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MTW BELARUS-1221.5 Operator's Manual

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BELARUS
1 2 2 1 . 5
1221.5-0000010 OM
OPERATOR'S MANUAL
2013

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Summary of Contents for MTW BELARUS-1221.5

  • Page 1 BELARUS 1 2 2 1 . 5 1221.5-0000010 OM OPERATOR’S MANUAL 2013...
  • Page 2 Operator's manual is meant for tractor study, operation rules and servicing of tractors “BELARUS-1221.5”. In view of P/A “MTW” policy directed to constant upgrading of produced goods, the con- struction of some units and parts of Belarus tractor may undergo changes which are not reflected in present edition.

  • Page 3: Table Of Contents

    1.2 Technical specifications ....................11 1.3 Tractor composition ......................14 1.4 Vibration level at the operator's working place of the tractor “BELARUS-1221.5” ....16 1.5 Noise level at the operator's working place of the tractor “BELARUS-1221.5”....16 1.6 Tractor and its component marking ................16 2 CONTROLS AND INSTRUMENTS...................
  • Page 4 1221.5-0000010 OM 2.17 Rear lift linkage control with hydraulic lift ..............44 2.17.1 RLL control elements with hydraulic lift..............44 2.17.2 General information about control rules for RLL with hydraulic lift ......45 2.18 HLL pump control ......................46 2.19 Hydraulic lift linkage distribution valve sections (remote cylinders) control ....47 2.19.1 ontrol of remote hydraulic cylinders with distribution valve RP70-1221 or RP70- 1221.1 or RS213Mita installed by means of levers.
  • 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-1221.5” ........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 1221.5-0000010 OM 4.13.1 General information....................117 4.13.2 Safety measures at tractor “BELARUS-1221.5” operation with loader installed 119 4.13.3 Information about mounting holes of tractor ............121 4.14 Three-point front lift linkage ..................123 4.14.1 General information about the device ..............123 4.14.2 The rules of agricultural implements coupling to FLL ..........
  • Page 7 1221.5-0000010 OM Introduction The present manual is designed for studying the structure, operation rules and mainte- nance of tractors “BELARUS-1221.5”. Scrutinize this manual. It will help you to study the rules of correct operation and main- tenance. Failure to follow this instruction can lead to operator's injury or a breakdown of a tractor.
  • Page 8 1221.5-0000010 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 9 1221.5-0000010 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 10: Tractor Description And Operation

    2 with the wheel formula 4X4. Appearance of the tractor “BELARUS-1221.5” is presented in figures 1.1.1. Appearance of the tractor “BELARUS-1221.5” equipped with FPTO and FLL is pre- sented in figures 1.1.2. Figure 1.1.1 – Basic configuration of tractor “BELARUS-1221.5”...

  • Page 11: Technical Specifications

    1221.5-0000010 OM 1.2 Technical specifications Main parameters and technical specifications of tractor BELARUS-1221.5 are given in table 1.1. Table 1.1 Parameter Parameter value for the tractor (characteristics) title “BELARUS-1221.5” 1 Traction class as per GOST 27021 2 Rated traction force, kN...
  • Page 12 1221.5-0000010 OM Table 1.1 continued Parameter Parameter value for the tractor (characteristics) title “BELARUS-1221.5” 8 Permitted load on axles, kN: ) on front b) on rear 9 Max weight of the trailer, kg ) without brakes 2500 b) with independent brake...
  • Page 13 1.1 for tractors “BELARUS-1221.5” with GB 16x8 (basic configuration). Num- ber of gears and travel speed of the tractor “BELARUS-1221.5 with GB 24x12 (optional configuration) are given in subsection 2.27 “Gears and rages shifting of GB 24x12”.

  • Page 14: Tractor Composition

    1221.5-0000010 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 six-cylinder inner combustion engine with in-line vertical arrangement of cylinders, with direct injection of diesel fuel and compression ignition, corresponding to environmental requirements of Stage 3B.
  • Page 15 1221.5-0000010 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 16: Vibration Level At The Operator's Working Place Of The Tractor "Belarus-1221.5

    1221.5-0000010 OM 1.4 Vibration level at the operator's working place of the tractor “BELARUS-1221.5” The vibration level at the operator's seat complies with the Council Directive 78/764/ . Values for the vibration level are given in the EU type approval on each type of a seat.
  • Page 17 1221.5-0000010 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 Serial number (to the left along the tractor movement) Clutch configuration number Transmission and rear axle serial number on tractors with hydraulic lift (to the right along the tractor...

  • Page 18: Controls And Instruments

    1221.5-0000010 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 19: Switches Of Instrument Board

    1221.5-0000010 OM To the 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 20 1221.5-0000010 OM The layout of positions of starter and instruments disconnect switch is given in fig. 2.2.2 and in informational plate of the switch. 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”...

  • Page 21: Upper Shield Unit Of Button Switches And Rear Wiper Switch

    1221.5-0000010 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 fuse block. To activate and deactivate the accumulator battery it is necessary to press the button of ac- cumulator battery manual switch 2.

  • Page 22: Cab Heater And Fan Control

    1221.5-0000010 OM 2.4 Cab heater and fan control Cab heater and fan controls are shown in Figure 2.4.1. 1 - heater valve handle; 2- cab heater hose; 3- T-piece; 4- clamp; 5-deflector; 6 - recirculating screen; 7- cab fan switch. Figure 2.4.1 –...

  • Page 23: Conditioner Control

    1221.5-0000010 OM 2.5 Conditioner control 2.5.1 Conditioner control in conditioning mode The conditioner control unit has switches 1 and 2 (figure 2.5.1). 1 – Switch for air flow adjustment; 2 – Conditioner cut-out switch and cooling capacity adjustment; Figure 2.5.1 Conditioner control unit With the help of the switch 1 you can change air flow by changing fan speed.

  • Page 24: Cab Ventilation

    1221.5-0000010 OM To set the conditioner into the heating mode do the following: - after refilling the cooling system with the cooling fluid 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 25: Instrument Board

    1221.5-0000010 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 26 1221.5-0000010 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 Zone on the voltage gauge States of power supply system scale 5 (figure 2.5.1), color with the engine running...

  • Page 27: Pilot Lamps Unit

    1221.5-0000010 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 28: Functioning Algorithm Of Pilot Lamp To Indicate Operation Of Heating Plugs

    1221.5-0000010 OM 2.7.2 Functioning algorithm of pilot lamp to indicate operation of heating plugs As a means of start facilitation heating plugs are used in tractors “BELARUS – 1221.5”, they are mounted in the cylinder head. For individual control of heating plug op- eration modes, indication of their operation a heating plug control unit is used.

  • Page 29: 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-1221.5 comes from the elec- tronic control unit. The range of speed readings is from 0 to 3500 (rpm).
  • Page 30 1221.5-0000010 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 31 1221.5-0000010 OM Switching between indication modes of “Total elapsed engine time “, “Instant fuel flow”, “Remaining fuel volume”, “Time of running with remaining fuel”, “On-board volt- age”, “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 operation algorithms„Testing workability of speed sensors”, “Testing workability of frequency fuel volume sensor (FFVS)”, “testing workability and connection of CAN-bus to the Integrated Indicator”...

  • Page 32: Pilot Lamps Of The Integrated Indicator

    1221.5-0000010 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 left wheel sensor sensor for 10-12 sec. a message in the form of “0” digit is displayed on liquid-crystal display characterizing the location of the faulty sensor (left or right) right wheel sensor...

  • Page 33: Description Of Testing The Indicator Performance

    (II) by means of a special device (if provided). Should such a device be unavailable, the programming shall be performed by means of the above mentioned buttons. On “BELARUS-1221.5” tractors, the 1 connector is not enabled. Figure 2.8.3 – Programming panel of integrated indicator Algorithm of integrated indicator programming 1.
  • Page 34 1221.5-0000010 OM One unfixed value can be input in a range: for “Z” - 23 to 69; for “I” - 1,000 to 4,000; for “R” - 400 to 1000; for “K” - 2,360 to 4,000; (For an integrated indicator without a CAN interface) for “KV2”...

  • Page 35: Engine Control Panel

    1221.5-0000010 OM 2.9 Engine control panel 2.9.1 General information The engine control panel 5 (Figure 2.9.1) includes a button switch of testing activa- tion 1, a fault testing annunciator 2, a cigarette lighter 3, an information display 4, electrical receptacle 12V/25 6, 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 36: Adjustment Of Brightness And Sharpness Of The Information Display

    1221.5-0000010 OM information display functions in a working mode – it displays actual parameters of engine operation. 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 lights up or flashes on the engine control panel 5.
  • Page 37 1221.5-0000010 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. Pressing the button 1 on the monitor activates the main three-segment image on the screen.
  • Page 38 1221.5-0000010 OM Table 2.4 – Lift of parameters of four-segment and graphic indication of engine operation Four-segment imag- Graphic imag- Parameters Symbol Electric voltage directly on terminals of information monitor connection, V Voltage on the terminals of the ac- cumulator battery, measured by the engine electronic control unit, V Fuel flow, l/h Fuel delivery pressure, kPa...

  • Page 39: Steering

    2.10 Steering 2.10.1 General information “BELARUS-1221.5” tractors are 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 40: Switching Of Ranges And Gears Of Gearbox 16 8

    Figure 2.14.1 – Gearbox 16x8control 2.14.2 Tractor velocity diagram with GB 16[8 The table of “BELARUS-1221.5” 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-1221.5” tractor velocity diagram with GB 16x8...

  • Page 41: Control Panel For Rear Axle Dl, Fda Drive And Front Pto

    Figure 2.15.1 – Control panel for rear axle DL and FDA drive and front PTO Against order the tractor “BELARUS-1221.5” may be equipped with FPTO which is activated and deactivated with switches 6 and 7. Control for FPTO operation is carried out with pilot lamp 3.

  • Page 42: Front Driving Axle (Fda) Drive Control

    1221.5-0000010 OM ATTENTION: DISENGAGE DL WHEN TRACTOR DRIVING SPEED EXCEEDS 13 KM/H. OTHERWISE IT WILL RESULT IN POWER TRAIN OPERATING LIFE REDUC- TION AND WILL MAKE IT DIFFICULT TO DRIVE THE TRACTOR. POSITIVE LOCKING SHALL BE USED ONLY FOR A SHORT PERIOD DURING PASSAGE OF OBSTRUC- TIONS IN ROAD.

  • Page 43: Rear Power Take-Off Shaft Engagement

    1221.5-0000010 OM 2.16.2 Rear power take-off shaft engagement Engagement of rear PTO is possible only when lever 44 (Figure 2.1.1) is shifted in position “ground-speed drive of rear PTO is engaged” or in position “continuous drive of rear PTO is engaged”. Rear PTO shall not operate in "neutral” position. Rear PTO switching rod 38 (Figure 2.1.1) has two positions: - when rod 38 is shifted from lowermost position to uppermost position, rear PTO becomes engaged;...

  • Page 44: Tractor Operation Without Use Of Rear Pto

    1221.5-0000010 OM 2.16.4 Tractor operation without use of rear PTO When tractor is operated without rear PTO, the arm for shifting of continuous two- speed PTO drive must be set into position 540 min , lever for shifting of rear PTO from con- tinuous to ground-speed drive - must be set into “neutral”...

  • Page 45: General Information About Control Rules For Rll With Hydraulic Lift

    1221.5-0000010 OM 2.17.2 General information about control rules for RLL with hydraulic lift Hydraulic lift linkage of your tractor is equipped with hydraulically operated lift and ensures operation of rear lift linkage in the following modes: - lift of an attached implement and its lowering under self-weight; - position control (automated holding of an attached implement at a specified posi- tion against the tractor);...

  • Page 46: Hll Pump Control

    1221.5-0000010 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. Before turning the shaft 1 to any of 2 two positions, loosen a bolt 2 by 1,5…2 revo- lutions and turn the shaft 1 together with a locking plate.

  • Page 47: Hydraulic Lift Linkage Distribution Valve Sections (Remote Cylinders) Control

    “Neutral” position after fulfillment of the operation). Distribution valve RP70-1221 and RP70-1221.1 outputs positioning and connection to the external consumers on tractors “BELARUS-1221.5” diagram is presented on Figure 2.19.2.

  • Page 48: Control Of Remote Hydraulic Cylinders With Distribution Valve Rp70-622 Or Rp70

    Figure 2.19.2 - Distribution valve RP70-1221 and RP70-1221.1 outputs positioning and connection to the external consumers diagram. Distribution valve RS213Mita outputs positioning and connection to the external consumers on tractors “BELARUS-1221.5” diagram is presented on Figure 2.19.3. Free drain Lift...

  • Page 49: Cutout Fuses

    Figure 2.19.4 Remote hydraulic cylinders with distribution valve RP70-622 or RP70- 622.1 installed control by means of joystick and lever. Distribution valve RP70-622 or RP70-622.1 outputs positioning and connection to ex- ternal consumers on the tractors "BELARUS-1221.5" diagram is shown in Figure 2.19.5. Free drain Lowering...

  • Page 50: Fuses For Electrical Equipment System

    1221.5-0000010 OM 2.20.2 Fuses for electrical equipment system Three blocks of cutout fuses are built into the instrument board. To access the cutout fuses do two screws 2 out (Figure 2.20.1) and open the cover of the instrument board 1. 1 –...

  • Page 51: 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-1221.5” 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 52: Fuse For Engine Electronic Control System

    1221.5-0000010 OM 2.20.4 Fuse for engine electronic control system The location of the fuses for the EECS 3 and 5 in the fuse block 1 is shown in fig. 2.20.6 (the fuse block 1 is located in accumulator box). 1 – fuse block, 2 – suspended power fuse of a radio recorder (fuse link 25 ); 3 – EECS power fuse when the storage battery switch is on (with rated value of 80 );...
  • Page 53 1221.5-0000010 OM To access the PASU it is required to do four bolts out and open the cover of the special compartment. Then to access the relay and fuses of the PASU do four screws 5 out (Figure 2.20.7) and take the iron cover off. The block includes ten fuses 1 (Figure 2.20.8) (F1…F10), seven electromagnetic re- lays 4 (K1…K7), commutating power supply for consumers.
  • Page 54 1221.5-0000010 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 used) Relay of power supply after instruments are turned on Common power supply to SCR heaters Power supply to SCR heaters Activation of a heater for SCR charging hose Activation of a heater for SCR drain hose...

  • Page 55: Cab Locks And Handles

    1221.5-0000010 OM 2.21 Cab locks and handles 2.21.1 Cab door locks Left and right doors of tractor cab are secured from inside 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 backward unlocks the door.

  • Page 56: Rear Window Opening

    1221.5-0000010 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 57: Adjustments Of Belarus Seat

    1221.5-0000010 OM ATTENTION: BEFORE STARTING TO OPERATE THE TRACTOR ADJUST THE SEAT TO REACH THE MOST COMFORTABLE POSITION. CARRY OUT ALL ADJUST- MENTS WHEN STAYING IN THE SEAT! THE SEAT IS CONSIDERED CORRECTLY ADJUSTED ACCORDING TO THE MASS IF IT MOVES HALF OF THE STROKE UNDER THE OPERATOR'S WEIGHT (THE SUSPENSION STROKE IS 100 MM)! 2.22.2 Adjustments of BELARUS seat ) Seat BELARUS 80-6800010...

  • Page 58: Adjustments Of Grammer Seat

    1221.5-0000010 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 59: Controlling Drive Of Transmission Hydraulic System Pump

    1221.5-0000010 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. Figure 2.23.1 –...

  • Page 60: Connector Elements Of The Electrical Equipment

    1221.5-0000010 OM 2.25 Connector elements of the electrical equipment 2.25.1 Socket to connect coupled agricultural equipment A standard seven-pin socket with an additional receiver to connect a portable lamp (figure 2.25.1) is intended to connect current consumers of a trailer or trailed agricultural implement. It is mounted on the rear cab support.

  • Page 61: Creeper Control

    1221.5-0000010 OM 2.26 Creeper control 2.26.1 Creeper control on tractors with GB16x8. 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: Creeper Control On Tractors With Gb 24X12

    1221.5-0000010 OM 2.26.2 Creeper control on tractors with GB 24x12 The rules for creeper control on tractors with GB 24x12 are identical to creeper con- trol on tractors with GB 16x18. With the help of a creeper, tractor speed is additionally 4,5 times reduced at forward travel gears of range “A”...
  • Page 63 1221.5-0000010 OM The velocity diagram table of “BELARUS-1221.5” tractor on tires of basic configuration is at- tached to the cab right window and is shown in Figure 2.27.2. Figure 2.27.2 – The velocity diagram of tractor “BELARUS-1221.5” with gearbox unit...

  • Page 64: Control Of Rear Lift Linkage With Electrohydraulic Control System

    1221.5-0000010 OM 2.28 Control of rear lift linkage with electrohydraulic control system. 2.28.1 General information on control rules of rear lift linkage with electrohydraulic control system Electrohydraulic control of rear lift linkage is performed with a control panel (figure 2.28.1) or remote buttons 4 and 5 (figure 2.28.2). Should any fault in electrohydraulic con- trol system of RLL occur, diagnostic annunciator 5 (figure 2.28.1) displays the information on the fault and if required RLL control system locking takes place.
  • Page 65 1221.5-0000010 OM Handle 11 has four positions: ) intermediate position – off; b) upper position – uplift; c) lower position – lowering (in operation – automatic control); d) moving the handle downward (unfixed) from the position “ ” – implement deepen- ing (automatic control is off in this case);...

  • Page 66: Remote Buttons Of Rll Control System

    1221.5-0000010 OM To switch off the “dampening” mode press button 2. The annunciator of “dampen- ing” activation goes out and RLL returns to the upper position. Switch retainer 1 into the initial position. ATTENTION: THE “DAMPENING” MODE IS ACTIVE ONLY WHEN HANDLE 11 IS IN THE POSITION “UPLIFT”! ATTENTION: DURING FIELD OPERATION (TILLAGE, CULTIVATION, ETC.) THE “DAMPENING”...

  • Page 67: Troubleshooting Of Rll Electronic Control System

    1221.5-0000010 OM 2.28.4 Troubleshooting of RLL electronic control system Electronic control system installed on your tractor has an ability of self-testing and in case of failure detecting it provides the operator with code information with the help of troubleshooting annunciator 5 (figure 2.28.1) on RLL control panel. After engine start, as it is specified in subsection 2.28.2, annunciator 5 is on permanently in case of failure ab- sence in RLL control system.

  • Page 68: Intended Use Of Tractor

    1221.5-0000010 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 2.0.

  • Page 69: Tractor Use

    3.2.2 Preparing for start and starting the engine To start the engine of tractor “BELARUS-1221.5” perform the following actions: engage the tractor parking brake; if required, fill in fuel and bleed the fuel delivery system to remove air;...
  • Page 70 1221.5-0000010 OM 4) On the pilot lamp unit a pilot lamp of emergency oil pressure in HSC will light up. On the dashboard a signal lamp of oil emergency pressure in engine lubrication system (and a buzzer sounds), a signal lamp of air emergency pressure in the pneumatic system (if it is below the accepted value), a signal lamp of fuel reserve capacity in the tank (when reserve volume of fuel remains in the tank).

  • Page 71: Tractor Motion Start, Gb Shifting

    Before starting to move define a necessary speed of tractor movement. The speed diagram of the tractor “BELARUS-1221.5” with tires of basic configuration is given in the instruction table attached to the right glass of the cab and also in subsection 2.14.2. “Trac- tor velocity diagram”.

  • Page 72: Tractor Stop

    1221.5-0000010 OM ATTENTION: WITH THE DIFFERENTIAL LOCK ENGAGED THE TRACTOR MOVEMENT SHALL NOT EXCEED 13 KM/H! ATTENTION: OPERATING ON ROADS WITH HARD SURFACE IT IS NECES- SARY TO SWITCH THE FDA DRIVE OFF TO AVOID INCREASE WEAR OF FRONT WHEELS! ATTENTION: IT IS ALLOWED TO USE THE ENGINE AT ITS FULL POWER ONLY AS THE COOLANT TEMPERATURE REACHES 70°C.

  • Page 73: Leaving The Tractor

    PTO end 1c (8 splines, 540 rpm) and a PTO end 2 (21 splines, 1000 rpm) can be at- tached to the spare parts, tools and accessories kit of the tractor. In their design and arrangement the rear PTO ends of “BELARUS-1221.5” tractor cor- respond to regulations and standards, applicable to PTO shafts of agricultural tractors.
  • Page 74 1221.5-0000010 OM At operation with rear power take-off shaft in ground-speed mode the following shall be taken into account: - PTO shaft end extension can rotate only when the tractor moves; - operating tractor speed in structure of machine-tractor unit shall not exceed 8 km/h; - the direction of rotation of PTO shaft end extension (on looking at PTO shaft end ex- tension ) is different at forward and back motion: at forward motion is clockwise, at back mo- tion is counterclockwise.

  • Page 75: Selection Of Optimal Inner Pressure In Tires Depending On Operational Conditions And Load On Tractor Axles

    1221.5-0000010 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 76: Tire Inflation

    1221.5-0000010 OM Rates of loads on single tires of tractors “BELARUS-1221.5” 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 77 1221.5-0000010 OM 3.2.9 Rear wheel track formation Tractor reer wheels are mounted on the hub groups which consist of conic split bushings 3 and 4 (figure 3.2.3) and hub group housing 2. The bushings are tightened into the hub group housing with six bolts 1 (M20) with a torque from 360 to 450 Nm thus clenching the semiaxle.

  • Page 78: Rear Wheel Twinning

    1221.5-0000010 OM ATTENTION: AFTER BOLT TIGHTENING MAKE SURE THE BUTT ENDS OF UPPER AND LOWER BUSHINGS OVERHAND ONE IN RELATION TO THE OTHER FOR NOT MORE THAN 1...2 MM! SHEME 1 SCHEME 2 Figure 3.2.4 – Reer track mounting Table 3.3 – Reer track mounting The setting-out size Scheme num- from the butt end of the...
  • Page 79 1221.5-0000010 OM 3.2.11 Front wheel track formation The front wheel track is adjusted stepwise both by displacing the wheels from one sideboard to the other, and by changing a position of the wheel disk relative to the rim. The front wheel track may have the following dimensions: 1535, 1635, 1700, 1800, 1850, 1950, 2020, 2120.
  • Page 80 1221.5-0000010 OM End of table 3.4 Tractor track Variants of mounting the Disk offset Description of mounting , mm method disk and the rim , mm (tire 420/70R24) The disk mates with the 1700 support outer surface. The disk mates with the 1800 support inner surface.

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

    1221.5-0000010 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 1221.5-0000010 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; - holding the trailer when staying on slopes;...
  • Page 83 1221.5-0000010 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

    1221.5-0000010 OM 3.3.2 Fire safety measures The tractor shall be equipped with fire fighting equipment, i.e. a shovel and a fire ex- tinguisher. Operating the tractor without fire fighting equipment is forbidden. Never fuel the tractor with the engine running. Do not smoke when fueling in the tractor.

  • Page 85: Tractor Final Assembly And Run-In

    1221.5-0000010 OM 3.4 Tractor final assembly and run-in 3.4.1 Tractor final assembly The “BELARUS-1221.5” 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

    1221.5-0000010 OM 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. Control levels of oil and fluids in refill capacities; - check outer fastening links for tightness and tighten them; - do not overload the engine, avoid engine smoking and speed decrease.

  • Page 87: Emergency Actions

    1221.5-0000010 OM - check and if necessary restore hermiticity of the air cleaner and inlet line; - control engine running, steering, brakes, operation controls, lighting and warning systems; 3.5 Emergency actions 3.5.1 To stop the tractor immediately, sharply depress clutch and brake pedals. 3.5.2 For emergency stop of the engine turn the key of the starter and instrument switch from “I”...

  • Page 88: Coupling Of Implements

    NETWORK IS ALLOWED IF IT IS PROVIDED FOR IN THE OPERATIONAL DOCUMENTS FOR THE IMPLEMENTS. Tractors “BELARUS-1221.5” belong to the category of motor vehicles covered by traffic regulations proceedings and other regulatory documents on the operation of off-track vehicles. Tractor operator is personally liable for abidance by traffic regulations and safe opera- tion requirements, and safety measures and correctness of tractor “BELARUS-1221.5”...

  • Page 89: Types Of Implements Coupled With Tractor "Belarus-1221.5

    TRAILERS) COUPLED! 4.2 Types of implements coupled with tractor “BELARUS-1221.5” According to the type of coupling with tractors «BELARUS-1221.5» 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-1221.5” make it possible to cou- ple all implements, having the corresponding dimensions of attachment elements of con- nection triangle shown in RLL diagram.
  • Page 91 1221.5-0000010 OM 2 Modification of length of left or right lifting rod. 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 1221.5-0000010 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 1221.5-0000010 OM Against order your tractor can be equipped with undivided lower links 6 (figure 4.3.2) and upper link 2 with hinges of category 3. In this case to provide operation with implements of category 2, reducing bushings 1 are included into tractor SPTA for lower links with the im- plement suspension axle of Ø28 mm and reducing bushing 3 and pin 4 of Ø25 mm to cou- ple upper link to the implement.

  • Page 94: Rll Components Adjustment Rules

    1221.5-0000010 OM 4.3.3 RLL components adjustment rules 4.3.3.1 Buckles Buckles are used to limit side sway of lower links of the lift linkage both in transport and in operating position. Your tractor can be equipped with outer turnbuckles. The buckle arrangement and types of buckle blocking are shown in figure 4.3.3. a) buckle arrangement b) full buckle lock c) weak buckle lockout...

  • Page 95: Lifting Rod

    1221.5-0000010 OM While uplifting the implement into transport position it is obligatory to observe the following requirements in order to avoid buckle breakage: - if in operating position the buckles were completely locked, after uplifting the implement into transport position additional buckle adjustments are not required; - if in operating position the buckles were partially locked having the value of implement swaying of at least 125 mm to each side, after uplifting the implement into transport position it is required to shorten the buckles length to the utmost so that the implement swaying makes not...

  • Page 96: Upper Link

    1221.5-0000010 OM 4.3.3.3 Upper link Upper link is shown in Figure 4.3.6. 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 4.3.6); - turning handle 3 of pipe 2 clockwise or counterclockwise change the upper link length;...

  • Page 97: Drawbar Hitches

    1221.5-0000010 OM 4.4 Drawbar hitches 4.4.1 General information Drawbar hitches of “BELARUS-1221.5” can be packaged with drawbar hitches DH-2V (short towing yoke), DH – V (long towing yoke), DH -2R (python), DH -1 (cross- beam) DH -1 -01(draw bar), ensuring coupling and transporting of trailed and...

  • Page 98: Drawbar Hitch Dh-2V (Short Towing Yoke)

    1221.5-0000010 OM 4.4.2 Drawbar hitch DH-2V (short towing yoke) Figure 4.4.1 – Installation variants scheme of DH-2V (short towing yoke) Table 4.2 – Basic parameters and coupling dimensions of DH-2V (short towing yoke) Standard size (configuration) DH-2V (short towing yoke) 1 Variant Yoke acc.

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

    1221.5-0000010 OM 4.4.3 Drawbar hitch DH- V (long towing yoke) Figure 4.4.2 – Installation variants scheme of DH- V (long towing yoke) Table 4.3 – Basic parameters and coupling dimensions of DH-3V (long towing yoke) Standard size (configuration) DH-3V (long towing yoke) 1 Mounting location Rear lifting device 2 Design features...

  • Page 100: Drawbar Hitch Dh-2R (Python)

    1221.5-0000010 OM 4.4.4 Drawbar hitch DH-2R (python) Figure 4.4.3 – Installation variants scheme of DH -2R (python) Table 4.4 – Basic parameters and coupling dimensions of DH-2R (drawbar hitch “python”) Standard size (configuration) DH-2R (drawbar hitch “python”) 1 Mounting location Rear lifting device 2 Design features Cantilever fitted connection pin, verti-...

  • Page 101: Drawbar Hitch Dh-1 -01 (Draw Bar)

    1221.5-0000010 OM 4.4.5 Drawbar hitch DH-1 -01 (draw bar) Figure 4.4.4 – Installation variants scheme of DH-1 -01 (draw bar) Table 4.5 – Basic parameters and coupling dimensions of DH-1M-01 (draw bar) Standard size (configuration) DH-1M-01 (draw bar) First position 1 Variant Second position At the bottom of rear axis body and...

  • Page 102: Drawbar Hitch Dh -1 (Crossbeam)

    1221.5-0000010 OM 4.4.6 Drawbar hitch DH -1 (crossbeam) Figure 4.4.5 – Installation scheme of DH -1 (crossbeam) Table 4.6 – Basic parameters and coupling dimensions of DH-1 (crossbeam) Standard size (configuration) DH-1 (crossbeam) 1 Mounting location On a suspension axis of rear lift link- 2 Design features Draw crossbeam on suspension axis of rear lift linkage...

  • Page 103: 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-1221.5” provides means for oil extraction for operation of the implements coupled. Meanwhile the...
  • Page 104 1221.5-0000010 OM Table 4.7 – Characteristics of tractors “BELARUS-1221.5” hydraulic drive Parameter Parameter description Value (characteristic) Side Rear 1 Paired hydraulic outputs (free) Two pairs Two pairs 2 Oil pipe for free draining into tank (free drain line) Up to 53...

  • Page 105: Front Ballast Weight

    1221.5-0000010 OM 4.6 Front ballast weight The front ballast weight is designed for preserving tractor normal controllability in the conditions of significant front axle unloading while operating with heavy mounted ma- chines and implements mounted onto tractor RLL and DH. For the front ballast weight mounting three variants are possible: ballast with one row of additional weight of 450kg (10 pieces at 45kg each) is shown in figure 4.6.1, basic configuration;...

  • Page 106: Trailer Brake Actuator

    WHEELS AND PREVENTING THE TRACTOR FROM SELF-MOVEMENT! 4.7.2 Double-line pneumatic drive of trailer brakes Tractors BELARUS-1221.5 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

    1221.5-0000010 OM 4.7.3 Hydraulic drive of trailer brakes 4.7.3.1 General information Tractors “BELARUS-1221.5” 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

    1221.5-0000010 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 and the upper edge of the groove in the lever) shall be checked with the main brake ped- als released and the parking brake fully disengaged changing it by turning the end 4 of the rod 2.

  • 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-1221.5”! 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 1221.5-0000010 OM CATIONS AND DESIGN ARE IN SPHERE OF RESPONSIBILITY OF THE IMPLEMENTS AND CARDAN SHAFT MANUFACTURERS! 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- ATE PROTECTIVE DEVICES AND IF THEY ARE SELF-MANUFACTURED OR DAM- AGED!
  • Page 111 1221.5-0000010 OM 6. Safety clutch, as indicated in Figure 4.9.2, shall be installed only from the side of PRS of the drive of the implement coupled, other method of mounting will not ensure the excess of timely protection of the tractor PTO shaft from the maximum permissible torque. After lengthy downtime check the implement safety clutch technical condition.
  • Page 112 1221.5-0000010 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

    1221.5-0000010 OM The PTO shaft shall be disabled in the following cases: - after the tractor has been stopped, but only after the implement coupled has came full duty cycle; - on turns, when the implement is lifted to the transport position; - when moving on the sharp climb and sharp descent.

  • 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-1221.5” 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

    1221.5-0000010 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. Tractor weighting allows possibility to consider weight distribution of MTU masses along the tractor axles completed by you in different operating conditions: “main operation”...
  • Page 116 1221.5-0000010 OM G doubl.= doubl.= G doubl.= 7 , 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- pending on operating conditions and load on the tractor axles”).

  • Page 117: Possibility Of Front Loader Installation

    1221.5-0000010 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. Table 4.9 –...
  • Page 118 1221.5-0000010 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-1221.5" Operation With Loader Installed

    COUPLING OF LOADER WITH TRACTOR “BELARUS -1221.5”, COME WITHIN DUTIES OF THE MANUFACTURER OF THE LOADER! 4.13.2 Safety measures at tractor “BELARUS-1221.5” operation with loader installed During loader operation it is necessary to check on shift-time basis tightening of fasteners of mounting frame of loader and wheeled tractor, and pressure in tires.
  • Page 120 1221.5-0000010 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 tractor “BELARUS-1221.5” is shown in Figure 4.13.2. Parameters of mounting holes are listed in Table 4.10.
  • Page 122 1221.5-0000010 OM...

  • Page 123: Three-Point Front Lift Linkage

    4.14 Three-point front lift linkage 4.14.1 General information about the device Front lift linkage (FLL) is mounted on tractor “BELARUS-1221.5” against order. Tractor with FLL is equipped with a front continuous power takeoff shaft 12 installed on the front plane of bracket 15 (figure 4.14.1). FLL is mounted on the front plane of beam 16 and attached with two plates 3 and 4 to wing spars and side surface of the beam.
  • Page 124 1221.5-0000010 OM Tractor front lift linkage is used with tillage implements in pushing mode only – FLL usage with tillage implements on reverse is not provided. IT IS FORBIDDEN TO USE FLL FOR OPERATION WITH LOGGING BLADES AS WELL AS FOR FRONT PART TRACTOR JACKING. Front lift linkage is a three point lift linkage, category 2 according to ISO 730 and lift linkage-2 according to GOST 10677.

  • Page 125: The Rules Of Agricultural Implements Coupling To Fll

    1221.5-0000010 OM 4.14.2 The rules of agricultural implements coupling to FLL Agricultural implements coupling to FLL is similar to RLL coupling. First it is neces- sary to place hinged joints of FLL lower links grippers on a lower axle of the agricultural machine (or on ears with pins), then couple upper link to the implement.

  • Page 126: Rules Of Shifting Fll From Operating Position To Transport Position

    1221.5-0000010 OM 4.14.3 Rules of shifting FLL from operating position to transport position FLL is shifted from the operating position to the transport position in the following order: - to dismount the upper link hinged joint from the implement; - to unscrew counter nuts on turnbuckles 4 (figure 4.14.4) of lower links 3, 5, loosen the turnbuckles, take the locating fixtures out of the implement axle, release coupling hinged joints of lower links;...

  • Page 127: Maintenance

    1221.5-0000010 OM 5 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 128 1221.5-0000010 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) Shift-time (STMS) 8-10 First maintenance service (MS-1)

  • Page 129: Providing Access To The Components For Maintenance Services

    1221.5-0000010 OM 5.2 Providing access to the components for maintenance services Before starting maintenance services it is required to take off both side bars 8 and 16 (figure 5.2.1), open, then fix tractor hood 6. To get access to the units located under mask 4, it is required to open and then fix tractor mask with the hood being closed.
  • Page 130 1221.5-0000010 OM Mechanism of hood lockup in the open position Mechanism of mask lockup in the open position Mounting-dismounting of end trim side bars 1 – lock; 2 – bracket; 3 – link; 4 – mask; 5 – monocyclone; 6 – hood; 7 – lock; 8 – left side bar;...

  • Page 131: Maintenance Procedure

    1221.5-0000010 OM 5.3 Maintenance procedure Contents of scheduled servicing operations for tractors “BELARUS-1221.5” 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 132 1221.5-0000010 OM Table 5.2 continued Opera- Periodicity, h Operation description tion No 8-10 125 250 500 1000 2000 Check/adjust clearances in steering link joints Check and adjustment of front wheels toe-in Lubricate clutch release yoke bearing Clean rotor wheel of centrifugal oil filter of GB Clean the rotor of the centrifugal engine oil filter Replace oil filter of the engine Replace oil in the engine crankcase...
  • Page 133 1221.5-0000010 OM Table 5.2 finished Opera- Periodicity, h Operation description tion No 8-10 125 250 500 1000 2000 Replace oil in the housings of the brakes, oper- ating in oil sump Grease the mechanism of gear links of the rear lift linkage Change grease in steering joints and rinse the steering joints components...

  • Page 134: Scheduled Maintenance Servicing Operations

    1221.5-0000010 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 135 1221.5-0000010 OM 5.4.1.4 Operation 3. Check of oil level in the HLL tank Before checking the oil level set the tractor on the flat horizontal ground. Lower RLL links to the lowermost position. Stop the engine and put the parking brakes on. Carry out visual inspection of the oil level according to the oil-level pointer 2 (Figure 5.4.3) on the tank 3.
  • Page 136 1221.5-0000010 OM 5.4.1.6 Operation 5. 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 5.4.5). The coolant quantity in the expansion tank shall stay at the level of 20 to 30 mm from the expansion tank bottom to the upper edge of the clamp 11 fastening the expansion tank 9.
  • Page 137 1221.5-0000010 OM 5.4.1.7 Operation 6. Check of tires state Carry out inspection of outside appearance and conditions of the tires in order to detect faults or objects getting stuck in the tires (tacks, rocks and etc.,). If necessary clear the tires of the foreign objects. In case the tires have defects going up to the tire fabric or cracks, going through the whole tire thickness, dismount the tire and send it to the special repair workshop for retreading.
  • Page 138 1221.5-0000010 OM - radiator cores must be cleaned both from the hood mask side and from the engine fan side; ALKALINE SOLUTIONS AND CORROSIVE DETERGENT COMPOSITION MUST NOT BE USED! 5.4.1.13 Operation 12. Check/rinse of gripper tools of RLL Note – The operation is carried out when the tractor rear lift linkage is equipped with lower links with gripper tools.
  • Page 139 1221.5-0000010 OM 5.4.1.16 Operation 15. Check of the condition of the wires and wire bundles of the electrical equipment in the engine compartment, in the cab front area, and the condition of visible parts of the wiring Review the condition of the wiring, wire bundles in the engine compartment, in the cab front area, and the condition of visible parts for abrasion, melt or damage of outer in- sulation.

  • Page 140: Maintenance Services In Every 125 Hours Of Operation

    1221.5-0000010 OM 5.4.2 Maintenance services in every 125 hours of operation 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 17. 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 141 1221.5-0000010 OM 5.4.2.3 Operation 18. 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. During tractor washing take steps to protect the electronic components, plugs and sockets against entry of water jets.
  • Page 142 1221.5-0000010 OM 5.4.2.7 Operation 22. 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 5.4.11) of coarse fuel filter 3; - drain the sediment until the clean fuel will appear, collect sediment in special con- tainer;...
  • Page 143 1221.5-0000010 OM 5 .4.2.9 Operation 24. Lubricate pivot axis bearing of FDA To oil pivot axis bearing 3 perform the following: - remove the caps 1 (Figure 5.4.13) from four lubricating boxes 2 and bearings 3; - clean lubricating boxes 2 from accumulated dirt and consolidated lubricant; - squirt lubricating boxes 2 with lubricant, performing six injections.

  • Page 144: Intervals Of Ms-1, 2Ms-1, Ms-2, Ms-3 And Special Ms

    1221.5-0000010 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 inconsis- tent with intervals of MS-1, 2MS-1, MS-2, MS-3 and special MS 5.4.3.1 General instructions ATTENTION: ONLY DEALERS ARE AUTHORIZED TO PERFORM OPERATIONS 2...

  • Page 145: Operation 31. Check And Adjustment Of Wheels Toe-In

    1221.5-0000010 OM 5.4.3.3 Operation 31. 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 146: General Maintenance Services

    1221.5-0000010 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. . when level sensor or dirtiness sensor responds). 5.4.4.2 Operation 77. Adjustment of valves of GB driven centrifuge Valve 2 for adjustment of working pressure of transmission hydraulic system (Figure 5.4.18) maintains oil pressure in hydraulic system within the range 0.9 to 1.1 MPa.

  • Page 147: Operation 78. Maintenance Of Engine Air Cleaner

    1221.5-0000010 OM 5.4.4.3 Operation 78. Maintenance of engine air cleaner Maintenance of engine air cleaner with paper filter elements from special high- porous cardboard should be performed every 500 hours of diesel engine operation or, if necessary, according to the data provided by the filter clogging indicator. Maintenance of engine air cleaner consists in blowing of the main filter element which keeps dust coming into the air cleaner.

  • Page 148: Seasonal Maintenance Services

    1221.5-0000010 OM 5.5 Seasonal maintenance services Carrying out of seasonal maintenance service combine with performance of opera- tions of the ordinary maintenance services. Scope of work which should be carried out dur- ing seasonal maintenance service, is listed in Table 5.3. Table 5.3 –...

  • Page 149: Safety Measures During Maintenance And Repair Operations

    1221.5-0000010 OM 5.6 Safety measures during maintenance and repair operations 5.6.1 General safety requirements While carrying out maintenance service and repair operations it is necessary to pro- vide safety measures observation according to GOST 12.2.019. It is forbidden to dismount the hood side panels and/or open the hood of the tractor with the engine running.

  • Page 150: Guidelines For Safe Use Of Leveling Jacks And Statement Of Places Where They Shall Be Installed

    1221.5-0000010 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 151 1221.5-0000010 OM When using leveling jacks comply with the following safety requirements: - in the course of tractors “BELARUS-1221.5” 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 152 - funnels for filling cooling liquid, oils and other tractor hydraulic liquids; - tanks for discharge of waste oils and liquids with volume not less than that speci- fied in column 8 of Table 5.4 “The list of tractor “BELARUS-1221.5” FLM (fuel and lubrica- tion materials)”.

  • Page 153: Filling And Lubrication Of The Tractor With Fuel And Lubrication Materials

    1221.5-0000010 OM 5.7 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.
  • Page 154 1221.5-0000010 OM Table 5.4 continued Engine oil is the same as filled in the engine crankcase 2.2 High- See engine When new or pressure operating repaired fuel fuel pump manual pump of the of the en- company Bosch, gine Germany is installed.
  • Page 155 1221.5-0000010 OM Table 5.4 continued Front Transmission Transmis- Engine HESSOL (4,3±0,2) 1000 PTO re- sion ol BECHEM duction -15 , –17 , HYPOID unit GOST SAE 80W-90 GOST 23652-79, GOST 23652- 8581-78 API GL5/GL4 38.401-58- 305-2002 2.8 HSC tank All-weather oils: Not available Not avail- Not avail- 1000...
  • Page 156 1221.5-0000010 OM Table 5.4 continued 3 Greases and lubricants Cooling Grease Litol- Shell 0,05 One- Filled by Not avail- Not available system able Alvania, ±0,003 time the manu- pump (bear- 4/12-3 Shell Tivela facturer, ing space) GOST not refilled 21150-87 during operation Clutch re-...
  • Page 157 1221.5-0000010 OM End of table 5.4 4 Special-purpose liquids Engine Low-freezing cooling Cooling fluid Not avail- MIL-F-5559 26,5±0,2 fluid “Tosol- TC FELIX- -40 (up to able cooling (BS 150), e in 40 Standart” (up to minus minus 40°C), system (USA) 40°C), “Tosol- TC FE- -65 (up to (with ra-...

  • Page 158: Possible Malfunctions And Guidelines For Troubleshooting

    1221.5-0000010 OM 6. POSSIBLE MALFUNCTIONS AND GUIDELINES FOR TROUBLESHOOTING List of possible failures of tractor “BELARUS-1221.5” 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 159 1221.5-0000010 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 Replace rubber sealings gear group is disturbed Oil leaks over the sealings of PTO gear...
  • Page 160 1221.5-0000010 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 161 1221.5-0000010 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 piston. Replace sealing or hydraulic cylinder Steering wheel doesn’t return to “neutral”, “motoring”...
  • Page 162 1221.5-0000010 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 The defect develops at any oil temperature Dismount governor-distributor, pull out by-...
  • Page 163 1221.5-0000010 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 During ploughing or general cultivation in the power control mode, an implement jumps out of soil or goes too deep when power handle is slightly shifted Breakdown of power sensor spring...
  • Page 164 1221.5-0000010 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 165 1221.5-0000010 OM Table 6.1 continued Malfunction, external manifestation Troubleshooting Pressure in the cylinder drops fast upon diesel shut down Air leakage along pneumatic system connect- Eliminate leakage ing elements Pressure in the cylinder reduces quickly upon pressing brakes Brake valve inlet valve is askew, Eliminate skewness, clean the valve or clogged or damaged replace it...
  • Page 166 1221.5-0000010 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 drive main pipeline pressure 0.77…0.80 Mpa or 0.53…0.6 Mpa for Hungary and Germany. Brake valve doesn’t provide pressure Make adjustment of brake valve and its drive drop in the connecting pipe-line to zero...
  • Page 167 1221.5-0000010 OM Table 6.1 continued Malfunction, external manifestation Troubleshooting During tractor braking (pressing both brake pedals at the same time) FDA drive doesn’t switch on. One or both sensors of brakes switching on) One by one imitate sensors’ operation by don’t operate.

  • Page 168: Tractor Storage

    7 TRACTOR STORAGE 7.1 General instructions ATTENTION: THE PRESENT SECTION CONTAINS THE STORAGE REGULA- TIONS FOR TRACTOR “BELARUS-1221.5” 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 169: Requirements For Outdoors Long-Term Storage

    1221.5-0000010 OM 7.4 Requirements for outdoors long-term storage Before putting a tractor in the storage check its technical condition. Carry out basic maintenance services. Technological maintenance when preparing tractor for long-term storage includes: - cleaning and washing; - dismounting and preparing for storage tractor components subject to storage in spe- cially equipped warehouses;...

  • Page 170: Preservation

    1221.5-0000010 OM 7.5 Preservation Preservation provides provisional anticorrosion protection of tractor assemblies and systems from ambient exposure in the process of tractor transportation and storage. Engine, its systems and fuel tank preservation instructions are listed in the engine operation manual. Clean tractor surfaces subject to preservation from mechanical staining, degreased and dried up.

  • Page 171: Safety Requirements For Preservation

    1221.5-0000010 OM 7.8 Safety requirements for preservation The preservation procedure, comprising surfaces preparation, coating with preservation materials, paper marking and cutting, packing, shall be carried out only by persons of the age, subjected to medical examination, properly instructed on labor and fire safety, and receiving primary instructions on the working place.

  • Page 172: Service Bulletins

    1221.5-0000010 OM Service bulletins...

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