an air conditioner instead of a cab heater and fan. The conditioner control unit has switches 1 and 2 (figure 2.5.1).

  • Page 25: Conditioner Control In A Heating Mode

    1025.6-0000010 OM 2.5.2 Conditioner control in a heating mode ATTENTION: REFILLING THE ENGINE COOLING SYSTEM SHALL BE CARRIED OUT ONLY WITH LOW-FREEZING LIQUID SPECIFIED IN SUBSECTION "REFILLING AND LUBRICATION OF A TRACTOR WITH LUBRICANTS”! To set the conditioner into the heating mode, do the following: - start the engine and let the engine run at medium idle without opening the heater control valve to reach 70-80°C of cooling system temperature;...

  • Page 26: Instrument Board

    1025.6-0000010 OM 2.6 Instrument board The instrument board 14 (figure 2.1.1) includes six gauges with five signal lamps as shown in figure 2.6.1. Variant 2 Variant 1 1 – gauge to indicate oil pressure in the transmission system; 2 – signal lamp of emergency air pressure in the pneumatic system;...
  • Page 27 1025.6-0000010 OM The states of the power supply system depending on the position of the gauge pointer on the scale are given in table 2.1. Table 2.1 – The states of the power supply system States of power supply system Zone on the voltage gauge scale 5 (figure 2.5.1), color...

  • Page 28: Pilot Lamps Unit

    1025.6-0000010 OM 2.7 Pilot lamps unit 2.7.1 General information The pilot lamps unit 15 (figure 2.1.1) includes three lamps. The allocation scheme is presented in figure 2. 7.1. 1 – pilot lamp to indicate that the air cleaner filter is clogged to the max. (orange color);...

  • Page 29: Functioning Algorithm Of Pilot Lamp To Indicate Operation Of Heating Plugs

    As a means of start facilitation heating plugs are used in tractors “BELARUS – 1025.6”, they are mounted in the cylinder head. For individual control of heating plug oper- ation modes, indication of their operation a heating plug control unit is used.

  • Page 30: Integrated Indicator

    The engine speed gauge 2 (figure 2.8.1) indicates rotation frequency of the en- gine crankshaft on a needle indicator. Information on engine speed on tractor BELARUS-1025.6 comes from the electron- ic control unit. The range of speed readings is from 0 to 3500 (rpm).
  • Page 31 1025.6-0000010 OM c) PTO speed gauge 3 (figure 2.8.1) displays the PTO speed on a light indicator. The rear PTO speed gauge is actuated by frequency signal, resulting from recalcu- lation of engine speed by means of entered value of index “KV2” (see below), other than “0”, meanwhile value of index “ZV”, equal to “0”, should be entered (see below).
  • Page 32 1025.6-0000010 OM Switching between indication modes of “Total elapsed engine time “, “Instant fuel flow”, “Remaining fuel volume”, “Time of running with remaining fuel”, “On-board voltage”, “Engine operation time for selected period”, and switching between messages on faults are effected with “Mode” button of the control panel 18 (figure 2.1.1). Description of mode...

  • Page 33: Pilot Lamps Of The Integrated Indicator

    1025.6-0000010 OM II in the mode of failure messages displaying 1. Testing workability and connection of speed sensors: In case there are no signals coming from the speed sen- left wheel sensor sor from 10 to 12 sec. a message in the form of “0” digit is...

  • Page 34: Description Of Testing The Indicator Performance

    1025.6-0000010 OM 2.8.4 Description of testing the indicator performance Each time the power supply is on, performance testing of needle pointers and scale elements of the PTO indicator is carried out in the integrated indicator. Herewith the indica- tor needle pointers move away from initial marks and run over the first following digitized scale marks (over “5”...
  • Page 35 1025.6-0000010 OM One unfixed value can be input in the following ranges: - for paratemer “Z” - 23 to 69; - for paratemer “I” - 1,000 to 4,000; - for paratemer “R” - 400 to 1000; - for paratemer “K” - 2,360 to 4,000; (For an ID without a CAN interface) - for paratemer “KV2”...

  • Page 36: Engine Control System

    1025.6-0000010 OM 2.9 Engine control panel 2.9.1 General information Engine control system includes a button switch of testing activation 1 (Figure 2.9.1), a fault testing annunciator 2, an information display 4, testing jack 7. The button switch of testing activation 1 is intended to call up active errors form the memory of the engine electronic control unit by means of light codes, displayed by the fault testing annunciator 2.

  • Page 37: Adjustment Of Brightness And Sharpness Of The Information Display

    1025.6-0000010 OM When the error is defined, the information display produces an acoustic signal and a brief description of the identified errors appears on the screen, also a fault testing annun- ciator 3 lights up or flashes. Interpretation of error codes as well as recommended actions to be taken to eliminate the identified faults are given in the engine operation book at- tached to your tractor.
  • Page 38 1025.6-0000010 OM Table 2.4 – Lift of parameters of four-segment and graphic indication of engine operation Parameters Four-segment imaging Graphic imaging Symbol Electric voltage directly on terminals of   information monitor connection, V Voltage on the terminals of the accumu- lator battery, measured by the engine ...
  • Page 39 1025.6-0000010 OM The monitor buttons 1, 2, 3, 4, 5 (figure 2.9.2) are of multifunctional purpose. When pushing any of the buttons 2, 3, 4 during the monitor operation, an image of the button panel 6 appears on the screen, the icons denoting the current functions of each button.

  • Page 40: Steering

    2.10 Steering 2.10.1 General information The “BELARUS-952.6” tractor is equipped with hydrostatic steering control (HSC). When the engine is stopped the HSC feed pump, driven by the engine crankshaft, does not feed the hydraulic system of the HSC and it is automatically shifted to a manual mode, which requires application of a greater effort on the steering wheel in order to turn the tractor.

  • Page 41: Switching Of Ranges And Gears Of Gearbox

    Figure 2.14.1 – Gearbox control 2.14.2 Tractor velocity diagram The table of “BELARUS-1025.6” tractor velocity diagram on tyres of basic configura- tion is attached to the cab right window and is shown on figure 2.14.2. Figure 2.14.2 – “BELARUS-1025.6” tractor velocity diagram...

  • Page 42: Control Panel For Rear Axle Dl, Fda Drive

    1025.6-0000010 OM 2.15 Control panel for rear axle DL, FDA drive. 2.15.1 General information Elements of rear axle DL, FDA drive control are introduced in figure 2.15.1. 1 – blind plugs; 2 – FDA drive control switch; 3 – FDA drive pilot lamp; 4 – rear axle DL pilot lamp;...

  • Page 43: Front Driving Axle (Fda) Drive Control

    1025.6-0000010 OM 2.15.3 Front driving axle (FDA) drive control FDA is controlled by switch 2 (Figure 2.15.1), having three positions: - "FDA off“ – middle fixed position. This position is used during hauling operations on hard-surface roads; - “FDA is automatically engaged” by pressing the upper part of switch 2. Fixed posi- tion.

  • Page 44: Rear Power Take-Off Shaft Control

    1025.6-0000010 OM 2.16 Rear power take-off shaft control 2.16.1 Lever shifting rear PTO from continuous drive to ground-speed drive When lever 44 (Figure 2.1.1) is shifted in the far left position (along tractor move- ment) ground-speed drive becomes engaged, and if it is shifted in far right position – contin- uous drive becomes engaged, and if it is placed in the middle –...

  • Page 45: Rear Lift Linkage Control

    1025.6-0000010 OM 2.17 Rear lift linkage control 2.17.1 RLL control elements RLL is controlled by two levers 1 and 2 (Figure 2.17.1), located in the cab on the right control console. Draft control handle 2 is located first after operator’s seat and has following posi- tions: - forward most position –...
  • Page 46 1025.6-0000010 OM Draft control is the most appropriate mode of operation with mounted and semi- mounted implements, working attachment of which are sunk into the soil. The system is sensitive to changes of drawbar power (caused by change in soil reaction and processing depth soil) through upper link.

  • Page 47: Hll Pump Control

    1025.6-0000010 OM 2.18 HLL pump control The HLL pump switching shaft 1 (figure 2.18.1) has two positions: - “shaft on” – the shaft 1 is turned clockwise against the stop; - “shaft off” – the shaft 1 is turned contraclockwise against the stop.
  • Page 48 2 in “Lift” position, do not forget to set the said knob into “Neutral” position after the operation has been fulfilled. Distribution valve RP70-1221.1 outputs positioning and connection to the external consumers on tractors “BELARUS-1025.6” diagram is presented on Figure 2.19.2. Free drain Lowering...

  • Page 49: Cutout Fuses

    1025.6-0000010 OM 2.20 Cutout fuses 2.20.1 General information Cutout fuses are intended for protection of electrical lines against overloads and short circuit. WARNING: TO AVOID BURNING OF TRACTOR WIRING NEVER USE FUSES WITH CURRENT RATING HIGHER THAN RATING SPECIFIED IN THIS SECTION. IF A FUSE OF- TEN BURNS OUT, FIND OUT THE CAUSE AND ELIMINATE THE FAULT! 2.20.2 Fuses for electrical equipment system...

  • Page 50: Fuses For Electronic Systems To Control Dl And Fda

    Apart from the fuses, located in the instrument board and shown in fig. 2.20.2 the on-board circuit of “BELARUS-1025.6” tractor has an additional block of fuses 1, located on the bracket 2 (Figure 2.20.3) of the HLL oil tank body and intended to protect power cir- cuits of electrical equipment.

  • Page 51: Fuse For Engine Electronic Control System

    1025.6-0000010 OM 2.20.4 Fuse for engine electronic control system The location of the fuses for the EECS 2 and 4 in the fuse block 3 is shown in fig. 2.20.6 (the fuse block 3 is located above the storage battery 1).
  • Page 52 1025.6-0000010 OM The block includes ten fuses 1(Figure 2.20.8) (F1…F10), seven electromagnetic re- lays 4 (K1…K7), commutating power supply for consumers. Each fuse has got warning LEDs of red color mounted on the front panel nearby which are intended to warn that the corresponding fuse blew out.
  • Page 53 1025.6-0000010 OM Table 2.7 – Assignment of PASU relay Relay identifi- Assignment of relay cation Relay of power supply to engine electronic control unit EDC (not К1 used) Relay of power supply after instruments (SRC system, NOx sensors, К2 supply module) are turned on К3...

  • Page 54: Cab Locks And Handles

    1025.6-0000010 OM 2.21 Cab locks and handles 2.21.1 Cab door locks Left and right doors of tractor cab are secured with locks 4 (figure 2.21.1). The lever 5 serves to open the left and right cab doors from inside the cab. Moving the lever 5 back- ward unlocks the door.

  • Page 55: Rear Window Opening

    1025.6-0000010 OM 2.21.3 Rear window opening To open the rear window 2 (figure 2.21.3) turn a handle 1 upwards (counterclock- wise) and push rear window away. Under the influence of airlifts 3 it will take tilt position. To close the rear window pull the handgrip 4 on until the window is fixed in window aperture, turn handle 1 clockwise until handle detent planes into coincidence with bracket forming.

  • Page 56: Adjustments Of Belarus Seat

    - adjustment of the backrest tilt angle: a) For the seat “BELARUS 80-6800010” the backrest tilt angle is adjusted by means of a hand wheel 3 within the range from minus 15° to plus 20°. To increase the backrest tilt angle it is necessary to turn the hand wheel clockwise, to decrease it –...

  • Page 57: Adjustments Of Grammer Seat

    1025.6-0000010 OM 2.22.3 Adjustments of Grammer seat Your tractor can be equipped upon request with Grammer seat (Figure 2.22.2). 1 – handle for longitudinal adjustment;2 – handle to adjust according to the weight; 3 – indicator of seat adjustment according to the weight; 4 – handle to adjust the backrest tilt.

  • Page 58: Controlling Drive Of Transmission Hydraulic System Pump

    1025.6-0000010 OM 2.23 Controlling drive of transmission hydraulic system pump The drive of the transmission hydraulic system pump is located on the left side of the gearbox body. 1 – lever; 2 – bolt; 3 – centre pin; 4 – gearbox pump drive assembly.

  • Page 59: Connector Elements Of The Electrical Equipment

    Besides the socket to connect coupled agricultural equipment BELARUS-1025.6 is equipped with extra sockets. The sockets installation diagram is shown in Figure 2.25.2. 1 – side panel; 2 – coupled equipment socket; 3 – additional equipment socket.

  • Page 60: Additional Connection Options For Electrical Equipment Of Coupled Machines

    1025.6-0000010 OM Fuses of sockets 2 и 3 are shown subsection 2.21 Cut-out fuses. Socket counterparts are enclosed to tractor spare parts, tools and accessories. ATTENTION: CONNECTING CONSUMERS, STRICLY OBSERVE THE POLARI- TY, SPECIFIED ON ELECTRICAL PLUGS! ATTENTION: WHEN CONNECTING THE ELECTRICAL EQUIPMENT OF IMPLE-...

  • Page 61: Creeper Control

    1025.6-0000010 OM 2.26 Creeper control Against order your tractor can be equipped with a creeper. The creeper is intended to be mounted on tractors, coupled with implements, requir- ing low speeds of travel. The creeper reduces each tractor speed at the gears of the first and second range for forward and reverse travel by 4.5 times.

  • Page 62: Scr System Operation

    1025.6-0000010 OM 2.27 SCR system operation 2.27.1 SCR system liquid tank The installation place for the SCR system liquid tank is shown in figure 2.27.1. The tank capacity is 28 liters (28 liters – filling volume, the full volume is 33 liters, it is not recommended to fill tank 1 with liquid over 28 liters).
  • Page 63 1025.6-0000010 OM After pressing the third button of the monitor located under the entry sign to the menu of SCR parameters, the monitor passes into the display mode of SCR system pa- rameters. The monitor in the display mode of SCR parameters is shown in figure 2.27.3.
  • Page 64 1025.6-0000010 OM Parameter “SCR status“(clause 25 of table 2.9.1), shown on figure 2.27.5, can have the following conditions: - Dormant (sleep mode) – (is displayed after switching on of the instruments be- fore engine start and also at the running engine before exhaust gages reach the temperature above 200 ºС, necessary for warming up of neutralizer catalyt-...
  • Page 65 1025.6-0000010 OM In case of lowering reagent AdBlue level less than 28% of the tank filling volume, there pops up a symbol on the monitor in the flashing mode, shown in figure 2.27.7. In case of lowering reagent AdBlue level less than 4% of the tank filling volume, there pops up a symbol on the monitor in the mode of continuous glow, shown in figure 2.27.7.

  • Page 66: Intended Use Of Tractor

    1025.6-0000010 OM 3 INTENDED USE OF TRACTOR 3.1 Safety measures to be taken preparing tractor for operation Strict observance of safety requirements ensures safe operation of the tractor and improves its reliability and durability. Only persons not younger than 17, holders of a tractor driving license, who have been briefed on accident and fire prevention, may be admitted to operate the tractor of drawbar category 1.4.

  • Page 67: Tractor Use

    3.2.2 Preparing for start and starting the engine To start the engine of tractor “BELARUS-1025.6” perform the following actions: engage the tractor parking brake; if required, fill in fuel and bleed the fuel delivery system to remove air;...

  • Page 68: Tractor Motion Start, Gb Shifting

    Before starting to move define a necessary speed of tractor movement. The speed diagram of the tractor “BELARUS-1025.6” with tires of basic configuration is given in the instruction table attached to the right glass of the cab and also in point 2.14.2. “Tractor ve- locity diagram”.
  • Page 69 1025.6-0000010 OM - set a desired speed, for this shift the speed and pass shifting lever from neutral (“N”) into any of positions, as per the speed shifting diagram; - disengage the parking break, slowly release the clutch pedal, increasing at the same time fuel feed.

  • Page 70: Tractor Stop

    1025.6-0000010 OM 3.2.4 Tractor stop To stop the tractor do the following: - decrease engine speed; - fully press the clutch pedal; - set the range switching lever and the speed lever into neutral position; - release the clutch pedal;...
  • Page 71 1020 min-1 The power transmitted by the rear PTO shaft ends 1c / 1/2 and maximum permissi- ble torque on the PTO shaft ends 1c / 1/2 of the tractor "Belarus-1025.6" is given in Table Table 3.1а PTO shaft end type Max.
  • Page 72 1025.6-0000010 OM For operation with PTO, remove the protective cap 2 (figure 3.2.1), that protects shaft end extension 6. For this it is necessary to squeeze the protective cap at its bottom and pull down. After finishing to operate with PTO it is obligatory that you put the protective cap back, to do this it is required to put the cap on the shaft end extension and to press it length way till the cap is securely fixed in the aperture of the plate 1.

  • Page 73: Selection Of Optimal Inner Pressure In Tires Depending On Operational Conditions And Load On Tractor Axles

    1025.6-0000010 OM 3.2.8 Selection of optimal inner pressure in tires depending on operational conditions and load on tractor axles 3.2.8.1 Selection of optimal inner pressure in tires depending on operational conditions and load on tractor axles. Selection of optimal air pressure in tires of wheeled tractors and rate of its influence on gripping abilities depend on soil type and load, applied to tractor axles.

  • Page 74: Tire Inflation

    1025.6-0000010 OM Rates of loads on single tires of tractors “BELARUS-1025.6” to select operation mode at various inner pressures and speeds are provided in table 3.2. Table 3.2 Loading of tire, kg, Load Speed Speed, Tire at inner pressure, kPa...
  • Page 75 1025.6-0000010 OM 1 – pressure regulator; 2 – winged nut; 3 – balloon of the pneumatic system. Figure 3.2.2 – Tire inflation The tires of the tractors with no trailer brake drive are inflated through the tire inflat- ing valve, which is located on the pneumatic compressor.

  • Page 76: Rear Wheel Track Formation

    1025.6-0000010 OM 3.2.9 Rear wheel track formation 3.2.9.1 Track formation of rear wheels, mounted on terminal hubs The rear wheel track with the wheels of basic configuration 18.4R34 is changed by moving the hub together with the wheel over the axle shaft and by replacing the wheels from one sideboard to the other one as shown in figure 3.2.4.

  • Page 77: Track Formation Of Rear Wheels, Mounted On Taper Hubs

    1025.6-0000010 OM Check tightening of the wheel attaching nuts and the hub attaching nuts after the first hour of operation, after the first eight-ten hours of operation and every subsequent 125 hours of operation. Use table 3.4 and figure 3.2.6 to define the track width by changing the distance “A”...

  • Page 78: Rear Wheel Twinning

    1025.6-0000010 OM The rear wheel track with the wheels of basic configuration 18.4R34 is changed by moving the hub together with the wheel over the axle shaft and by replacing the wheels from one sideboard to the other one. To change the rear wheel track perform the following operations: - put the tractor on a level ground, put the stops under the front and rear wheels, clean the axle shafts from dirt;...
  • Page 79 1025.6-0000010 OM The front wheel track may have the following dimensions: 1415, 1515, 1585, 1685, 1735, 1835, 1900, 2000 (for short beam), и 1535, 1635, 1705, 1805, 1855, 1955, 2020, 2120 (for long beam). Installation diagrams and track dimensions for tires 360/70R24 (basic configuration) are given in table 3.5.
  • Page 80 1025.6-0000010 OM End of table 3.5 Tractor track К, mm Variants of mounting the Disk offset Description of mounting (tire 360/70R24) disk and the rim Х, mm method Short Long beam beam The disk mates with the 1585 1705 support outer surface.

  • Page 81: Safety Measures To Be Taken When Operating The Tractor

    1025.6-0000010 OM 3.3 Safety measures to be taken when operating the tractor 3.3.1 General safety measures to be taken when operating the tractor The cab complies with category 2 under EN 15695-1:2009. This category cab en- sures protection against dust, but not against sprays and vapor – the tractor shall not be used under conditions, requiring protection against sprays and vapor.
  • Page 82 1025.6-0000010 OM Do not work under raised agricultural implements. Do not leave implements uplifted when stopping for a long time. Trailers attached to the tractor shall have a braking system, ensuring: - trailer brake on movement; - brake engagement in case of trailer detachment from the tractor;...
  • Page 83 1025.6-0000010 OM Do not operate the tractor with gauges out of order. It is not admitted to inflate tires without pressure control. Coupling the tractor with agricultural implements comply additionally with safety measures concerning use of these implements. Before coupling the tractor with agricultural implements make sure the automatic grips of the lower and upper links of the RLL are clean and faultless.

  • Page 84: Fire Safety Measures

    1025.6-0000010 OM 3.3.2 Fire safety measures The tractor shall be equipped with fire fighting equipment, i.e. a shovel and a dry powder fire extinguisher. OPERATING THE TRACTOR WITHOUT FIRE FIGHTING EQUIPMENT IS FORBIDDEN. The tractor must be filled with fuel and lubricants by a mechanic way and with the engine stopped.

  • Page 85: Tractor Final Assembly And Run-In

    1025.6-0000010 OM 3.4 Tractor final assembly and run-in 3.4.1 Tractor final assembly The “BELARUS-1025.6” tractors are supplied to a consumer ready assembled, final assembly is not required. 3.4.2 Technical maintenance before tractor run-in Before placing a new tractor in operation do the following: - wash the tractor, remove preservative lubricant (if any on the tractor);...

  • Page 86: Technical Maintenance During Tractor Run-In

    1025.6-0000010 OM Start the engine. Let the engine run at idle speed for five minutes with gradual in- crease of the rotation speed up to 1600 rpm, then run in under the load for 30 operation hours. Carrying out the 30-hour run-in follow the below instructions: - constantly inspect gauge indications, operation of lubrication system, cooling sys- tem and power supply system.

  • Page 87: Emergency Actions

    1025.6-0000010 OM - check the state of accumulator batteries, clean terminal connections and ventila- tion holes; - check and if required adjust free movement of the clutch pedal, of the working and parking brakes control and brake valve drive of pneumatic system;...

  • Page 88: Coupling Of Implements

    “BELARUS- 1025.6” is carried out by the customer itself according to its needs, and with consideration of the im- plement and tractor performance specifications, and also local conditions i.e. agrotechnical require- ments, soil conditions, personal experience, guidelines of corresponding regional advisory centers and institutions for agricultural industry.

  • Page 89: Types Of Implements Coupled With Tractor "Belarus-1025.6

    TRAILERS) COUPLED! 4.2 Types of implements coupled with tractor “BELARUS-1025.6” According to the type of coupling with tractors «BELARUS-1025.6» the implements are divided into the following types: - mounted implement is fixed in three points to the upper and lower draft arms of LL.

  • Page 90: Rear Lift Linkage

    WHEN SPEED DOES NOT EXCEEDS 15 KM/H, TO THE ENDS OF LOWER LINKS OF REAR LIFT LINKAGE! Sizes and structure of RLL of tractors “BELARUS-1025.6” make it possible to cou- ple all implements, having the corresponding dimensions of attachment elements of con- nection triangle shown in RLL diagram Rear lift linkage diagram of type “LL-2”...
  • Page 91 1025.6-0000010 OM 2 Modification of length of left or right crossbeam. The modification is carried out in the following cases: - to ensure the implement is in the horizontal plane; - to ensure the even depth processing with operative parts of tractor-mounted ma- chine across the width of cut;...
  • Page 92 1025.6-0000010 OM Figure 4.3.1 – Rear lift linkage diagramm of “LL-2” type Table 4.1 – Basic parameters and coupling dimensions of RLL Standard size (configuration) LL-2 of the device (Figure 4.3.1) 1 Category (acc. to ISO 730-1) Category 2 2 Design features Device consisting of three links (upper one and two lower ones), pivot-connected with the tractor;...

  • Page 93: Rll Components Adjustment Rules

    – is connected to bracket 3. ATTENTION: IN ORDER TO AVOID DAMAGE TELESCOPIC BUCKLES OF TRACTORS “BELARUS-1025.6” SHALL BE MOUNTED ONLY ON THE SECOND-FROM- THE-BOTTOM BORES IN BRACKETS (POSITION 2 IN FIGURE 4.3.3)! USE OF POSI- TIONS 1, 3 AND 4 ON THE BRACKET SHOWN IN FIGURE 4.3.3 IS FORBIDDEN! 1 –...
  • Page 94 1025.6-0000010 OM Partial blocking of buckles in operating position should be made in the following way: - turning screw 2 (Figure 4.3.4), set handle 3 in the middle of flattened surface “А”; - derive forelock key 5 from the buckle;...

  • Page 95: Turnbuckles

    1025.6-0000010 OM When mounting the RLL in transport position it is necessary to make full blocking of buckles in transport position. Full blocking of buckles in transport position shall be made as follows: - if buckles were fully blocked in operating position, you should check side-sway range of the machine (implement) while it is lifted in up position, which shall not exceed 20 mm in each side.

  • Page 96: Lifting Rod

    1025.6-0000010 OM During mounting of RLL in transport position it is necessary to make full blocking of the turnbuckles in transport position. - if the turnbuckles were partially blocked in operating position, than in up position of the machine (implement) it is required to shorten the turnbuckles 2 length as much as possible by turning of the central element A.

  • Page 97: Upper Link

    1025.6-0000010 OM 4.3.3.3 Upper link Upper link is shown in Figure 4.3.8. Length of the upper link may be adjusted in the range from 500 to 740 mm. Adjustment of the upper link length shall be made as follows: - turn back check nut 4 (Figure 4.3.8);...

  • Page 98: Drawbar Hitches

    - drawbar hitches of semitrailers have an adjustable support. Tractor “BELARUS - 1025.6” has special-purpose rear mounting device of lift type in the form of guide plates with several borings fixed to the rear joint face of a rear axis body.

  • Page 99: Drawbar Hitch Fixed Towing Yoke (Dh-2V)

    1025.6-0000010 OM 4.4.2 Drawbar hitch fixed towing yoke (DH-2V) Figure 4.4.1 – Installation variants scheme of towing yoke Table 4.4.1 – Basic parameters and coupling dimensions of towing yoke DH type Yoke 1 Variant Yoke acc. to ISO Yoke acc. to GOST...

  • Page 100: Drawbar Hitch Rotary Towing Yoke (Dh-Зv)

    1025.6-0000010 OM 4.4.3 Drawbar hitch rotary yoke (DH-ЗV) Figure 4.4.2 – Installation variants scheme of towing yoke Table 4.4.2 – Basic parameters and coupling dimensions of towing yoke DH type Yoke 1 Mounting location Rear lifting device 2 Design features...

  • Page 101: Python'-Type Drawbar Hitch (Dh-2R)

    1025.6-0000010 OM 4.4.4 “Python”-type drawbar hitch (DH-2R) Figure 4.4.3 – Installation variants scheme of “python” DH Table 4.4.3 – Basic parameters and coupling dimensions of drawbar hitch “python” DH type “Python” 1 Mounting location Rear lifting device 2 Design features...

  • Page 102: Drawbar Hitch Draw Bar (Dh-1М-01)

    1025.6-0000010 OM 4.4.5 Drawbar hitch draw bar (DH-1М-01) Figure 4.4.4 – Installation variants scheme of draw bar Table 4.4.4 – Basic parameters and coupling dimensions of draw bar DH type draw bar 1 Variant First position 1 Variant At the bottom of rear axis body and rear...

  • Page 103: Drawbar Hitch Crossbeam (Dh -1)

    1025.6-0000010 OM 4.4.6 Drawbar hitch crossbeam (DH -1) Figure 4.4.5 – Installation scheme of crossbeam Table 4.4.5 – Basic parameters and coupling dimensions of crossbeam DH type Crossbeam 1 Mounting location On a suspension axis of rear lift link- 2 Design features...

  • Page 104: Usage Patterns Of Tractor Hydraulic System For Driving Of Operated Parts And Other Elements Of Unitized Hydraulically Operated Machines And Aggregates

    4.5 Usage patterns of tractor hydraulic system for driving of operated parts and other elements of unitized hydraulically operated machines and aggregates Hydraulic control system for implements mounted on tractor “BELARUS-1025.6” provides means for oil extraction for operation of the implements coupled. Meanwhile the...

  • Page 105: Front Ballast Weight Installation

    1025.6-0000010 OM Table 4.7 finished Parameter Parameter description Value (characteristic) 4 Rated minimum diameter of oil pipeline, mm: - oil pressure pipeline 16,0 - oil drain pipeline 25,0 - free-drain 12,0 5 Hydraulic system working pressure, MPa 16,0 6 Pressure relief cracking pressure, MPa...

  • Page 106: Trailer Brake Actuator

    BEHIND THE WHEELS AND PREVENTING THE TRACTOR FROM SELF-MOVEMENT! 4.7.2 Double-line pneumatic drive of trailer brakes Tractors BELARUS-1025.6 in base-line configuration are equipped with double line pneumatic drive providing brake control of trailers and agricultural machines, equipped with two-line pneumatic brake drive. The pneumatic drive is used also for tires charging and other purposes where energy of compressed air is required.

  • Page 107: Hydraulic Drive Of Trailer Brakes

    1025.6-0000010 OM 4.7.3 Hydraulic drive of trailer brakes 4.7.3.1 General information Tractors “BELARUS-1025.6” can be optional equipped with hydraulic drive of trailer brakes. The hydraulic drive of trailer brakes is interlocked with tractor working brakes control and insures actuation of wheel brakes of trailer or semi-trailer, equipped with the system of hydraulic drive of trailer brakes.

  • Page 108: Adjustment Of Hydraulic Actuator Of Trailer Brakes

    1025.6-0000010 OM 4.7.3.2 Adjustment of hydraulic actuator of trailer brakes The adjustment of the hydraulic actuator of trailer brakes consists in adjustment of a rod 2 (Figure 4.7.3) of the brake valve 1. The dimension “A” (0.5 to 1 mm, between the pin...

  • Page 109: Determination Of Pto Shaft And Cardan Shaft Applicability

    ATTENTION: IT IS NOT RECOMMENDED TO USE CARDAN SHAFTS WITH SAFETY CLUTCHES WITH A DESTRUCTIBLE COMPONENT FOR IMPLEMENTS COU- PLING WITH TRACTORS “BELARUS-1025.6”! In several implements freewheeling clutches are used. The freewheeling clutches (sprag clutches) are automatically closed if the rotating direction is straight, and are un- closed if the rotating direction is opposite.
  • Page 110 1025.6-0000010 OM ATTENTION: CARDAN SHAFT OF IMPLEMENT COUPLED MUST ENSURE TRANSFER OF RATED-LOAD TORQUE WHEN ROTATION FREQUENCY IS NOT LESS THAN 540 RPM OR 1000 RPM, DEPENDING ON THE SET MODE! ATTENTION: DO NOT USE THE CARDAN SHAFTS WITHOUT THE APPROPRI-...
  • Page 111 8. When the cardan shaft is used for the first time it is necessary to check the car- dan shaft length, and to adjust it to the operating conditions with tractors “BELARUS- 1025.6” when needed. For more detailed guidelines on cardan shafts see the technical documentation enclosed.
  • Page 112 1025.6-0000010 OM 12. Limit the RLL lifting to the uppermost position along with the implement lifting when needed. It is essential for slope angle decrease, for exclusion of possibility of contact and damage of the cardan shaft, and for providing of safety clearance between the tractor and the implement.

  • Page 113: Ways Of Changing Of Drawbar Features And Passing Ability Of The Tractors

    Note – Pneumatic pressure rate in the front and rear tires of the tractors “BELARUS - 1025.6” under actual load is shown in subsection “Selection of optimal internal pressure in tires, depending on the operating conditions and load on the tractor axles”.

  • Page 114: Features Of The Tractor Application In Special Conditions

    GOST ISO 14269-5. Cabin design ensures its proofness under GOST ISO 14269. ATTENTION: CABIN OF THE TRACTOR “BELARUS-1025.6” CAN NOT PROTECT FROM POSSIBLE DAMAGING EFFECT OF SUBSTANCES USED FOR CHEMICAL TREATMENT OF AGRICULTURAL PLANTS AND SOILS INCLUSIVE OF SPRAY TREATMENT.

  • Page 115: Finding Of Total Weight, Loads On The Front And Rear Axles, Tires Holding Capacity And Required Minimum Ballast

    1025.6-0000010 OM 4.12 Finding of total weight, loads on the front and rear axles, tires holding capacity and required minimum ballast Amount of load on the tractor axles in structure of MTU may be found by means of proximate weighting on truck scales of the corresponding carrying capacity.
  • Page 116 1025.6-0000010 OM doubl.= 7 , G doubl.= 7 , G doubl. are calculated loads for pressurization of tires dur- where doubl. and ing operation of tires on doubled wheels. Further according to the calculated loads from Table 3.1 of loading instructions, tire pressure shall be determined (subsection 3.2.8 “Selection of tires internal pressure in de-...

  • Page 117: Possibility Of Front Loader Installation

    1025.6-0000010 OM 4.13 Possibility of front loader installation 4.13.1 General information When choosing, buying and mounting of mounted front loaders (hereinafter referred to as loaders) pay attention to conditions specified in the present tractor operation manual and in Table 4.9.
  • Page 118 1025.6-0000010 OM For installation of the complete set of the loading equipment bores on a front beam, frame rail and a tractor clutch coupling case are used. For the purpose of unloading of a semi-frame and a tractor clutch coupling case use adjustable bars or other constructive elements connected to rear semi-axles tubes of rear axle transferring a part of push force to tractor rear axle.

  • Page 119: Safety Measures At Tractor "Belarus-1025.6" Operation With Loader Installed

    CASE IT IS PROVIDED FOR IN LOADERS TECHNICAL DOCUMENTATION! ATTENTION: FRONT LOADERS WHICH ARE NOT DESIGNED FOR USE TO- GETHER WITH TRACTOR “BELARUS -1025.6” THEREFORE THEY MUST NOT BE IN- STALLED ON THE TRACTOR! Depending on INSTALLED replaceable operating equipment two modes of loader operation –...
  • Page 120 1025.6-0000010 OM OPERATION OF LOADER ON THE SLOPE MORE THAN 8 GRADES IS FORBID- DEN! Tractor service brake control pedal should be blocked during loader operation. Avoid abrupt start, braking, sharp turns and long-term frictional slip of tires at tractor operation with loader.

  • Page 121: Information About Mounting Holes Of Tractor

    The mounting holes arrangement scheme for trac- tor “BELARUS-1025.6” is shown in Figure 4.13.2. Parameters of mounting holes are listed in Table 4.10.
  • Page 122 1025.6-0000010 OM...

  • Page 123: Maintenance

    1025.6-0000010 OM MAINTENANCE 5.1 General instructions Maintenance services (MS) is needed to maintain the tractor in operable state dur- ing operation. Non compliance with the specified intervals and bad quality of MS may re- sult in reduction of tractor life, increase of failure number, engine power loss and increase in expenses for tractor operation.
  • Page 124 1025.6-0000010 OM Types of scheduled maintenance service are shown in Table 5.1. Table 5.1 – Types of scheduled maintenance service Types of maintenance service Intervals, h Maintenance service during operating run-in MS before, during and after run-in (after 30 hours of operation)

  • Page 125: Providing Access To The Components For Maintenance Services

    1025.6-0000010 OM 5.2 Providing access to the components for maintenance services Before starting any maintenance work, raise, then lock the tractor hood and, if nec- essary, remove the both sides (Figure 3.1). To do that, proceed as follows: - pull the handle 2 (Figure 5.2.1) and raise the hood 1 by the grip 3;...

  • Page 126: Maintenance Procedure

    1025.6-0000010 OM 5.3 Maintenance procedure Contents of scheduled servicing operations for tractors “BELARUS-1025.6” in course of operation are listed in Table 5.2. Table 5.2 Opera- Periodicity, h Operation description tion No 8-10 125 250 500 1000 2000 Check oil lever in engine case...
  • Page 127 1025.6-0000010 OM Table 5.2 continued Periodicity, h Opera- Operation description tion No 8-10 125 250 500 1000 2000 Rinse mesh filter of transmission hydraulic sys- Check/adjust clearances in steering link joints Check and adjustment of front wheels toe-in Lubricate clutch release yoke bearing...
  • Page 128 1025.6-0000010 OM Table 5.2 finished Periodicity, h Opera- Operation description tion No 8-10 125 250 500 1000 2000 Wash the engine cooling system and replace the coolant in the engine cooling system Change filter cartridge of the cab ventilation and...

  • Page 129: Scheduled Maintenance Servicing Operations

    1025.6-0000010 OM 5.4 Scheduled maintenance servicing operations 5.4.1 Maintenance on a shift basis (SBMS) in every 8 – 10 hours of operation or per shift 5.4.1.1 General guidelines Every 8 – 10 hours of the tractor operation or at the end of a shift (whichever comes first) perform the following operations: 5.4.1.2 Operation 1.
  • Page 130 1025.6-0000010 OM 5.4.1.4 Operation 2. Check of oil level in the transmission Check oil level according to oil-level gauge 1 (Figure 5.4.3), which is located on the right side of GB housing. Oil level shall be up to the mark “П” ± 5 mm. When necessary refill the oil up to the required mark “П”...
  • Page 131 1025.6-0000010 OM 1 – HSC tank; 2 – plug; 3 – oil dipstick Figure 5.4.5 – Check of oil level in the HSC tank 5.4.1.7 Operation 6. Check of cooling liquid level in the engine cooling system The coolant level in the engine cooling system shall be controlled by fullness of the expansion tank 9 (Figure 5.4.6).
  • Page 132 1025.6-0000010 OM WARNING: ENGINE COOLING SYSTEM WORKS UNDER PRESSURE WHICH IS MAINTAINED BY A VALVE LOCATED IN EXPANSION CHAMBER PLUG. IT IS DAN- GEROUS TO REMOVE THE PLUG WHEN THE ENGINE IS HOT. LET THE ENGINE COOL DOWN, COVER THE PLUG WITH DENSE TEXTURE AND TURN IT SLOWLY TO REDUCE PRESSURE IN A SMOOTH MANNER BEFORE REMOVING THE PLUG.
  • Page 133 1025.6-0000010 OM Light-blue drain pipes are placed to the right and to the left of the heating and cool- ing device under the under ceiling panel. To avoid clogging the drain pipes shall be checked and cleared when necessary. Cleanness of a drain pipe is indicated by water dripping when the work air conditioner is used in hot weather.
  • Page 134 1025.6-0000010 OM 5.4.1.17 Operation 16. Check breaks functioning in running order, the engine, steer- ing, light/alarm devices operability. Check of condition of electrical cables in the engine compartment The following tractor operating parameters shall be ensured: - the engine must operate properly in all modes;...
  • Page 135 1025.6-0000010 OM Turbocharger Water radiator 1 – plug; 2 – charged air cooler (CAC); 3 – clamps; 4 – high-temperature silicone fit- ting pipes; 5 – air pipes. Figure 5.4.9 – Maintenance of engine CAC...

  • Page 136: Maintenance Services In Every 125 Hours Of Operation (Ms-1)

    1025.6-0000010 OM 5.4.2 Maintenance services in every 125 hours of operation (MS-1) 5.4.2.1 General guidelines Perform the following operations and the operations, listed in this subsection 5.4.2. 5.4.2.2 Operation 20. Check of threaded joint torqueing of wheels mounting Check threaded joint torqueing of wheels mounting shall be carried out one time along with first MS on a shift basis (in 8-10 hours of operation), which is carried out by a customer and then in every 125 hours of operation.
  • Page 137 1025.6-0000010 OM 5.4.2.3 Operation 21. Washing of the tractor and cleaning of the cabin inside Wash the tractor and clean the cabin inside. Before washing the tractor with water jet stop the engine, put the battery disconnect switch in “OFF” position.
  • Page 138 1025.6-0000010 OM 5.4.2.7 Operation 25. Drain of the sediment from coarse fuel filter To drain the sediment from coarse fuel filter it is necessary to perform the following: - open drain cock 1 (Figure 5.4.12) of coarse fuel filter 3;...
  • Page 139 1025.6-0000010 OM 5.4.2.9 Operation 27. Check/adjust air conditioner compressor drive belt tension Note – Operation shall be carried out when the tractor is equipped with air condi- tioner instead of fan-heater. 1 Check of air conditioner compressor drive belt tension: Belt 1 tension (Figure 5.4.14) of air conditioner compressor drive is considered to...

  • Page 140: Maintenance Services In Every 250 Hours Of Operation (2Ms-1), In Every

    1025.6-0000010 OM 5.4.3 Maintenance services in every 250 hours of operation (2MS-1), in every 500 hours of operation (MS-2), in every 1000 hours of operation (MS-3), in every 2000 hours of operation (special maintenance) and maintenance service that is incon- sistent with intervals of MS-1, 2MS-1, MS-2, MS-3 and special MS 5.4.3.1 General instructions...

  • Page 141: Operation 32. Check And Adjustment Of Wheels Toe-In

    1025.6-0000010 OM 5.4.3.3 Operation 32. Check and adjustment of wheels toe-in Adjustment of front wheels toe-in is carried out to prevent the front tires from prema- ture breakdown. ATTENTION: CHECK AND ADJUSTMENT OF FRONT WHEELS TOE-IN SHALL BE CARRIED OUT IN EVERY 250 HOURS OF TRACTOR OPERATION, AND AFTER EACH TIME THE FRONT WHEELS TRACK WIDTH IS CHANGED.

  • Page 142: Operation 39. Check And Adjustment Of Clutch Pedal Free Travel

    1025.6-0000010 OM 5.4.3.4 Operation 39. Check and adjustment of clutch pedal free travel ATTENTION: IF THE PEDAL TRAVEL IS TOO LONG, IT IS IMPOSSIBLE TO FULLY DISENGAGE THE CLUTCH AND DIFFICULT TO CHANGE GEARS. IF THERE IS NO FREE PREDAL TRAVEL, IT CAUSES SLIPPING OF THE COUPLING CLUTCH...

  • Page 143: Operation 42. Check And Adjustment Of Service Brake Control

    1025.6-0000010 OM 5.4.3.5 Operation 42. Check / adjustment of service brake control ATTENTION: IT IS REQUIRED TO CHECK AND ADJUST THE BRAKE SYSTEM AS WELL AS ELIMINATE ANY FAILURES IN IT ONLY WITH THE ENGINE OFF AND THE TRACTOR BEING FIXED IN THE HORIZONTAL POSITION BY MEANS OF STOPS...

  • Page 144: Operation 43. Check And Adjustment Of Parking Brake Control

    1025.6-0000010 OM It is not allowed to decrease the brake pedal full travel below the values specified in clause 5.4.3.5, as it results in premature wear of linings and brakes overheat. ATTENTION! GREASE GETTING TO THE DRAY FRICTION BRAKE CAUSES GREASING OF DISKS, REDUCTION OF FRICTION FORCE BETWEEN THEIR WORK- ING SURFACES –...
  • Page 145 1025.6-0000010 OM do adjusting bolt 3 in or out so that as you pull parking brake control lever 1 with force of 200 to 210 N the latch would hold in slots of the third or the fourth tooth of quad- rant “A”...

  • Page 146: General Maintenance Services

    1025.6-0000010 OM 5.4.4 General maintenance services 5.4.4.1 General guidelines Carry out maintenance service operations, listed in subsection 5.4.4 as may be necessary (i.е. when level sensor or dirtiness sensor responds). 5.4.4.2 Operation 68. Adjustment of valves of GB driven centrifuge Valve 2 for adjustment of working pressure of transmission hydraulic system (Figure 5.4.21) maintains oil pressure in hydraulic system within the range 0.9 to 1.1 MPa.

  • Page 147: Operation 69. Adjustment Of Oil Pressure In The Engine Lubrication System

    1025.6-0000010 OM 5.4.4.3 Operation 69. Adjustment of oil pressure in the engine lubrication sys- Watch constantly oil pressure value in the engine lubrication system on the dial 10 in figure 2.6.1, located in the dashboard (as the engine is running with a rated speed and the coolant temperature is 85 to 95 ...

  • Page 148: Operation 70. Maintenance Of Engine Air Cleaner

    1025.6-0000010 OM 5.4.4.4 Operation 70. Maintenance of engine air cleaner Maintenance of engine air cleaner should be performed after air cleaner filter indi- cating lamp gets on, which is located in control indicator unit at instrument board. It means that the filtering element is out of its lifetime.

  • Page 149: Seasonal Maintenance Services

    1025.6-0000010 OM After 3 changes of MFC the master filter element shall also be changed. IT IS FORBIDDEN TO BLOW OFF WITH EXHAUST GASES, RINSE AND DUST OFF MAIN FILTER CARTRIDGE! ATTENTION: AFTER AIR DUCT CLEANER IT IS NECESSARY TO CHECK ALL INTAKE DUCT CONNECTIONS FOR TIGHTNESS.

  • Page 150: Safety Measures During Maintenance And Repair Operations

    1025.6-0000010 OM 5.6 Safety measures during maintenance and repair operations 5.6.1 General safety requirements It is forbidden to dismount the hood side panels and/or open the hood of the tractor with the engine running. Maintenance (repair) operations shall be carried out only if the engine is not running and PTO is disengaged.

  • Page 151: Guidelines For Safe Use Of Leveling Jacks And Statement Of Places Where They Shall Be Installed

    1025.6-0000010 OM 5.6.3 Guidelines for safe use of leveling jacks and statement of places where they shall be installed Use leveling jacks to lift tractor, and after lifting insert backing blocks and limit stops under the front axle beam, rear wheels semi-axles, or base components of the tractor frame.
  • Page 152 1025.6-0000010 OM When using leveling jacks comply with the following safety requirements: - in the course of tractors “BELARUS-1025.6” lifting use properly operating leveling jacks with lifting capacity of 5 ton-forces only; - before tractor jacking kill the engine and engage the parking break;...

  • Page 153: Instruments, Work Tools And Measuring Devices While Maintenance Services And Repair

    1025.6-0000010 OM 5.7 Instruments, work tools and measuring devices while maintenance services and repair For maintenance services and repair it is required to use the following instruments, work tools and measuring devices: - areometer or density gage for measuring electrolyte density with lower-range val- ue not more than 1,15 g/cm , upper-range value –...

  • Page 154: Filling And Lubrication Of The Tractor With Fuel And Lubrication Materials

    In Table 5.4 titles and trademarks of fuel and lubrication materials (FLM) used dur- ing the tractor operation and maintenance are listed, their quantity and change intervals are also specified. Table 5.4 – List of BELARUS- 1025.6 FLM Name and designation of fuel and lubrication materials...
  • Page 155 1025.6-0000010 OM Table 5.4 continued In winter Not avail- Engine oils Engine available able «Lukoil oils Avantgarde «Shell Rimula R6 Professional LME» LS» SAE 5W- SAE 5W-30 SAE 10W-40, ALPINE API CI-4 Turbo Plus LA SAE 10W- ORLEN OIL Plati-...
  • Page 156 1025.6-0000010 OM Table 5.4 continued 2.6 Wheel-hub Transmission Trans- Not avail- HESSOL (4,0±0,04) 1000 drive casing mission able BECHEM of FDA ТАп-15В HYPOID GOST 23652- ТАД –17и, SAE 80W-90 ТСп-15К API GL5/GL4 GOST 23652- ТЭ -15М П ТУ 38.401-58- 305-2002 2.7 HSC tank...
  • Page 157 1025.6-0000010 OM Table 5.4 continued 3.4 Clutch re- Grease Litol- BECHE Grease BECHEM 0,02 solid oil С lease yoke M LCP- LCP-GM ±0,001 (500, if GOST bearing GOST 21150- 4366-76 1000 is or grease CC-1000 used) solid oil Ж TS 0254-003-...
  • Page 158 “Tosol-AMP40” (up to minus 40°C) Technical specifications of the Republic of Belarus 101083712.009-2005 manufactured by OJSC “Gomelchimtorg”, Go- mel, Republic of Belarus Low-freezing cooling fluid “CoolSteam Standart 40” (up to minus 40°C), Technical specifi- cations 2422-002- 13331543-2004 manufac- tured by JSC “Techno- form”, Klimovsk, Russian...
  • Page 159 1025.6-0000010 OM End of Table 5.4 Low-freezing cooling fluid “ОЖ-40” (up to minus 40°C), “ОЖ-65” (up to minus 65°C) Tech- nical specifications 2422- 047-51140047-2007 manufactured by “Ob- ninskorgsintez”, Obninsk, Russian Federation Not avail- Not available (28,0±1,0) Shift- 4.2 Tank for fluid...

  • Page 160: Possible Malfunctions And Guidelines For Troubleshooting

    1025.6-0000010 OM 6. POSSIBLE MALFUNCTIONS AND GUIDELINES FOR TROUBLESHOOTING List of possible failures of tractor “BELARUS-1025.6” and guidelines for trouble- shooting are shown in Table 6.1. Table 6.1 Malfunction, external manifestation Troubleshooting Clutch Clutch slips No free travel of the pedal.
  • Page 161 1025.6-0000010 OM Table 6.1 continued Malfunction, external manifestation Troubleshooting Rear PTO doesn’t transmit full torque or keeps on rotating after switching off Low pressure in transmission hydraulic sys- Eliminate the reason Friction plates are worn out Replace the plates Sealing tightness of slave pistons of PTO...
  • Page 162 1025.6-0000010 OM Table 6.1 continued Malfunction, external manifestation Troubleshooting Knock in the pivot during movement Disturbed adjustment of pivots’ bearings Check and make adjustment Knock in FDA during sharp wheels turn Plays in pins of steering link and angle hy- Check and make adjustment draulic cylinders.
  • Page 163 1025.6-0000010 OM Table 6.1 continued Malfunction, external manifestation Troubleshooting Steering wheel rotates without driven wheels turn No oil in the oil tank. Fill the tank to the required level and bleed the hydraulic system to remove air. Worn out sealing of hydraulic cylinder pis- Replace sealing or hydraulic cylinder ton.
  • Page 164 1025.6-0000010 OM Table 6.1 continued Malfunction, external manifestation Troubleshooting Hitch with weight doesn’t lift, or its lift is slow. The fault develops as oil heats up in the hy- Check pump capacity, if pump efficiency is draulic system – faulty pump less than 0.7., replace the pump...
  • Page 165 1025.6-0000010 OM Table 6.1 continued Malfunction, external manifestation Troubleshooting Inadvertent movement of power and position handles across the panel Loosened spring load of friction washers Using nuts, adjust spring loading on the on the panel arm axle, until defect is corrected...
  • Page 166 1025.6-0000010 OM Table 6.1 continued Malfunction, external manifestation Troubleshooting After diesel start starter remains in the engaged position Stuck contacts of control starter relay Stop the diesel and switch off SB“ground” using(installed in the instruments panel) switch. Send starter and relay to workshop for repair.
  • Page 167 1025.6-0000010 OM Table 6.1 continued Malfunction, external manifestation Troubleshooting Pressure in the cylinder drops fast upon diesel shut down Air leakage along pneumatic system con- Eliminate leakage necting elements Pressure in the cylinder reduces quickly upon pressing brakes Brake valve inlet valve is askew,...
  • Page 168 1025.6-0000010 OM Table 6.1 continued Malfunction, external manifestation Troubleshooting Trailer brakes are inefficient Brake valve doesn’t provide in the control Make adjustment of brake valve and its main pipeline pressure 0.77…0.80 Mpa drive (7.7…8.0 kgf/cm ) or 0.53…0.6 Mpa (5.3…6.0 kgf/cm ) for Hungary and Germa- Brake valve doesn’t provide pressure...
  • Page 169 245S4 -0000100 OM. In order to facilitate the tasks and trouble- shooting of the electronic engine control system of the tractor there is a diagram of the electronic engine control system electrical connections of BELARUS-1025.6 (Appendix A) enclosed in this manual.

  • Page 170: Tractor Storage

    7 TRACTOR STORAGE 7.1 General instructions ATTENTION: THE PRESENT SECTION CONTAINS THE STORAGE REGULA- TIONS FOR TRACTOR “BELARUS-1025.6” CHASSIS SYSTEMS AND UNITS. ENGINE STORAGE, PRESERVATION, REPRESERVATION, DEPRESERVATION REGULATIONS ARE SPECIFIED IN THE ENGINE OPERATION MANUAL! The tractors shall be stored in the indoor area or under a shed.

  • Page 171: Requirements For Tractor Outdoors Long-Term Storage

    1025.6-0000010 OM 2. degree of battery discharge by the electrolyte density - recharge the battery if necessary Degree of battery discharge shall not be lower than 50% in summer and 25% in winter. 1 – filler plug; 2 – terminal of output pin connector.

  • Page 172: Preservation

    1025.6-0000010 OM Only pneumatic tires unloaded are allowed for outdoor storage on tractors, resting on supports. Tire surface should be covered with protective agent. Tires pressure should be decreased up to 70% of the standard. Clean exterior surfaces of the hydraulic system flexible hoses off mud and oil.

  • Page 173: Depreservation And Represervation

    Engage the parking brake and the first gear of the gearbox for tractor transportation. Fasten BELARUS-1025.6 tractor to the rail platform with four sling ropes. Fasten one sling rope on each side to a special nut located on rear wheel hub by one end, and to binder bracket by another end.
  • Page 174 1025.6-0000010 OM Tie the steel ropes of BELARUS-1025.6 tractors down to lifting eye nuts of the front and rear wheel, as shown in the scheme roping diagram in Figure 8.1.1 When tying the steel ropes to lifting eye nut 3 (Figure 8.1.1) of the front or rear wheel, place hauling device 2 around the lifting eye nut body and lock it by inserting stop lock 1 into the eye of the lifting eye nut.

  • Page 175: Service Bulletins

    1025.6-0000010 OM Service bulletins...

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