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Belarus 892 Operation Manual

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BELARUS
8 9 2 / 8 9 2 . 2
892-0000010B OM
OPERATION MANUAL
2014

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  • Page 1 BELARUS 8 9 2 / 8 9 2 . 2 892-0000010B OM OPERATION MANUAL 2014...
  • Page 2 In view of Minsk Tractor Works policy directed to constant upgrading of produced goods, the construction of some units and parts of Belarus tractor may undergo changes which are not reflected in present edition. The detailed information may be obtained from “BEL- ARUS”...

  • Page 3: Table Of Contents

    1.1 Tractor purpose ....................12 1.2 Technical specifications ..................14 1.3 Tractor composition ....................17 1.4 Vibration level at the operator's working place of the BELARUS-892/892.2 tractor ..19 1.5 Tractor marking ..................... 19 1.6 Packing ......................... 19 2 CONTROLS AND INSTRUMENTS ................. 20 2.1 Layout of controls and instruments of the tractor ..........
  • Page 4 2.18.4 Opening of cab roof ..................59 2.19 Seat and its adjustments ..................60 2.19.1 General information ..................60 2.19.2 BELARUS seat adjustments ................61 2.19.3 Grammer seat adjustments................62 2.20 Pneumatic compressor control ................63 2.21 Connection parts of electrical equipment ............63 2.21.1 Socket for connecting the electrical equipment of attached agricultural...
  • Page 5 892-0000010B OM 3.3.9 Operation of reverse gear unit ................99 3.4 Rear axle ......................100 3.4.1 General information ..................100 3.4.2 Main drive ......................100 3.4.3 Differential ....................... 101 3.4.4 Final drives ...................... 101 3.4.5 Rear axle differential lock (DL) ................. 102 3.4.5.1 Differential lock clutch ...................
  • Page 6 892-0000010B OM 3.13.3 Combined unit TSU-1M-02 (combined unit with pendulum in operating position and hydraulic hook in additional position)................141 3.13.4 Tow hitch TSU-1М (pendulum) ..............141 3.13.5 Lowering link ....................141 3.13.6 Basic parameters and coupling dimensions of TSU-1M-02 (combined unit with pendulum in operating position, TSU-1M (pendulum) and of lowering link.
  • Page 7 5 COUPLING OF IMPLEMENTS ................198 5.1 General information .................... 198 5.2 Types of implements coupled with BELARUS-892/892.2 tractors ...... 199 5.3 Three-point rear lift linkage ................. 201 5.4 Usage patterns of tractor hydraulic system for driving of operated parts and other elements of unitized hydraulically operated machines and aggregates ....
  • Page 8 ..................216 5.10 Possibility of front loader installation ..............218 5.10.1 General information ..................218 5.10.2 Safety measures at BELARUS-892/892.2 tractors operation with loader installed ........................220 5.10.3 Information about mounting holes of tractor ..........222 6 MAINTENANCE ....................224 6.1 General instructions ....................
  • Page 9 9.1 Tractor transportation ..................307 Service bulletins ....................... 310 ANNEX A. (Compulsory) Electrical circuit diagram of electrical equipment of BELARUS - 892/892.2 (dashboard with castable panel)……………………………..311 ANNEX B. (Compulsory)Electrical circuit diagram of electrical equipment of BELARUS - 892/892.2 (dashboard with molded panel)………………………………312...
  • Page 10 892-0000010B OM Introduction The present manual is designed for studying the structure, operation rules and mainte- nance of the BELARUS-892/892.2 tractors. Scrutinize this manual. It will help you to study the rules of correct operation and mainte- nance. Failure to follow this instruction can lead to operator's injury or a breakdown of the tractor.
  • Page 11 892-0000010B 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 12: Tractor Description And Operation

    D-245.5; 65,0 FDA 72 BELARUS-892 (D-245.5C; 66,0) D-245.5; 65,0 BELARUS -892.2 FDA 822 (D-245.5C; 66,0) Appearance of the BELARUS-892.2 tractor (basic configuration) is presented in Fig- ure 1.1.1. Appearance of the BELARUS-892 tractor (basic configuration) is presented in Figure 1.1.2.
  • Page 13 892-0000010B OM Figure 1.1.1 – The BELARUS-892.2 tractor       Figure 1.1.2 – The BELARUS-892 tractor (for the rest see Figure 1.1.1)

  • Page 14: Technical Specifications

    892-0000010B OM 1.2 Technical specifications Main parameters and technical specifications of the BELARUS-892/892.2 tractor are given in Table 1.2.1. Table 1.2.1 Parameter Parameter value for the tractor (characteristics) title 892.2 1 Traction class as per GOST 27021 2 Rated traction force, kN 3 Engine а) model...
  • Page 15 892-0000010B OM Table 1.2.1 continued Parameter value for the tractor Parameter (characteristics) title 892.2 9 Distribution of operating weight on axles, 1370±50 1470±50 а) on front 2780±50 b) on rear 10 Permitted load on axles, kN: а) on front b) on rear...
  • Page 16 892-0000010B OM Table 1.2.1 continued Parameter Parameter value for the tractor (characteristics) title 892.2 20 Electrical equipment as per GOST 3940: а) rated supply voltage in on-board power circuit, V b) rated ignition voltage, V 21 Hydraulic lift linkage: а) pump displacement under crankshaft...

  • Page 17: Tractor Composition

    Undercarriage: front and rear driving wheels, with pneumatic tyres of low pressure. Steering wheels are front wheels. The rear wheels can be twinned by means of spacers. The BELARUS-892/892.2 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 compression ignition.
  • Page 18 The front driving axle – with main gear group, a self-locked differential, final drives. On BELARUS-892 – with bevel wheel gear groups. On BELARUS-892.2 - with spur plane- tary wheel gear groups. The FDA drive is a transfer box with automatic FDA engagement, two cardan shafts and an intermediate bearing with a safety clutch.

  • Page 19: Vibration Level At The Operator's Working Place Of The Belarus-892/892.2 Tractor

    892-0000010B OM 1.4 Vibration level at the operator's working place of the BELARUS-892/892.2 tractor Max. permitted vibration levels in vertical direction on operator's seat of the BELARUS- 892/892.2 tractors are provided in Table 1.4.1. Table 1.4.1 Name of parameter Parameter value in octave band with geometric mean fre-...

  • Page 20: Controls And Instruments

    892-0000010B OM 2 Controls and instruments 2.1 Layout of controls and instruments of the tractor The controls and instruments, located in the tractor cab, are presented in Figures 2.1.1 and 2.1.2. 1 – warning alarm switch; 2 – wheel to operate shutter of engine water radiator; 3 – mul- tifunctional underwheel switch;...

  • Page 21: Switches Of Dashboard

    892-0000010B OM 1 – parking brake lever; 2 – gear shifting lever; 3 – limiter of draft control lever; 4 – fuel feed lever; 5 – PTO control lever; 6 – draft control (RLL) handle; 7 – ground switch; 8 –...
  • Page 22 892-0000010B OM The starter and instrument switch 5 (Figure 2.2.1) has four positions: - «0» – off; - «I» – instruments; pilot lamp units are on; - «II» – starter is on (non-fixed position); - «III» – radio set is on (key turned counterclockwise).

  • Page 23: Upper Shield Unit Of Button Switches And Rear Wiper Switch

    892-0000010B OM 2.3 Upper shield unit of button switches and rear wiper switch Pushing switch button 1 (Figure 2.3.1) turns the windscreen wiper on. The switch has three positions: - “Off”; - “On with low speed”; - “On with high speed”.

  • Page 24: Cab Heater And Fan Control

    892-0000010B OM 2.4 Cab heater and fan control Cab heater and fan controls are shown in Figure 2.4.1. 1, 2 - heater valve handle; 3 - recirculating shutter; 4 - cab fan switch; 5 - deflector; 6 - drain plug.
  • Page 25 892-0000010B OM ATTENTION: WHEN HEATING AND VENTILATING SYSTEM IS OPERATED IN HEAT- ING MODE CAB VENTILATION IS PERFORMED SIMULTANEOUSLY. TO OPERATE HEAT- ING AND VENTILATING SYSTEM IN VENTILATING ONLY (DURING WARM SEASON) THE HEATER’S VALVE SHOULD BE CLOSED! You tractor can be equipped with conditioning system instead of heating and ventilating system.

  • Page 26: Instrument Board

    892-0000010B OM 2.5 Instrument board The instrument board 4 (Figure 2.1.1) includes five gauges with five signal lamps as shown in Figure 2.5.1. Variant 1 Variant 2 1 – pilot lamp of reserve fuel volume in the tank; 2 – gauge of air pressure in the pneumatics;...
  • Page 27 892-0000010B OM 2.5.3 The scale of the gauge indicating fuel level in the tank 4 (Figure 2.5.1) has the divisions “0-1/4-1/2-3/4-1”. (variant 1), “0-0.5-1” (variant 2). A pilot lamp 1 (orange color) is built into the gauge scale, which lights up when fuel volume in the tank drops to 1/8 of the total tank volume.

  • Page 28: Pilot Lamp Units

    2.6 Pilot lamp units There are two units of pilot lamps 5 (Figure 2.1.1) installed in the dashboard of the BELA- RUS-892/892.2 tractor. Each pilot lamp unit has six pilot lamps and one button to check the serviceability of pilot lamps.

  • Page 29: Tachospeedometer

    PTO speed; speed sensor serviceability; indication of exceeded voltage in tractor on-board circuit. The BELARUS-892/892.2 tractors can be equipped with the tachospeedometer AP70.3813 or with an integrated indicator KD 8083. 2.7.2 Tachospeedometer АР70.3813 The tachospeedometer АР70.3813 is shown in Figure 2.7.1.

  • Page 30: Integrated Indicator Kd 8083

    892-0000010B OM 2.7.3 Integrated indicator KD 8083 Integrated indicator KD 8083 is shown in Figure 2.7.2. 1 – annunciator of increased voltage in tractor on-board circuit (red color); 2 – engine rpm indi- cator (needle indicator); 3 – rear PTO speed indicator in the mode of 1000 rpm (light indicator ); 4 – rear PTO speed indicator in the mode of 540 rpm (light indicator);...

  • Page 31: Steering

    2.8 Steering 2.8.1 General information The BELARUS-892/892.2 tractor is equipped with hydrostatic steering control (HSC). For the guide wheels to turn, a small effort (up to 30 N) is required to control the dosing pump. The pressure required for turning is created in the HSC hydraulic system by a feed pump driven by an engine.

  • Page 32: Parking Brake Control

    892-0000010B OM 2.9 Parking brake control Upper position of lever 1 (Figure 2.9.1) – parking brake “On”; Lower position of lever 1 – parking brake “Off”. To disengage the parking brake push the control lever button “A” and let lever 1 down against the stop.

  • Page 33: Fda Drive Control

    892-0000010B OM 2.12.2 FDA drive control The FDA drive control handle 1 (Figure 2.12.1) has 3 fixed positions: - “FDA disengaged” – extreme lower (front) position. This mode is used for transport operations when moving on roads with hard surface;...

  • Page 34: Gear Shifting

    (GB 18F+4R). Against order BELA- RUS-892/892.2 tractors can be equipped with transmissions of the following configurations: - mechanical gearbox with a mechanical reducing gear (GB 18F+4R);...
  • Page 35 Figure 2.13.2. Figure 2.13.2 Velocity diagram of the BELARUS-892 tractor with 16.9 R38 rear tires The velocity diagram of the BELARUS-892.2 tractor with tires of basic configuration, equipped with increasing gear is mounted on the right glass of the cabin and is shown in Figure 2.13.3.

  • Page 36: Shifting Between Gears In Transmission With Mechanical Or Synchromesh Reducing Gear

    892-0000010B OM Figure 2.13.3 - Velocity diagram of the BELARUS-892.2 tractor with 18.4 R34(F-11) rear tires. 2.13.3 Shifting between gears in transmission with mechanical or synchromesh reducing gear Controls of gearbox with reducing gear are shown in Figure 2.13.4. 1 – diagram of shifting between passes of reducing gear; 2 – reducing gear control lever;...
  • Page 37 It is permitted to hold the reducing gear lever in the neutral (middle non-fixed) position to ease engine start-up under low temperatures. The velocity diagram of the BELARUS-892 tractor with tires of basic configuration, equipped with a reducing gear is mounted on the right glass of the cabin and is shown in Figure 2.13.5.
  • Page 38 892-0000010B OM The velocity diagram of the BELARUS-892.2 tractor with tires of basic configuration, equipped with a reducing gear is mounted on the right glass of the cabin and is shown in Figure 2.13.6. Figure 2.13.6 Velocity diagram of the BELARUS-892.2 tractor with 18.4 R34 (F-11) rear tires.

  • Page 39: Shifting Between Gears In A Transmission With Reverse Reducing Gear

    SHOULD BE CARRIED OUT ONLY AFTER THE TRACTOR IS COMPLETELY STOPPED WITH THE CLUTCH PEDAL FULLY DEPRESSED! The plate of the speed diagram of the BELARUS-892 tractor, on the tires of the basic configuration, equipped with a gearbox having a reverse reducing gear, is installed on the...
  • Page 40 Figure 2.13.8 Speed diagram of the BELARUS-892 tractor on rear tires 16.9 R38 The plate of the speed diagram of the BELARUS-892.2 tractor, on the tires of the basic configuration, equipped with a gearbox having a reverse reducing gear, is installed on the right glass of the cab and is shown in Figure 2.13.9.
  • Page 41 892-0000010B OM Together with the mechanical increasing gear (with the mechanical or synchronized reducing gear), the gearbox allows to get 18 forward speeds and 4 reverse speeds of the tractor. Together with the reverse reducing gear, the gearbox allows to get 9 forward speeds and 9 reverse speeds of the tractor.

  • Page 42: Control Of Power Takeoff Shafts

    892-0000010B OM 2.14 Control of power takeoff shafts 2.14.1 General information On the BELARUS-892/892.2 tractors, the rear power take-off shaft is installed in the basic configuration. On request, a lateral semi-continuous PTO can be installed. Additional information on the rules of operation with power take-off shafts, not in- cluded in this subsection 2.14, is given in subsection 4.2.7 "Use of PTO".

  • Page 43: Side Semi-Continuous Power Take-Off Control

    892-0000010B OM 2.14.2.3 Switch of two-speed continuous drive of rear PTO The shifter arm of PTO continuous drive 2 (Figure 2.14.2) has two positions: I - 540 min - full shift position, clockwise; II - 1000 min - full shift position, counterclockwise.

  • Page 44: Hydraulic Lift Linkage Control

    HLL pump and a lever for fixing the RLL mechanism in the transport po- sition. The BELARUS-892/892.2 tractors can be equipped with the R80-3/4-222 distributor or the RP70-1221.1S or RP70-1221.1S distributor or the RS-213 BELARUS distributor. 2.15.2 HLL pump control HLL pump switching shaft 1 (Figure 2.15.1) has two positions:...

  • Page 45: Control Of Hll Remote Cylinders

    892-0000010B OM HLL pump Hydraulic system casing 1 – HLL pump switching shaft ; 2 – bolt ; 3 – HLL pump activation diagram. Figure 2.15.1 – HLL pump control Note – The Figure 2.15.1 shows the position “HLL pump off”.
  • Page 46 (cylinder stroke is ended). Diagram of arrangement and connection of outputs of the distributor R80-3/4-222, RP70-1221.1S, RP70-1221TS to the external loads on the BELARUS-892/892.2 tractor is presented in Figure 2.15.3. Figure 2.15.3 – Diagram of arrangement and connection of outputs of the distributor R80-3/4-222, RP70-1221.1S, RP70-1221TS to the external loads...
  • Page 47 Diagram of arrangement and connection of the outputs of the distributor RP70- 1221.1S to the external loads on the BELARUS-892/892.2 tractor is shown in Figure 2.15.3. 2.15.3.3 Control of remote hydraulic cylinders with distributor RS-213 BELARUS in- stalled 1, 2, 3 - handle to control outputs of the HLL distributor (remote cylinders);...
  • Page 48 Diagram of arrangement and connection of the outputs of the distributor RS-213 BEL- ARUS to the external loads on the BELARUS-892/892.2 tractor is shown in Figure 2.15.6. Figure 2.15.6 – Diagram of arrangement and connection of the outputs of the distrib- utor RS-213 BELARUS to the external loads.

  • Page 49: Controlling The Rll Locking Mechanism In The Transport Position

    Diagram of arrangement and connection of the outputs of the distributor RP-1221TS to the external loads on the BELARUS-892/892.2 tractor is shown in Figure 2.15.3. 2.15.4 Controlling the RLL locking mechanism in the transport position Lever for the RLL locking mechanism in transport position 12 (Figure 2.1.2) has two...
  • Page 50 892-0000010B OM 1 – hydromechanical valve stem; 2 – adjustable stop; 3 – hydraulic cylinder; 4 – wing nut. Figure 2.15.8 – Adjustable implement lifting limiter ATTENTION: TO AVOID DAMAGE TO THE CAB BY THE PARTS OF THE LIFTED IMPLEMENT, ADJUST THE LENGTH OF THE LEFT AND RIGHT LIFTING RODS IN AC-...

  • Page 51: Controls Of Rear Lift Linkage And Grippers Of Hydraulic Hook Or Lowering Link

    2.16 Controls of rear lift linkage and grippers of hydraulic hook or lowering link 2.16.1 Rear lift linkage control On the BELARUS-892/892.2 tractors, a draft control unit is installed, which provides the possibility of draft, position and depth control of agricultural implements;...
  • Page 52 892-0000010B OM Handwheel of the correction speed controller 4 is used to adjust the implement position correction speed when the tractor is operating. As you turn handwheel 4 clockwise, the speed of corrections decreases, as you turn it counterclockwise, it increases. Adjust handwheel 4 after completing the adjustments of the RHL and attachments (plow, cultivator, etc.).
  • Page 53 892-0000010B OM As you use the positional method of control, the draft control unit ensures automatic keeping of the specified position of the agricultural machine relative to the tractor frame. The use of the position control in soil cultivation with mounted plows, cultivators for continuous and inter-row tillage, as well as in deep loosening, is recommended in conditions of even field relief.

  • Page 54: Operating Grips Of The Hydraulic Hook Or Lowering Link

    892-0000010B OM 2.16.2 Operating grips of the hydraulic hook or lowering link A tractor with a draft control can be equipped with a trailed hydraulic hook (hydraulic hook) on request. The hydraulic hook is intended to work with semi-trailers and agricultural ma- chines on their basis.

  • Page 55: Electrical Fuses

    892-0000010B OM 2.17 Electrical fuses 2.17.1 General information. Electrical fuses are intended to protect against overloads and short circuits in electrical lines. WARNING: TO AVOID BURNING OF THE TRACTOR ELECTRICAL WIRING, NEVER USE FUSES OF A HIGHER CURRENT RATE THAN SPECIFIED IN THIS SEC- TION.

  • Page 56: Fuses Of Dashboard With A Molded Panel

    892-0000010B OM 7 - fuse for front service headlights, beacon (when installed) with a rating of 25 A; 8 - fuse for controlling the fan-heater with a rating of 25A; 9 - power supply fuse for loads operating with the starter and instrument switch in the “instruments on”...

  • Page 57: Fuses Located On The Body Of The Oil Tank For Hll And Hsc

    In addition to the fuses located in the dashboard and shown in Figure 2.17.2 and Figure 2.17.4, there is also fuse 3 (Figure 2.17.5) in the on-board circuit of the "BELARUS- 892/892.2" tractors for the battery charging circuit and the general power supply to the on- board circuit of the tractor before starting (rated 60A).

  • Page 58: Cab Locks And Handles

    892-0000010B OM 1 – fuse box, 2 – bracket; 3 – fuse rated 60А. Figure 2.17.5 – Fuse box assembly on the body of the oil tank for HLL and HSC 2.18 Cab locks and handles 2.18.1 Cabin door locks The left and right doors of the tractor cabin are locked by locks 4 (Figure 2.18.1) from...

  • Page 59: Opening Of Rear Window

    892-0000010B OM а) window is open b) window is closed 1 – side window; 2 – handle. Figure 2.18.2 – Opening of side window 2.18.3 Opening of rear window To open rear window 2 (Figure 2.18.3) of the cabin, turn handle 1 up (counterclock- wise) and push the window out.

  • Page 60: Seat And Its Adjustments

    892-0000010B OM а) roof closed b) roof open 1 – roof; 2 – hook; 3 – handrail; 4 – bracket; 5 – latch. Figure 2.18.4 – Opening of cab roof 2.19 Seat and its adjustments 2.19.1 General information The seat has a mechanical suspension consisting of two helical torsion springs and a gas-filled double-acting shock absorber.

  • Page 61: Belarus Seat Adjustments

    - adjustment of the backrest tilt angle: a) For the seat “BELARUS 80-6800010”, the backrest tilt angle is adjusted by means of 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 62: Grammer Seat Adjustments

    892-0000010B OM 2.19.3 Grammer seat adjustments On order, your tractor can be equipped with Grammer seat (Figure 2.19.2). 1 – handle for longitudinal adjustment; 2 – handle to adjust by weight; 3 – indicator of seat adjustment by weight; 4 – lever to adjust backrest tilt.

  • Page 63: Pneumatic Compressor Control

    892-0000010B OM 2.20 Pneumatic compressor control The handle for turning on the compressor of the pneumatic system 1 (Figure 2.20.1) has two positions: - left (arrow on the handle is directed forward along the tractor) - "the compressor is off";...

  • Page 64: Connection Of Additional Electrical Equipment Of Attachable Machines

    892-0000010B OM 2.21.2 Connection of additional electrical equipment of attachable machines To monitor the performance of the working process of attachable machines, it is al- lowed to install monitoring and controlling equipment (control panels) in the tractor cab, which belong to the attachable machine.

  • Page 65: Fuel Tank Valve Control

    892-0000010B OM 2.22 Fuel tank valve control 1, 7 – valve; 2, 6 – bleed nipple; 3, 4 – tank; 5 – pipeline of fuel delivery to the en- gine; 8 – fuel pipeline connecting fuel tanks. Figure 2.22.1 – Fuel tank valve control Fuel can be taken into the engine from tank 3 (Figure 2.22.1) or from tank 4, or from two...

  • Page 66: Layout Of Controls And Instruments Of The Tractor With A Molded Dashboard

    892-0000010B OM 2.23 Layout of controls and instruments of the tractor with a molded dashboard Controls and instruments, located in the tractor cab, are presented in Figure 2.23.1. 1 - emergency light switch; 2 - multifunctional underwheel switch; 3 – instrument clus- ter;...
  • Page 67 892-0000010B OM Multifunctional underwheel switch 2 (Figure 2.23.1) provides for activation of turn blinkers, switching between upper and lower beam of headlights, upper beam blinking, au- dible beep: - as you move the lever of underwheel switch 2 from or to yourself, the right and the left turn blinkers are turned on accordingly.

  • Page 68: Pilot Lamps Unit With A Molded Dashboard

    892-0000010B OM 2.24 Pilot lamps unit with a molded dashboard Pilot lamps unit 4 (Figure 2.23.1) includes three lamps. The arrangement diagram is presented in Figure 2.24.1. 1 – pilot lamp to indicate that the air cleaner filter is clogged to the max. (orange color);...

  • Page 69: Integrated Indicator Of Tractors With A Molded Dashboard

    892-0000010B OM 2.25 Integrated indicator of tractors with a molded dashboard 2.25.1 General information Integrated indicator 5 (Figure 2.23.1) (hereinafter II) and integrated indicator control panel 7 (Figure 2.23.1) (hereinafter IICP) display information on operational parameters of systems and units of the tractor and provide operator with data on violation of work or break- down of any system.
  • Page 70 892-0000010B OM On the BELARUS-892/892.2 tractors, the signal for calculating the engine speed is the sig- nal of the phase winding of the alternator (terminal "W").The range of speed readings is from 0 to 3500 (rpm). c) PTO speed gauge 3 (Figure 2.25.1) displays the PTO speed on a light indicator.

  • Page 71: Pilot Lamps Of The Integrated Indicator

    892-0000010B OM 1. Total elapsed engine time, h The counter accumulates information on the total elapsed engine time according to a signal from the alternator phase winding and stores it when the power supply is off. The range of engine time indications is from 0 to 99999 hours.

  • Page 72: Creeper Control

    The creeper is designed for installation on tractors operating with machines that re- quire reduced speeds. On the BELARUS-892/892.2 tractors, equipped with an increase or decrease gear in the transmission, a mechanical creeper MHU-05 or a hydraulic creeper GHU-05 can be installed.

  • Page 73: Description And Operation Of Tractor Components

    OJSC “MMP”. The BELARUS-892/892.2 tractors are equipped with the D-245.5 engine. By order, the BELARUS-892/892.2 tractor can be equipped with the D-245.5C engine, which, in terms of emissions of harmful substances, meets environmental requirements of stage I.

  • Page 74: Engine Components

    892-0000010B OM The energy (power) generated by the engine to drive the tractor, the machine on which it is installed is retrieved from the flywheel through the clutch. During operation, the engine provides automatic power control to maintain a constant speed (set or nominal) using a speed controller mounted on the high-pressure fuel pump.
  • Page 75 892-0000010B OM Cylinder block 11 is the main body part of the engine and is a rigid pig iron casting. Four removable liners 8 are installed in the vertical bores of the block. The liner is installed in the cylinder block along two centering belts: upper and lower. In the upper belt, the liner is fixed by a collar, in the lower belt it is sealed with two rubber rings placed in the grooves of the cylinder block.
  • Page 76 892-0000010B OM centrifugal oil filter. Oil from the turbocharger is drained into the engine crankcase through an oil drain pipe. High pressure fuel pump 4 is installed on the engine (Figure 3.1.2). All pump models are driven from the engine crankshaft through timing gears. Fuel pumps have an all-mode regulator and a piston-type priming pump, two control levers.
  • Page 77 Air cleaner 8 is used to clean the air sucked into the cylinders. Detailed information about the structure and operation of the intake duct of the BELARUS-892/892.2 tractors is presented in subsection 3.1.2 "Engine air cleaning system".
  • Page 78 An electric starter is used to start the engines. The D-245.5 engines of the BELARUS- 892/892.2 tractors are equipped with starters with a nominal voltage of 12 V. The starter is a DC electric motor. The starter is turned on remotely, using an electromagnetic relay and a starter switch.

  • Page 79: Engine Air Cleaning System

    3.1.2 Engine air cleaning system Elements of the air cleaning system for the engine of the BELARUS-892/892.2 tractor are shown in Figure 3.1.4. 1 - air cleaner; 2 - monocyclone; 3 - air cleaner filter clogging sensor; 4 - air duct; 5 - en- gine turbocharger.

  • Page 80: External Part Of The Engine Cooling System

    892-0000010B OM 3.1.3 External part of the engine cooling system The engine cooling system is liquid, closed type, with forced circulation of coolant from a centrifugal pump, thermostat. It includes cooling jacket, water pump, water radiator 7 (Figure 3.1.5) with steam outlet and compensation tube 16, oil radiator 2, connecting lines, oil filter 4, fan, expansion tank 5, connecting hoses, clamps, drain cock 10, expansion tank plug 6.

  • Page 81: Coupling

    8, mounted on power shaft 6. On the BELARUS-892/892.2 tractors, the necessary pressing force of the friction surfaces of the driving and driven parts is provided by nine main springs 21 and six additional springs 20 (Figure 3.2.1 a).

  • Page 82: Features Of Dismantling, Installation And Adjustment Of The Clutch

    892-0000010B OM 3.2.2 Features of dismantling, installation and adjustment of the clutch 3.2.2.1 General information 1 - flywheel; 2 - driven plate; 3 - pressure plate; 4 - floating bushing; 5 - release lever; 6 – backing plate; 7 - locking plate; 8 - adjusting nut; 9 - yoke; 10 - bushing.

  • Page 83: Dismantling The Clutch

    892-0000010B OM When changing the driven plate with asbestos-free linings for a driven plate with metal- ceramic segments, it is necessary to simultaneously replace the clutch plate assembly (backing plate 10 (Figure 3.2.1) along with pressure plate 3) with nine main 21 and six ad- ditional springs 20 for clutch plate assembly (backing plate 10 with pressure plate 3) equipped with only nine main springs 21.

  • Page 84: Clutch Control

    892-0000010B OM 3.2.3 Clutch control 3.2.3.1 General information The clutch is controlled as follows: As you push the pad of pedal 6 (Figure 3.2.4), rod 5 moves and turns lever 1, connected to the clutch shifter through control shaft 18 (Figure 3.2.1). The coupling is then disengaged.

  • Page 85: Clutch Housing

    892-0000010B OM 3.2.4 Clutch housing The clutch housing of the BELARUS-892/892.2 tractors is shown in Figure 3.2.5. 1 - flywheel; 2 - floating bushing; 3 - yoke; 4 - hub; 5 - release bearing; 6 – shifter bracket; 7 - clutch housing; 8, 9, 12, 13, 15, 25, 29 - bearing; 10 – HLL pump drive gear; 11 - axle;...
  • Page 86 The lever for switching the increasing gear unit is installed in the tractor cab. The clutch housing of the BELARUS-892/892.2 tractors can also be equipped with: 1. Reducing mechanical gear unit (Figure 3.2.5.), which is designed to obtain an ad- ditional series of speeds necessary for operation with agricultural machines.
  • Page 87 892-0000010B OM 1 - flywheel; 2 - floating bushing; 3 - yoke; 4 - hub; 5 - release bearing; 6 – shifter bracket; 7 - clutch housing; 8, 9, 12, 13, 15, 27, 31 - bearing; 10 – hydraulic pump drive gear; 11 - axle;...
  • Page 88 892-0000010B OM 1 - flywheel; 2 - floating bushing; 3 - yoke; 4 - hub; 5 - release bearing; 6 – shifter bracket; 7 - clutch housing; 8, 9, 12, 13, 15, 25, 29 - bearing; 10 – hydraulic pump drive gear; 11 - axle;...

  • Page 89: Gearbox

    (hydraulic creeper). On the BELARUS-892/892.2 tractors, it is possible to install either a creeper (hydrau- lic creeper) or a lateral semi-continuous PTO. Both the creeper (hydraulic creeper) and the lateral semi-continuous power take-off shaft are attached to the left side plane of the gearbox instead of the cover.
  • Page 90 892-0000010B OM In front of driven gear of the reverse gear unit 35b, synchronizer 38 is installed, the movable carriage of which is always connected to primary shaft of the gearbox 34b through splined bushing 37, rigidly installed on it. The synchronizer is controlled by yoke 39, the groove of which is engaged by hub disk of synchronizer 38.
  • Page 91 892-0000010B OM...
  • Page 92 892-0000010B OM Gear 15 is in constant mesh with the smaller rim of double-rim gear 28 (Figure 3.3.1). If the tractor is equipped with a reverse gear unit (Figure 3.3.3), then intermediate reverse gear 15 (Figure 3.3.2) is not available in the gearbox, and the reverse movement of the tractor is implemented by turning on the reverse gear unit (see section 2).
  • Page 93 892-0000010B OM...

  • Page 94: Gearbox Control

    892-0000010B OM 3.3.3 Gearbox control The gearbox control consists of yoke body 3 (Figure 3.3.1) and gearbox control cover 15, which are installed on the upper surface of gearbox housing 29 and fastened to it with bolts. Yoke housing 3 consists of yoke of 1st speed and reverse 20 (Figure 3.3.2), yoke of...

  • Page 95: Gearbox Operation

    892-0000010B OM In the neutral position of gearbox control lever 9, the extreme positions of its free swing in the transverse plane are determined by the stop of the edges of the flat of shaft 2 against spring-loaded ball 3. These two positions of gearbox control lever 9 correspond to:...
  • Page 96 28. Through the resulting engagement, the power flow is transmitted to intermediate shaft 32 of the gearbox from primary shaft 34a. Estimated travel speeds of the BELARUS-892/892.2 tractors in all gearbox speeds are given in paragraph 2.13 "Gear shifting".

  • Page 97: Reverse Gear Unit

    892-0000010B OM 3.3.5 Reverse gear unit The reverse gear unit (Figure 3.3.3) is a tractor assembly formed at the junction of two transmission units: clutch housing 12 and gearbox 10. It is designed to quickly change the direction of the tractor from forward to reverse and vice versa in all speeds of the gear- box, which allows the tractor to operate in a "shuttle"...

  • Page 98: Reverse Gear Unit Control

    892-0000010B OM 1 – cover of the reverse gear unit; 2 - synchronizer; 3 - lever; 4 - shaft with yoke; 5 - lock ball; 6 - cage; 7 - bushing; 8 - primary shaft of the gearbox; 9 - driven gear; 10 - gearbox; 11 - front seat;...

  • Page 99: Operation Of Reverse Gear Unit

    892-0000010B OM 3.3.9 Operation of reverse gear unit The reverse gear is controlled by reverse gear control lever 22 (Figure 3.3.3) accord- ing to the scheme. Control lever of the reverse gear 22 is brought into the tractor cab and is located under the left hand of the operator.

  • Page 100: Rear Axle

    892-0000010B OM 3.4 Rear axle 3.4.1 General information The rear axle shown in Figure 3.4.1 consists of the following components: - main drive; - differential; - final drives. 1 – drive gear of final drive, right; 2 - planet gear washer; 3 - cross of the differential; 4 - planet gear;...

  • Page 101: Differential

    892-0000010B OM Tapered roller bearings 10 must be adjusted with a preload. The force applied to the outer end of the teeth of driven gear of the main drive 6 for turning the differential in the bearings should be within the range of 30 to 50 N when measured after turning the differential by 4 ... 5 full turns.

  • Page 102: Rear Axle Differential Lock (Dl)

    892-0000010B OM 3.4.5 Rear axle differential lock (DL) 3.4.5.1 Differential lock clutch The multi-plate hydraulically controlled differential lock clutch 1 (Figure 3.4.2) is located in casing 8, which is bolted to the rear axle housing through the casing of the left double-disc brake and the bearing cage.

  • Page 103: Hydraulic Control Of Rear Axle Differential Lock

    Lock valve 2 (Figure 3.10.1) of the differential is built into the HSC drain hydraulic line and controls the flow of oil supplied to the lock clutch. The diagram of the lock hydraulic control in the BELARUS-892/892.2 tractors is shown in Figure 3.10.2. Pedal 1 (Figure 3.4.3) of differential lock control has two positions: - "Lock off"...
  • Page 104 892-0000010B OM 1 - plug; 2 - valve body; 3 - bushing; 4 - bracket; 5 - washer; 6 - cotter pin; 7, 16, 25 - washer; 8, 11, 15, 24 - spring washer; 9, 10, 14, 19, 21, 23 - bolt; 12 - pedal; 13 - lever; 17, 18 - spring;...

  • Page 105: Rear Power Takeoff Shaft

    892-0000010B OM 3.5 Rear power takeoff shaft 3.5.1 General information The rear PTO has a two-speed continuous and ground-speed (3.44 rev/m of travel) drives. The continuous drive is carried out from the clutch support plate through one of the two gears pairs of rear PTO drive 26 or 27 (Figure 3.2.5) located in the clutch housing, the PTO drive shaft in the gearbox, drive shifting clutch 27 (Figure 3.5.1) to crown gear shaft 26...
  • Page 106 892-0000010B OM - the angular travel of lever 6 under the action of spring 7 in both directions from the neutral position should be from 7 to 10 degrees; - install plate 7 and cotter pins 3.2x18.019 GOST 397-79 on adjusting screws 11 (Figure 3.5.1);...

  • Page 107: External Re-Adjustment Of Brake Bands

    892-0000010B OM 3.5.3 External re-adjustment of brake bands In operation, re-adjust the PTO brake bands if the above adjustment of clearance in the PTO band brakes does not result in the elimination of PTO slippage (adjustment reserve has been taken up (significant wear of the brake band linings)).

  • Page 108: Side Semi-Continuous Power Take-Off

    892-0000010B OM 3.6 Side semi-continuous power take-off A side semi-continuous PTO is provided to drive the attachable machines. The installation location of the side semi-continuous PTO on the tractor is shown in Figure 3.6.1. 1 – side semi-continuous PTO; 2 – gears of 1 speed shaft;...

  • Page 109: Brakes

    892-0000010B OM 3.7 Brakes 3.7.1 Service brakes and service brake control The tractors are equipped with foot-controlled service brakes. The service brakes are installed on the shafts of the final drive gears. Type of service brakes - dry. The left and right service brakes are controlled either with interlocked pedals to sim- ultaneously brake both wheels, or separately to brake the left or right wheel.

  • Page 110: Adjustment Of Service Brake Control

    892-0000010B OM 1 - brake disks; 2 - stop; 3 - body; 4 - pins; 5 - yoke; 6 - rod; 7 - stop; 8, 9 - pressure disks; 10 - shaft; 11 - balls. Figure 3.7.2 - The principle of operation of service brakes 3.7.2 Adjustment of service brake control...

  • Page 111: Parking Brake

    892-0000010B OM 1 – connection bar; 2 – adjusting bolt; 3 – locknut. Figure 3.7.3 – Adjustment of service brake control ATTENTION: GETTING OF LUBRICANT INTO THE DRY FRICTION BRAKE CAUSES OILING OF THE DISKS, REDUCTION OF THE FRICTION FORCE BETWEEN THEIR WORKING SURFACES - THE BRAKES "DO NOT HOLD".

  • Page 112: Adjustment Of Parking Brake Control

    892-0000010B OM 1 - shaft; 2 - brake disks; 3 – pressure disks; 4 - rod; 5 - yoke; 6 - pin; 7 - screw; 8 - locknut; 9 - lever; 10 - washer; 11 - bolt; 12 - rod; 13 - washer; 14 - spring; 15 - button; 16 - handle;...
  • Page 113 892-0000010B OM Adjust the parking brake control as follows: - set parking brake control lever 8 to the forward position (away from you); - loosen the locknut of adjusting bolt 1, as well as locknut 7 and remove pin 5;...

  • Page 114: Pneumatic System

    3.8 Pneumatic system 3.8.1 General information The basic configuration of the BELARUS-892/892.2 tractors includes a single-line pneumatic brake drive for agricultural machines attached to the tractor, as well as for tire inflation and other pur- poses where compressed air power is required. On request, your tractor can be equipped with a com- pressor with a valve or a compressor without a valve.

  • Page 115: Check And Adjustment Of The Drive Of The Pneumatic System Brake Valve

    892-0000010B OM Air is delivered into pneumatic compressor 1 (Figure 3.8.1) from the intake manifold of the engine. In pneumatic compressor 1, air is compressed and supplied to tank 6 through pressure regulator 2, which maintains the required pressure in the tank. From the tank, com- pressed air is supplied to brake valve 13 through pipeline 9.
  • Page 116 892-0000010B OM 1 - pin; 2 - tip; 3 - brake valve; 4 - spring; 5 - rod; 6 - nut. Figure 3.8.2 - Adjustment of the drive of the pneumatics brake valve Checking and, if necessary, adjusting the drive of the pneumatic system brake valve must be carried out as follows: 1.

  • Page 117: Check And Adjustment Of Pneumatics Pressure Regulator

    892-0000010B OM 3.8.3 Check and adjustment of pneumatics pressure regulator Adjustment of the pressure regulator of the pneumatic system must be carried out during MS- 3, as well as in the event of a malfunction of the pressure regulator and after its disassembly for flush- ing or replacing worn parts.

  • Page 118: Tractor Undercarriage

    The BELARUS-892/892.2 tractors are made according to the wheel arrangement 4K4 and are equipped with low-pressure pneumatic tires. The following tires are installed on the BELARUS-892 tractor in the basic configuration: - 13.6-20 - front tires; - 16.9R38 - rear tires;...

  • Page 119: Hydrostatic Steering Control

    Figure 3.10.1 Hydrostatic steering and differential lock valve (for the BELARUS-892.2 tractor). The HSC of the BELARUS-892/892.2 tractors consists of dosing pump 4 (Figure 3.10.1), steering hydraulic cylinder 11, gear pump 7 driven by an engine, combined oil tank 3 and hydraulic fittings (fittings, oil pipelines, high-pressure pipes, hoses and fastening parts).
  • Page 120 892-0000010B OM The drain hydraulic line "T" has blocking valve 2 installed, which is intended to control the hydraulic clutch for locking the differential of the tractor rear axle. The connection between the steering wheel and the guide wheels is carried out hydrau-...

  • Page 121: Dosing Pump

    892-0000010B OM The hydraulic circuit diagram of the HSC of the BELARUS-892/892.2 tractors is shown in Figure 3.10.2. 1 - combined oil tank for HLL and HSC; 2 - HSC feed pump; 3 - dosing pump; 4 - steering hydraulic cylinder; 5 – sensor of emergency oil pressure in the HSC; 6 - differential lock clutch;...

  • Page 122: Steering Hydraulic Cylinder

    892-0000010B OM Safety valve 6 protects the pump and HSC hydraulic system from overload, limiting the maximum pressure in the pressure line within the range from 14 to 15 MPa. Anti-shock valves 7 (right and left) protect the tubes of the cylinder hydraulic lines from peak pressures that occur when the steered wheels hit obstacles.

  • Page 123: Hsc Hydraulic System Alarm

    892-0000010B OM 1 - articulated spherical bearing; 2 - piston nut; 3 - piston seal; 4, 7, 10 - sealing rings; 5 - body; 6 - rod; 8 - protective ring; 9 - locking screw; 11 - front cover; 12 - captive nut; 13 - wiper;...

  • Page 124: Hydraulic Lift Linkage

    892-0000010B OM 3.11 Hydraulic lift linkage The hydraulic lift linkage (HLL) ensures the operation of the rear linkage and hydraulic working bodies of agricultural machines attached to the tractor. It makes it possible to use draft, positional and depth methods of control of the working bodies of agricultural machines and im- plements.
  • Page 125 892-0000010B OM In a hydraulic system, a safety valve, a retarding valve and a filter valve have the following purpose: - the safety valve installed in the distributor is designed to protect the HLL from over- loads by limiting the pressure within the range from 18 to 20 MPa (when the pressure in the HLL rises above the specified value, oil flow is drained into the tank through the safety valve);...
  • Page 126 892-0000010B OM The HLL circuit hydraulic diagram with the RP70-1221TS distributor installed is shown in Figure 3.11.3. 1 - tank; 2 - pump; 3 - retarding valve; 4 - priority valve; 5 - check valve; 6 - draft (positional) control unit; 7 - sleeve; 8 - spool; 9 - bypass valve; 10 - RP70-1221TS distributor;...
  • Page 127 892-0000010B OM The HLL circuit hydraulic diagram with the RP70-1221.1S distributor installed is shown in Figure 3.11.4. 1 - tank; 2 - pump; 3 - retarding valve; 4 - priority valve; 5 - check valve; 6 - draft (positional) control unit; 7 - sleeve; 8 - spool; 9 - bypass valve; 10 - RP70-1221.1S distributor;...
  • Page 128 1 - tank; 2 - pump; 3 - retarding valve; 4 - priority valve; 5 - check valve; 6 – draft (positional) control unit; 7 - sleeve; 8 - spool; 9 - RS-213 BELARUS distributor; 10 - spool; 11 - check valve; 12 - bypass valve; 13 - safety valve; 14 – hydraulic system filter; 15 - filter valve;...

  • Page 129: Rear Lift Linkage

    892-0000010B OM 3.12 Rear lift linkage 3.12.1 General information 1 - outer lever; 2 – bracket of rotary shaft; 3 - rotary shaft; 4 - upper link; 5 – lifting rod; 6 – lower link; 7 - eyelets; 8 – buckle; 9 - axle.

  • Page 130: Rules For Adjusting Rll Components

    The buckles are used to limit the lateral swing of the RLL lower links in both transport and working positions. On the BELARUS-892/892.2 tractors with a draft control unit, external telescopic or external turnbuckles can be installed. On request, the tractor with the draft control unit may be equipped with internal turnbuckles.
  • Page 131 892-0000010B OM When working with some implements, it is necessary to ensure that the implements swings in each direction by at least 125 mm or by another value, in accordance with the machine (implement) operating instructions. To do this, it is necessary to partially lock the buckles in the working position.

  • Page 132: External Turnbuckles

    892-0000010B OM When setting the RLL in the transport position, it is necessary to fully lock the buckles in the transport position. Full locking of the buckles in the transport position must be carried out as follows: - if the buckles are completely locked in the working position, then with the machine (implement) raised to the upper position, it is necessary to check the value of lateral swing of the machine (implement), which should not exceed 20 mm in each direction.

  • Page 133: Internal Buckles

    892-0000010B OM - place the machine (implement) symmetrically to the longitudinal axis of the tractor; - the buckles must be attached to the second from the bottom holes of brackets 1, as shown in view b) of Figure 3.12.5; - check the value of lateral swing of the machine (implement), which should not exceed 20 mm in each direction;...

  • Page 134: Lifting Rod

    892-0000010B OM Partial locking of the internal buckles in the working position is carried out according to the same algorithm as the full locking of the buckles in the working position. By rotating buckles 7 in one direction or another, set the required length of the buckles. After setting the length of the buckles, it is necessary to check whether the required value of swinging of the implement in each direction has been ensured.

  • Page 135: Upper Link

    892-0000010B OM 1 – handle; 2 – yoke; 3 – pipe; 4 – housing; 5 – shackle. Figure 3.12.8 – Gear lifting rod On tractors with a draft control unit, the length of the lifting rods (both screw and gear type) is adjustable from 425 to 520 mm.

  • Page 136: Lower Links

    3.12.2.4.2 Setting the crossbar and the rear ends of the lower links into working position The BELARUS-892/892.2 tractors with a draft control unit and detachable lower links are shipped to customers with a crossbar (TSU-1Zh) and rear ends of the lower links, as shown in view a) of Figure 3.12.11.

  • Page 137: Telescopic Buckles And Twin Crossbar

    3.13 "Tow hitches". 3.12.2.4.3 Telescopic buckles and twin crossbar On order, the BELARUS-892/892.2 tractor can be equipped with a reinforced RLL with telescopic lower links, which are installed on the axle Ø 35 mm instead of the axle Ø 32 mm (on tractors with a draft control unit, the additional axles are also Ø...

  • Page 138: Attaching Implements To The Tractor

    892-0000010B OM For the operation with trailed agricultural machines, twin crossbar TSU-1Zh-01 6 (Fig- ure 3.12.12) with pivot 7 is supplied against order to add to the telescopic lower links. Its tips 5 are hereby installed instead of rear ends of links 4 (the eyelet is mounted on the middle holes of tips 5 of the twin crossbar).

  • Page 139: Tow Hitches

    3.13 Tow hitches 3.13.1 General information The tow hitch of the BELARUS-892/892.2 with draft control unit can be equipped with coupling units TSU-2 (hydraulic hook), TSU-1M (pendulum), TSU-1M-02 (combined unit hydrau- lic hook+ pendulum), lowering link, TSU-1Zh (crossbar) and TSU-1Zh-01 (twin crossbar) ensur- ing coupling and transporting of trailed and semi-trailed machines (if TSU-2 is installed –...

  • Page 140: Tow Hitch Tsu-2 (Hydraulic Hook) And Combined Unit Tsu-2М-02 (With Hydraulic Hook In Operation Position And Pendulum In Additional Position)

    892-0000010B OM 3.13.2 Tow hitch TSU-2 (hydraulic hook) and combined unit TSU-2М-02 (with hydraulic hook in operation position and pendulum in additional position) Figure 3.13.1 – Installation scheme of TSU-2 (hydraulic hook) and TSU-2M-02 (combined unit with hydraulic hook in operation position) Table 3.13.1 –...

  • Page 141: Combined Unit Tsu-1M-02 (Combined Unit With Pendulum In Operating Position And Hydraulic Hook In Additional Position)

    892-0000010B OM 3.13.3 Combined unit TSU-1M-02 (combined unit with pendulum in operating position and hydraulic hook in additional position). Figure 3.13.2 – Installation scheme of TSU-1М-02 (with pendulum in operating position and hydraulic hook in additional position) 3.13.4 Tow hitch TSU-1М (pendulum) Figure 3.13.3 –...

  • Page 142: Basic Parameters And Coupling Dimensions Of Tsu-1M-02 (Combined Unit With Pendulum In Operating Position, Tsu-1M (Pendulum) And Of Lowering Link

    892-0000010B OM 3.13.6 Basic parameters and coupling dimensions of TSU-1M-02 (combined unit with pendulum in operating position, TSU-1M (pendulum) and of lowering link. Basic parameters and coupling dimensions of TSU-1M-02 (combined unit with pen- dulum in operating position, TSU-1M (pendulum) and lowering link are given in Table 3.13.2.

  • Page 143: Tow Hitch Tsu-1Zh (Crossbar)

    892-0000010B OM 3.13.7 Tow hitch TSU-1ZH (crossbar) Figure 3.13.5 – Installation scheme of TSU-1ZH Basic parameters and coupling dimensions of TSU-1ZH (crossbar) Table 3.13.3 – Standard size (configuration) TSU-1ZH (crossbar) 1 Mounting location On front ends of detachable lower links...

  • Page 144: Repositioning Of Pendulum And Hydraulic Hook In Combined Unit

    892-0000010B OM 3.13.9 Repositioning of pendulum and hydraulic hook in combined unit During the operation with the combined unit TSU-2M-02, one of the coupling elements (hydraulic hook or pendulum) is set in operating position, and the other - in additional position, that is not used during tractor operation.
  • Page 145 892-0000010B OM To reposition the pendulum from the additional position to the operating position, pro- ceed as follows: - remove pins 7 (Figure 3.13.8) from crossbar 8; - lower the RLL so that levers 13 take a horizontal position; - open grippers 12 with a help of handle 14;...
  • Page 146 892-0000010B OM а) hydraulic hook in operating position b) pendulum in operating position 1 – clevis; 2 – kingpin; 3 – pin; 4 – pendulum; 5 – plate; 6 – pin; 7 – pin; 8 – crossbar; 9 – hydraulic hook; 10 – bracket; 11 – bolt; 12 – gripper; 13 – lever; 14 – handle; 15 – pin.
  • Page 147 892-0000010B OM The pendulum, being both part of combined unit and separately mounted, has following installation variants: - two positions in length; - three positions in a transverse plane. To change the lengthwise position it is necessary: - to take pin 6 (Figure 3.13.8) out of bracket 10;...

  • Page 148: Electrical Equipment

    3.14 Electrical equipment 3.14.1 General information The wiring diagram of the BELARUS-892/892.2 tractors is presented in Appendix A. 3.14.2 Operation principle of the pilot indicator lamp of heating plugs On the BELARUS-892/892.2 tractors, heating plugs (HP) are used as starting aids, which are installed in the cylinder head.

  • Page 149: Procedure For Programming The Tachospeedometer Of The Dashboard With A Castable Panel

    1 and 2 for seven seconds. In this case, the new values of the programming parameters are fixed and will be used by the AP70.3813 tachospeedometer to display the information. The list of programmable values of the parameters of the АР70.3813 tachospeedometer for the BELARUS-892/892.2 tractors is given in Table 3.14.1. Table 3.14.1 Parameter value...

  • Page 150: Procedure For Programming The Integrated Indicator Kd8083

    892-0000010B OM During the operation, it is allowed to modify values of the parameter of the wheel rolling radius “R”, which is determined based on the tires mounted on the tractor, by measuring the distance from the wheel center to the bearing surface.
  • Page 151 Z2 parameter Number of gear teeth at the point of the PTO speed sensor Note - for the BELARUS-892/892.2 tractors, the value of the Z2 parameter is set to "0" due to the absence of the PTO speed sensor (the signal from the phase winding of the alternator serves as a sig-...

  • Page 152: Procedure For Programming The Tachospeedometer Of The Dashboard With A Molded Panel

    (reprogramming) of the integrated indicator by means of a special device (if available). Should such a device be unavailable, the program- ming shall be performed by means of the above mentioned buttons. On the BELARUS-892/892.2 tractors, the ХР1 connector is not enabled.
  • Page 153 5 mm increment. Note 770 is the value for tires 18.4R34 (F-11) mounted on the BELARUS-892.2 tractor . The BELARUS-892 tractor is equipped with tires 16.9R38, for which it is necessary to set the value "800". If other tire types are mounted, set the “R”...

  • Page 154: Installation And Adjustment Of Speed Sensors

    892-0000010B OM IT IS FORBIDDEN TO MODIFY THE INPUT VALUES OF ALL OTHER PARAMETERS (FACTORY DEFAULTS). As the instrument scale illumination is activated, i.e. when central light switch 10 (Figure 2.23.1) is turned to position II “Dashboard illumination, marker lights are ON” and to position III “Loads of position II and front headlights are ON”, the brightness of the integrated display and of the segments...

  • Page 155: Cab

    892-0000010B OM 3.15 Cab 3.15.1 General information The complete cabin of the BELARUS-892/892.2 tractors provides comforTable work- ing conditions, heat and sound insulation, meets the requirements for safety and visibility. The cabin has the following emergency exits: - doors - left and right;...

  • Page 156: Exterior Mirrors

    892-0000010B OM 3.15.3 Exterior mirrors Adjustment of the visibility zone in exterior mirrors 1 (Figure 3.15.3) is carried out by turning bracket 2 in the horizontal plane and turning mirror 1 around its mounting in the vertical and horizontal plane.
  • Page 157 892-0000010B OM 1, 2 – points for slinging. Figure 3.15.5 – Slinging of canopy base...

  • Page 158: Front Driving Axle

    3.16.1 FDA with bevel wheel gear groups 3.16.1.1 General information FDA with bevel wheel gear groups is mounted on the BELARUS-892 tractors. The front drive axle is intended to transmit torque to the steered front wheels of the tractor. The FDA consists of the main gear pair, differential and wheel gear groups.

  • Page 159: Fda Differential

    The axes are locked by planks 12 against axial movement. 3.16.1.2. FDA differential This differential is installed both on BELARUS 892 and BELARUS 892.2 tractors. Self-locking differential of increased friction. In housing 5 and cover 7 (Figure 3.16.2) of the differential connected with bolts, two pairs of planetary gears 4 on floating shafts 6,axle shaft gears 1, pressure cups 3 and friction discs –...
  • Page 160 892-0000010B OM wheels steering control. The turning angle of the wheel gear groups is limited by the length of the hydraulic cylinder rod. Half axle teethed crowns 16 (Figure 3.16.3) and vertical shaft 30, are made in one piece with spline drives, form upper bevel gear and pinion.

  • Page 161: Fda With Spur Planetary Wheel Gear Groups

    FDA with spur planetary wheel gear groups is mounted on the BELARUS- 892.2 tractors. The front driving axle is designed to transmit torque to front steering wheels of the tractor. The FDA consists of the main gear, the differential and the wheel gear groups.
  • Page 162 892-0000010B OM 1 – wheel gear group of the final drive; 2, 15, 28 – adjusting shims; 3 – pivot axle; 4 - bolt; 5 - cap; 6 – grease fitting; 7, 10, 16, 27 – rubber ring; 8 - body; 9, 34, 35, 42 – tapered roller bearing;...

  • Page 163: Wheel Gear Group Of Spur Planetary Type

    892-0000010B OM Filling of oil in the axle beam is carried out up to the lower edge of filler hole through plugs 41 installed in tube 14 and 22. Oil drain from the axle beam is carried out by unscrew- ing drain plug 26 in the FDA body.
  • Page 164 892-0000010B OM Twin joint 24 (Figure (3.16.5) is connected to the FDA differential by means of half axle shaft with spline ends 13 (Figure 3.16.4) on one side, and on the other side to drive gear 17 (Figure 3.16.5) of the spur gear.
  • Page 165 892-0000010B OM 1 – wheel flange; 2, 18, 29 – tapered roller bearing; 3, 20 - gasket; 4 – dirt trap; – planet carrier, 6 – wheel gear group cover; 7 – planetary gears shaft; 8 - rollers; 9 - screw;...

  • Page 166: Adjustment Of The Fda Wheel Gear Group Turning Angle

    892-0000010B OM 3.16.2.3 Adjustment of the FDA wheel gear group turning angle The maximum turning angle of wheel gear group housing 1 (Figure 3.16.7) from the position corresponding to the straightline movement is 40 . Adjust with screw 3. Lock screw with locknut 2.

  • Page 167: Fda Drive

    892-0000010B OM 3.16.3 FDA drive 3.16.3.1 Cardan drive The cardan drive is designed to transmit torque from the transfer box to the front drive axle. The cardan drive consists of two cardan shafts (intermediate and front) identical in design and length and an intermediate bearing.

  • Page 168: Transfer Box

    892-0000010B OM Compensation of the front cardan shaft movement when the front drive axle swings is provided by axial movement of flange 1 in bushing 5. To prevent wrapping of straw crops on the cardan shafts during harvesting operations safeguard is provided.
  • Page 169 892-0000010B OM The transfer box is designed to transmit torque from the gearbox to the cardan drive of the front drive axle. The transfer box is mounted on two pins and is secured by bolts to the GB housing on the right side along tractor travel.

  • Page 170: Adjustment Of The Control Link Of The Fda Drive Transfer Box

    892-0000010B OM 1 - pin; 2 - fork; 3 - locknut; 4 - link; 5 - bracket; 6 – lock ball; 7 - lever; 8 – guide; 9 – spring; 10 – transfer box; 11 - lever. Figure 3.16.9 – Control of the FDA drive transfer box 3.16.3.3 Adjustment of the control link of the FDA drive transfer box...

  • Page 171: Marking Of Tractor Components

    The engines that are granted national certificates of conformity of the Repub- lic of Belarus or Commonwealth of Independent States members, have attached the con- formity marks of National certification systems of the countries that have issued the certifi- cates.

  • Page 172: Transmission Number

    892-0000010B OM 3.17.5 Transmission number The serial number of transmission and rear axle is located on the rear wall of the rear axle body as shown in Figure 3.17.4. Transmission number location Figure 3.17.4 – Number of FDA with bevel wheel gear groups.

  • Page 173: Intended Use Of Tractor

    892-0000010B OM 4 Intended use of tractor 4.1 Safety measures while 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 years old (this age may differ depending on the laws of your country) who hold a driving license for tractors of 1.4 and higher traction class...

  • Page 174: Tractor Use

    STAY IN THE OPERATOR'S SEAT! 4.2.2.2 Preparing for start and starting the engine To start the engine of BELARUS-892/892.2 tractors, do the following operations: - engage the tractor parking brake; - open one or both the cocks of fuel tanks if they are closed;...
  • Page 175 892-0000010B OM - turn the key of starter and instruments switch from “0” to position “I”. This will trigger the following: 1) on tractors with instrument board with castable panel, the tachospeedometer dis- play will reveal the total engine operation time in hours; also, within not more than one sec-...

  • Page 176: Tractor Motion Start, Gb Shifting

    Before starting to move define a necessary speed of tractor movement. The speed diagram of the BELARUS-892/892.2 tractors with tires of basic configuration is given in the instruction Table attached to the right glass of the cab and also in subsection 2.13 “Gears shifting”.

  • Page 177: Tractor Stop

    892-0000010B OM 4.2.4 Tractor stop To stop the tractor do the following: - decrease engine speed; - fully press the clutch pedal; - set the range and gears shifting lever in neutral position; - release the clutch pedal; - stop the tractor by means of service brakes;...

  • Page 178: Pto Use

    ) and a PTO end 2 (21 splines, 1000 ) can be attached to the spare parts, tools and accessories kit of the tractor ATTENTION: ON BELARUS-892/892.2 TRACTOR POWER TAKE OFF THROUGH REAR PTO EACH OF INDEPENDENT AND SYNCHRONOUS PTO DRIVE AT 540 min MODE SHOULD NOT EXCEED 57.6 kW!
  • Page 179 892-0000010B OM To work with the rear PTO, remove the protective cap 1 (Figure 4.2.1), for which you need to unscrew two bolts 2. After finishing work with PTO, make sure to put the cap back to its place, for which you need to put the cap on the shaft end and tighten two bolts 2.

  • Page 180: Selection Of Optimal Inner Pressure In Tires Depending On Operational Conditions And Load On Tractor Axles

    892-0000010B OM 4.2.8 Selection of optimal inner pressure in tires depending on operational condi- tions and load on tractor axles 4.2.8.1 Selection of optimal inner pressure in tires depending on operational condi- tions 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 181 892-0000010B OM Table 4.2.2 – Load rates for single tyres of BELARUS-892/892.2 tractors and their modifications to select operation modes under different speed and tyre inflation pressure Load G on the tire, kg, at internal pressure, kPa, Load in- Speed...

  • Page 182: Instructions For Use Of Tyres

    892-0000010B OM IT IS FORBIDDEN TO OPERATE THE TRACTOR IF THE PRESSURE OF AT LEAST IN ONE OF THE TWIN TIRES (INNER OR OUTER) DOES NOT CORRESPOND TO THE APPLICABLE LOAD. AT LEAST IN ONE OF THE TWIN TIRES (INNER OR OUTER TIRES) DOES NOT CORRESPOND TO THE LOAD APPLIED ! Permissible limit deviations in tires - (±10 kPa) according to pressure gauge indica-...

  • Page 183: Tire Inflation

    892-0000010B OM 4.2.8.3 Tire inflation Inflate tires through an air bleed valve of a pressure regulator 1 (Figure 4.2.2), for this do the following: - let air out of a balloon 3 of the pneumatic system through a condensate removing valve;...

  • Page 184: Rear Wheel Track Formation

    4.2.9 Rear wheel track formation 4.2.9.1 Track formation of rear wheels, mounted on terminal hubs The rear wheel track with the wheels of basic configuration 16,9R38 (BELARUS-892) and 18.4R34(F-11) (BELARUS-892.2) 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 4.2.3.

  • Page 185: Against Order Rear Wheels Of The Tractor Can Be Mounted On Taper Hubs, That Consists Of Divided Taper Pieces 3 And 4 (Figure 4.2.6) And Hub Body 2

    892-0000010B 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 4.2.4 and Figure 4.2.5 to define the track width by changing the distance “A”...

  • Page 186: Rear Wheel Twinning

    892-0000010B OM The rear wheel track with the wheels of basic configuration 16/9R38 or 18.4R34(F- 11) is changed by moving the hub together with the wheel over the axle shaft and by replac- ing the wheels from one sideboard to the other one.

  • Page 187: Front Wheel Track Formation

    On BELARUS-892.2 tractor is mounted FDA with spur planetary wheel gear groups (822-2300020-02 – with long beam, 822-2300020-04 – with short beam). Rules for front wheels track formation of the BELARUS-892 tractor with FDA with bevel wheel gear groups are given in clause 4.2.11.2.
  • Page 188 Tighten the nuts attaching the wheel to reduction unit flange with a torque of 200 to 250 Nꞏm. Diagrams for track formation and track sizes for tyres 13.6-20 (basic configuration for BELARUS-892 tractor with FDA 72-2300020-А-04) are given in Table 4.2.6. Table 4.2.6 – Changing front wheel track of tractor with FDA 72-2300020-А-04 mounted Tractor track К, mm (tyre 13.6-20) (when HSC cylinder is...

  • Page 189: Front Wheels Track Formation Of The Tractors Equipped With Fda With Spur Planetary Wheel Gear Groups

    2020, 2120 (for long beam). Installation diagrams and track dimensions for tires 360/70R24 (basic configuration for BELARUS-892.2 tractor with FDA 822-2300020-02/04) are given in Table 4.2.7. Table 4.2.7 – Front wheel track adjustment for tractor with mounted FDA 822-2300020- 02/04 Tractor track К, mm...
  • Page 190 892-0000010B OM End of Table 4.2.7 Tractor track К, mm Variants of mounting the Disk offset Х, Description of mounting (tire 360/70R24) disk and the rim method Short Long beam beam The disk mates with the sup- 1585 1705 port outer surface.

  • Page 191: Safety Measures To Be Taken When Operating The Tractor

    892-0000010B OM 4.3 Safety measures to be taken when operating the tractor 4.3.1 General safety measures to be taken when operating the tractor Do not operate the tractor in a closed room without required ventilation. Exhaust gas may result in lethal outcome.
  • Page 192 892-0000010B OM Trailers, semi-trailers and agricultural machines (with a braking system) attached to the trac- tor shall have such braking system, which ensures: - machine brake on movement; - brake engagement in case of machine detachment from the tractor; - holding the machine when staying on slopes;...
  • Page 193 892-0000010B OM 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. It is forbidden to operate with the automatic grips out of order, their inner cavities stuffed with dirt and foreign particles.

  • Page 194: Fire Safety Measures

    892-0000010B OM 4.3.2 Fire safety measures The tractor shall be equipped with fire fighting equipment, i.e. a shovel and a fire extinguisher. 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 195: Tractor Final Assembly And Run-In

    4.4 Tractor final assembly and run-in 4.4.1 Tractor final assembly After purchasing the tractor BELARUS-892/892.2, the dealer (customer) has to install a muffler on the tractor, and depending on the type of work to be performed, set the crossbar and rear ends of lower links to the working position.

  • Page 196: Technical Maintenance During Tractor Run-In

    892-0000010B 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 197: Emergency Actions

    892-0000010B OM - replace oil filter of the engine; - check and if required tighten the bolts attaching cylinder heads; - check and if required adjust clearance between the valves and rockers arms; - check lubrication in all assembly units according to clause 3 of Table 6.7.1. Where required lubricate or replace the lubricant;...

  • Page 198: Coupling Of Implements

    “BELARUS- 892/892.2” is carried out by the customer itself according to its needs, and with consideration of the implement and tractor performance specifications, and also local conditions i.e. agrotechnical requirements, soil conditions, personal experience, guidelines of corresponding regional advisory centers and institutions for agricultural industry.

  • Page 199: Types Of Implements Coupled With Belarus-892/892.2 Tractors

    COUPLED! 5.2 Types of implements coupled with BELARUS-892/892.2 tractors According to the type of coupling with BELARUS-892/892.2 tractors the implements are divided into the following types: - mounted implement is fixed in three points to the upper and lower draft arms of LL. The tractor can carry weight of an implement in full.
  • Page 200 892-0000010B OM - trailed implement is usually fixed in one point by means of tractor drawbar clevis to the DH. It is also possible to use a two-point connection with lift linkage (upper draft arm is not used). The chassis can carry weight of an implement in full, hitch mechanism (DH or LL) is loaded only by weight of implement connector.

  • Page 201: Three-Point 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 BELARUS-892/892.2 tractors make it possible to couple all implements, having the corresponding dimensions of attachment elements of connection triangle shown in RLL diagram Rear lift linkage diagram of type LL-2 with hydraulic lift is shown in Figure 5.3.1.
  • Page 202 892-0000010B OM 3 Modification of length of both lifting rods, upper link for transport position of the implement. The modification is carried out in the following cases: - to ensure the necessary road clearance; - to ensure the sufficient safe clearance between the elements of the tractor and the implement, excluding the contact of parts of the tractor implements (clearance is not less than 100 mm).
  • Page 203 892-0000010B OM area Figure 5.3.1 – Rear lift linkage diagram of type LL-2 Table 5.3.1 – Basic parameters and coupling dimensions of RLL Standard size (configuration) LL-2 of the device (Figure 5.3.1) 1 Category (under ISO 730-1) Category 2 Device consisting of three links (upper one and two lower ones), pivot-connected with tractor;...

  • Page 204: Usage Patterns Of Tractor Hydraulic System For Driving Of Operated Parts And Other Elements Of Unitized Hydraulically Operated Machines And Aggregates

    5.4 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 BELARUS-892/892.2 tractors provides means for oil extraction for operation of the implements coupled. Meanwhile the...
  • Page 205 892-0000010B OM Table 5.4.1 – Characteristics of BELARUS-892/892.2 tractors hydraulic drive Parameter Parameter description Value (characteristic) Side Rear 1 Paired hydraulic outputs (free) Two pairs One pair 2 Oil pipe for free draining into tank (free drain One optional line)

  • Page 206: Use Of Safety Clutches When Pto And Cardan Shaft Are Applied

    892-0000010B OM 5.5 Use of safety clutches when PTO and cardan shaft are applied To avoid failures of PTO shaft and PRS in several implements with active working attachments mechanical safety clutches are used. Functional purpose of the safety clutch is automated gear deactivation or limitation of...

  • Page 207: Features Of Application Of Pto Shafts And Cardan Shafts

    892-0000010B OM 5.6 Features of application of PTO shafts and cardan shafts WARNING: BE CAREFUL WHEN PTO SHAFT IS ACTIVATED AND THE CARDAN SHAFT OF THE IMPLEMENT COUPLED IS ROTATING. IN CASE THERE ARE PEOPLE IN AREA OF OPERATION OF PTO SHAFT THEY OR THEIR CLOTH CAN BE CLAMPED BE-...
  • Page 208 8. When the cardan shaft is used for the first time it is necessary to check the cardan shaft length, and to adjust it to the operating conditions with BELARUS-892/892.2 tractors when needed. For more detailed guidelines on cardan shafts see the technical documenta- tion enclosed.
  • Page 209 892-0000010B OM 10. If the tractor and the implement coupled are positioned linearly when the cardan shaft is pushed in full, check if there is a sufficient clearance L (Figure 5.6.4, view C) be- tween tube face and universal joint yoke end butt. Minimum permissible clearance L shall make not less than 50 mm.

  • Page 210: Ways Of Changing Tractor Grip Characteristics And Passability

    Note - Air pressure standards in the front and rear tyres of BELARUS-892/892.2 trac- tors with the current load and speed are given in subsection 4.2.8 “Selecting of optimal inner pressure in tyres depending on operational conditions and load on tractor axles, instructions for use of tyres.”...

  • Page 211: Ways Of Changing Of Drawbar Features And Passing Ability Of The Tractors

    892-0000010B OM 5.7.2 Ways of changing of drawbar features and passing ability of the tractors There are the following means of changing the gripping properties of BELARUS-892/892.2: - increase of tractor adhesion weight; - increase of wheel tire-soil adhesion. To increase the adhesion weight of the tractor the following could be done: - use of quick-detachable hitch ballast weight;...

  • Page 212: Procedure Of Filling Tyres With Water Or Aqueous Solution

    892-0000010B OM Table 5.7.1 – Water (solution) volume per one tyre Water (solution) volume, l Water (solution) volume, l Tyre (at 40% fill-up) (at 75% fill-up) 16.9R38 18.4R34(F-11) 15.5R38 9.5-42 11.2R42 During cold season when the temperature is below plus 5º С, to avoid water freezing risk it is necessary to make solution by means of adding calcium chloride into the water according to Table 5.7.2.

  • Page 213: Procedure Of Partial Release Of Water Or Aqueous Solution From Tyres

    892-0000010B OM WATER 1 – tyre; 2 – multifunctional “air-water” valve. Figure 5.7.2 – Scheme of filling the tyre with water (water solution) 5.7.6 Procedure of partial release of water or aqueous solution from tyres For partial liquid drain the following shall be carried out: - unload the wheel with liquid: jack up the wheel so that it does not touch the ground;...

  • Page 214: Application Of Rear Axle Differential Lock

    892-0000010B OM Use of tyre standard sizes unspecified by the manufacturer and operation of the chas- sis with overload caused by excess of maximum bearing capacity of the tyres and tractor axles (at given pressure and speed) can result in failure and damage not only to the chassis (tyre carcass rupture, etc.), but also to other tractor units, or can cause accidents and the...

  • Page 215: Features Of The Tractor Application In Special Conditions

    12.2.120. In ventilation system there are two paper filters with performance capabilities ac- cording to GOST ISO 14269-5. ATTENTION: CABIN OF THE BELARUS-892/892.2 TRACTORS CAN NOT PRO- TECT FROM POSSIBLE DAMAGING EFFECT OF SUBSTANCES USED FOR CHEMICAL TREATMENT OF AGRICULTURAL PLANTS AND SOILS INCLUSIVE OF SPRAY TREAT- MENT.

  • Page 216: Finding Of Total Weight, Loads On The Front And Rear Axles, Tires Holding Capacity And Required Minimum Ballast

    892-0000010B OM 5.9 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 217 892-0000010B OM where doubl. and doubl. are calculated loads for pressurization of tires during 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 218: Possibility Of Front Loader Installation

    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 5.10.1. Table 5.10.1 – Rules of BELARUS-892/892.2 tractor use with loader Name of indicator (characteristics) Indicator (characteristics) value Standard size of tractor wheel tires to which BELARUS 892: 13.6-20 –...
  • Page 219 892-0000010B 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 el- ements connected to rear semi-axles tubes of rear axle transferring a part of push force to tractor rear axle.

  • Page 220: Safety Measures At Belarus-892/892.2 Tractors Operation With Loader Installed

    IT IS PROVIDED FOR IN LOADERS TECHNICAL DOCUMENTATION! ATTENTION: FRONT LOADERS WHICH ARE NOT DESIGNED FOR USE TO- GETHER WITH BELARUS-892/892.2 TRACTORS THEREFORE THEY MUST NOT BE IN- STALLED ON THE TRACTOR! Depending on INSTALLED replaceable operating equipment two modes of loader operation –...
  • Page 221 892-0000010B OM It may be a problem of spontaneous lowering of loader. In this respect loader should be shifted in lowermost position and loader hydraulic control mechanism levers should be fixed in a proper manner after end of operation and before leaving the cab.

  • Page 222: Information About Mounting Holes Of Tractor

    The mounting holes arrange- ment scheme for BELARUS-892/892.2 tractors is shown in Figure 5.10.2. Parameters of mounting holes are listed in Table 5.10.2.
  • Page 223 892-0000010B OM...

  • Page 224: Maintenance

    892-0000010B OM 6 Maintenance 6.1 General instructions Maintenance services (MS) is needed to maintain the tractor in operable state during operation. Noncompliance with the specified intervals and bad quality of MS may result in reduction of tractor life, increase of failure number, engine power loss and increase in ex- penses for tractor operation.
  • Page 225 892-0000010B OM Table 6.1 – 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) Additional maintenance service (2MS-1)

  • Page 226: Providing Access To Tractor Components For Maintenance

    892-0000010B OM 6.2 Providing access to tractor components for maintenance 6.2.1 Providing access to the tractor components for maintenance of tractors with a metal bonnet. Before carrying out maintenance work, it is necessary to remove both sidewalls 10 and 11 (Figure 6.2.1), the monocyclone and lift bonnet 6.
  • Page 227 892-0000010B OM 6.2.2 Providing access to the tractor components for maintenance of tractors with a plastic bonnet 950.1- 8402020. Before carrying out maintenance work, it is necessary to remove both sidewalls 11 and 12 (Figure 6.2.2), the monocyclone and lift bonnet 7.
  • Page 228 892-0000010B OM 6.2.3 Providing access to the tractor components for maintenance of tractors with a plas- tic bonnet 92P- 8402020 . Before carrying out maintenance work, it is necessary to remove the monocyclone, lift and secure bonnet 4 (Figure 6.2.3), which is jointed to the bearings in front of the cab chassis.

  • Page 229: Maintenance Procedure

    892-0000010B OM 6.3 Maintenance procedure Contents of scheduled servicing operations for BELARUS-892/892.2 tractors in course of operation are listed in Table 6.3.1. Table 6.3.1 Periodicity, h Opera- Operation description 8-10 125 250 500 1000 2000 tion No 8-10 125 250 500 1000 2000...
  • Page 230 892-0000010B OM Table 6.3.1 continued Periodicity, h Opera- Operation description 8-10 125 250 500 1000 2000 tion No Check oil level in the main gear housing and the lower bevel pairs of FDA wheel gear groups Clean filter cartridge of air pressure regulator in...
  • Page 231 The operation is carried out once with the first STM (after 8-10 hours of operation) performed by the customer and then after each 125 hours of tractor operation. The operation is performed on the BELARUS-892 tractors (FDA with bevel wheel gear groups).

  • Page 232: Scheduled Maintenance Servicing Operations

    892-0000010B OM 6.4 Scheduled maintenance servicing operations 6.4.1 Maintenance on a shift basis (SBMS) in every 8 – 10 hours of operation or per shift 6.4.1.1 General guidelines Every 8 – 10 hours of the tractor operation or at the end of a shift (whichever comes first) perform the following operations: 6.4.1.2 Operation 1.
  • Page 233 892-0000010B OM 1 – water radiator; 2 – fastening clamp for expansion tank; 3 – expansion tank; 4 – expansion tank plug; 5 – – steam outlet and expansion pipe; 6 – water radiator plug; 7 – pipe from water radiator to the engine;...
  • Page 234 892-0000010B OM 1 – mark of oil level; 2 – plug of oil filler outlet. Figure 6.4.3 – Check of oil level in HLL and HSC integrated tank ATTENTION: OIL LEVEL CHECKING OPERATIONS IN THE COMBINED TANK OF HLL AND HSC SHALL BE CARRIED OUT ONLY WITH THE RETRACKED RODS OF RLL...
  • Page 235 892-0000010B OM 6.4.1.9 Operation 8. Check breaks functioning in running order, the engine, steering, light/alarm devices operability. The following tractor operating parameters shall be ensured: - the engine must operate properly in all modes; - control elements, light warning and acoustic alarm devices must operate properly;...

  • Page 236: Maintenance Services In Every 125 Hours Of Operation

    - tightening torque of nuts 5 for front wheels disks mounting on the rim brackets shall be from 180 to 240 Nm. (On the BELARUS 892.2 tractors with FDA with spur planetary wheel gear groups). 1 – nuts for front wheels mounting on reducing gear flanges of FDA; 2 – bolt for fas- tening rear wheel terminal hubs;...
  • Page 237 6.4.2.5 Operation 13. Check of oil level in upper bevel gear and pinion pair of FDA with bevel wheel gear groups Note – Operation is performed on the BELARUS-892 tractor (FDA with bevel wheel gear groups ). To check the oil level in both housings of upper bevel gear and pinion pair 2 (figure 6.4.7) it is necessary to perform the following:...
  • Page 238 Figure 6.4.8 – Check of oil level in intermediate bearing of FDA cardan drive 6.4.2.7 Operation 15 Lubrication of pivot axis bearing of FDA Note – The operation is performed on the BELARUS-892.2 tractor (FDA with spur planetary wheel gear groups).
  • Page 239 892-0000010B OM 1 – cap, 2 – greasers; 3 – bearing. Figure 5.4.13 – Lubricating FDA pivot bearings 6.4.2.8 Operation 16. Check of pneumatic pressure in tires Pressure in the front and rear tires is determined from load per single tire, driving speed and operations performed.
  • Page 240 892-0000010B OM - drain the sediment until the clean fuel appears, collect sediment in special container; - after appearing of clean fuel without water and drain, close drain plug 1. 1 – drain plug of coarse fuel filter; 2 – coarse fuel filter.

  • Page 241: Maintenance Services In Every 250 Hours Of Operation

    892-0000010B OM To adjust belt tension loosen fastenings of alternator. By turning the alternator hous- ing, adjust the belt tension. Tighten the strip fastening bolts and nuts to fix the alternator. For D-245.5 12…17 mm Figure 6.4.13 – Tension check of fan drive belt 6.4.3 Maintenance services in every 250 hours of operation...
  • Page 242 892-0000010B OM 6.4.3.3 Operation 22. Check/adjustment of clearances in steering joints To check the backlash and clearances in steering joints 1 (Figure 6.4.16) of the steer- ing link 4, it is necessary to turn the steering wheel either side when the engine is running.
  • Page 243 892-0000010B OM Adjustment is carried out as follows: 1. Set the necessary tire pressure in accordance with the subsection “Selection of optimal inner pressure in tires depending on operational conditions and load on tractor axles” of section 4 “Intended use of tractor”.
  • Page 244 1 – greaser; 2 – HSC hydraulic cylinder; 3 – steering link; 4 – FDA Figure 6.4.19 – Lubrication of HSC hydraulic cylinder hinged joints for tractors with FDA with spur planetary wheel gear groups (BELARUS – 892.2) 6.4.3.6 Operation 25. Lubricate clutch release yoke bearing To lubricate clutch release yoke bearing perform the following: - unscrew plug 1 (Figure 6.4.20) of the left side of clutch case 2;...
  • Page 245 - screw on a new filter on the fitting, FM 009-1012005 (OAO “Avtoagregat”, Livny, Russia) or М5101 (SOAO “Difa”, Grodno, Belarus) or NF-1501-02 (ZAO “PKF” Nevsky Filtr”, Saint-Petersburg, Russia). Lubricate the gasket 2 of the new filter with the engine oil before mounting of the filter to adaptor.
  • Page 246 892-0000010B OM 1 – filter body; 2 – gasket; 3 –anti-drainback valve; 4 – bypass valve; 5 – pressure relief valve; 6 – safety valve. Figure 6.4.21 – Oil filter 6.4.3.8.2 Cleaning of rotor of the engine’s centrifugal oil filter Clean the rotor of the engine’s centrifugal oil filter simultaneously with changing oil in...
  • Page 247 892-0000010B OM 1 – nut; 2 – cap; 3 – rotor cup; 4 – wrench, 5 – screwdriver (stem); 6 – cover; 7 – impeller; 8 – filtering mesh; 9 – rotor. Figure 6.4.22 – Cleaning the rotor of the engine’s centrifugal oil filter ATTENTION: AFTER THE ENGINE STOP, THE NOISE OF ROTOR THAT KEEPS ROTATING SHALL BE HEARABLE FOR 30 TO 60 MORE SECONDS.
  • Page 248 892-0000010B OM 6.4.3.9 Operation 28. Oil change in engine case Before oil change warm up the engine to its normal operating temperature (70°C min), set the tractor on an even surface, kill the engine and brake the tractor with the parking brake.
  • Page 249 892-0000010B OM If your tractor is equipped with undismountable fine fuel filter, please drain sediment in the following way: - loosen the plug 1 (Figure 6.4.25) by 1...2 revolutions to remove the air; - unscrew the plug 2 in lower part of filter 1 and drain sediment until clean fuel will appear, drain sediment in appropriate containers;...

  • Page 250: Maintenance Services In Every 500 Hours Of Operation

    6.4.4.2 Operation 31. Check of oil level in the main gear housing and wheel gear groups of the FDA Note – Operation shall be carried out only for BELARUS-892.2 tractor. Before oil level check in wheel gear groups and main gear housings of FDA, place the tractor on level horizontal ground, the engine shall be killed.
  • Page 251 6.4.4.3 Operation 32. Check of oil level in main gear housing and lower bevel gear and pinion pair of FDA with bevel wheel gear groups Note – Operation shall be carried out only for BELARUS-892 tractor Before oil level check in lower bevel gear and pinion pairs and main gear housing of FDA, place the tractor on level horizontal ground.
  • Page 252 892-0000010B OM Note – Cleaning of filter element of air pressure regulating valve filter in pneumatic system is carried out only on regulator 80-3512010. Designation mark of air pressure regulat- ing valve is located on the top side А of the regulating valve housing.
  • Page 253 892-0000010B OM 6.4.4.10 Operation 39. Oiling of the RLL turning shaft bushings To oil the shaft bushings perform the following actions: - clean two lubricating boxes (Figure 6.4.31), mounted in RLL bracket 1 from accu- mulated dirt and consolidated lubricant;...
  • Page 254 892-0000010B OM 1 – oil dipstick; 2 – gearbox housing; 3 – check plug of creeper (hydraulic creeper); 4 – creeper (hydraulic creeper) body; 5 – filler plug; 6 – upper cover of gearbox. Figure 6.4.32 – Check of oil level in transmission 6.4.4.12 Operation 41.
  • Page 255 6.4.4.14 Operation 43. Check and adjustment of axial preload in conical bearings of the pivot Note – Operation shall be carried out only for BELARUS-892.2 tractor Before check and in case it is necessary to make adjustment of axial preload in taper bearings 6 (Figure 6.4.35) of the pivot to do the following preparatory works:...
  • Page 256 892-0000010B OM - put tractor on level ground, stop the engine, brake it and exclude possible moving by locking of rear wheels in front and back with wedges; - jack front part of tractor and put supports under FDA according to jacking points shown on the tractor;...
  • Page 257 892-0000010B OM 1,7 – axle of turning pivot; 2 – protective cap; 3 –oiler; 4 – bolt, 5 – adjusting shims; 6 –taper roller bearing; 8 – nut; 9, 10 – taper roller bearing; 11 – wheel flange. Figure 6.4.35– Adjustment of axial preload in conical bearings of the pivot 6.4.4.15 Operation 44.
  • Page 258 892-0000010B OM 1 – cover; 2 – bolt; 3 – nut; 4 – limiter; 5 –filter element; 6 – body. Figure 6.4.36 – Change of filter element in HLL and HSC tank When changing filtering element loose at the same time breather plug of HLL and...
  • Page 259 892-0000010B OM 6.4.5 Maintenance service in every 1000 hours of operation 6.4.5.1 General guidelines Complete the abovementioned operations, and the operations, listed in the present subclause 6.4.5 also. 6.4.5.2 Operation 45. Check of axial play and adjustment of taper bearings of wheel flange With the help of an indicator, check the axial play in taper bearings 9, 10 (Figure 6.4.35) by measuring the shift of flange 11.
  • Page 260 892-0000010B OM 6.4.5.4 Operation 47. Change of oil in transmission line Before changing oil, warm up the transmission line up to the normal operating temperature by means of driving the tractor. To change the oil in the transmission line, perform the following actions: - place the tractor on level horizontal ground.
  • Page 261 FDA cardan drive, in top and bottom bevel gears and pinions of wheel gear groups of FDA Note: This operation shall only be performed in BELARUS-892 tractors. Before changing the oil, warm oil in the FDA housing and the intermediate support housing up to normal operating temperature by driving a tractor.
  • Page 262 6.4.5.6 Operation 49. Change of oil in FDA main gear housing, in intermediate support of FDA cardan drive and in housings of wheel gear groups of FDA Note: This operation shall only be performed in BELARUS 892.2 tractors. Before changing oil, warm up oil in the FDA and intermediate support housings up to...
  • Page 263 892-0000010B OM Then place the chassis on level horizontal ground. The engine must be stopped. En- gage the parking brake and lock the wheels against movement fore and aft by anti-recoil limit stops. To change oil in the intermediate support housing do the following: - unscrew the filler plug 1 (Figure 6.4.42) and the drain plug 2 in the intermediate...
  • Page 264 892-0000010B OM 6.4.5.7 Operation 50. Lubrication of gear lift links mechanism of RLL Note – The operation shall only be performed at gear lift links. Squirt the lift links adjusting mechanism (one lubrication point per each gear lift link), hereby make four to six injections through the greaser 1 (Figure 6.4.44) in the upper part of the lift link 2 using grease specified in Table 6.7.1.
  • Page 265 892-0000010B OM Figure 6.4.45 – Diagram of sequence for tightening of cylinder head attaching bolts 6.4.5.11 Operation 54. Washing of coarse fuel filter Wash the coarse fuel filter in the following sequence: - close both valves (Figure 2.22.1) of the fuel tanks;...
  • Page 266 892-0000010B OM - fill the filter housing with fuel; - put the cover 1 and the attaching nuts; - bleed air out of the fuel supply system. 1 – filter cover; 2 – filtering element; 3 – filter body; 4 – plug.
  • Page 267 892-0000010B OM - remove air from the fuel supply system. Fuel delivery Fuel drain 1 – filter FT020-1117010; 2 – body; 3 – bracket; 4 – plug (to drain sediment); 5 – outlet union; 6 – plug (to let air out); 7 – gasket; 8 – fitting.
  • Page 268 13- FDA housing — tubes (for BELARUS – 892); 14- nuts of FDA housing wedges (for BELARUS – 892); 15- bolts of flanges of swivel tubes (for BELARUS – 892), 16- housing of cardan drive intermediate support — clutch housing;...
  • Page 269 FDA housing 822-2300020 to the tubes with a torque of 180 to 200 Nm. Note - The operation shall be performed on Belarus-892.2 tractors. 12. Check and, if necessary, tighten sixteen M16 bolts (eight bolts on each side) attach- ing the wheel gear groups of the FDA 822-2300020 to the tubes with a torque of 180 to 200 Note - The operation shall be performed on BELARUS-892.2 tractors.
  • Page 270 18. Check and, if necessary, tighten the points attaching the bracket of the HSC cylinder to the FDA housing (for BELARUS-892 - two M16 bolts with a torque of 180 to 200 Nm, for BELA- RUS -892.2 - three M16 nuts with a torque of 110 to 140).

  • Page 271: Maintenance Service In Every 2000 Hours Of Operation

    892-0000010B OM 6.4.6 Maintenance service in every 2000 hours of operation 6.4.6.1 General guidelines Complete the abovementioned operations, and the operations, listed in the present sub- clause 6.4.6. 6.4.6.1 Operation 58. Rinse of engine cooling system and change of liquid coolant...
  • Page 272 892-0000010B OM 6.4.6.3 Operation 60. Injection beginning check and fuel spraying quality check of injectors. The injector is considered to be operable if it sprays fuel in form of fog from all five openings of the sprayer without separately flying drops, solid jets and condensations. The beginning and the end of injection shall be distinct, drops on sprayer tip are not allowed.
  • Page 273 892-0000010B OM 6.4.6.4 Operation 61. Check and adjustment of the fuel pump injection advance angle Check the fuel pump injection advance angle in the engine at hindered start engine, smoky exhaust and during the replace, mounting of the fuel pump after adjustment at the stand after 2000 working hours of the tractor or during the repair of the engine.

  • Page 274: General Maintenance Services

    892-0000010B OM 6.4.7 General maintenance services 6.4.7.1 General guidelines Carry out maintenance service operations, listed in subsection 6.4.7 as may be necessary (i.е. when level sensor or dirtiness sensor responds). 6.4.7.2 Operation 62. Oil pressure adjustment in the engine lubricating system Always look after the oil pressure value at the pressure gauge on the instrument board.
  • Page 275 892-0000010B OM 6.4.7.2 Operation 63. Maintenance of engine air cleaner Maintenance of engine air cleaner should be performed after air cleaner filter indicating lamp gets on, which is located in control indicator unit at instrument board, but at least every 1000 hours of tractor operation.

  • Page 276: Seasonal Technical Maintenance

    892-0000010B OM 6.5 Seasonal technical maintenance Carrying out of seasonal maintenance service shall be combined with operations of scheduled maintenance services. Scope of work which shall be carried out during seasonal maintenance service, is given in Table 6.5.1. Table 6.5.1 – Seasonal maintenance services...
  • Page 277 892-0000010B OM - do not check the electric current by spark test as it will result in immediate break-down of transistors. Repair operations connected with application of electric welding for the tractor shall be carried out while the AB switch is off.
  • Page 278 892-0000010B OM When using leveling jacks, observe the following safety requirements: - while lifting BELARUS-892/892.2 tractors use properly operating leveling jacks with lifting capacity of at least 5 tons; - before tractor jacking, stop the engine and engage the parking brake;...

  • Page 279: Filling And Lubrication Of The Tractor With Fuel And Lubrication Materials

    Table 6.7.1 gives titles and trademarks of fuel and lubrication materials (FLM) used during the tractor operation and maintenance, their quantity and change intervals are also specified. List of the tractor Table 6.7.1 – «BELARUS – 892/892.2» Name and designation of fuel and lubrication materials 1 Fuels Fuel tank At ambient temperature of 0ºС...
  • Page 280 892-0000010B OM Table 6.7.1 continued 2 Oils 2.1 Engine In summer (12±0,12) crankcase Castrol Turbomax Engine oils availa SAE 15W-40, «Naftan DZ» available Hessol Turbo Die- SAE 10W-40, SAE 15W-40, SAE 15W-40, SAE 20W-50 Essolube XD-3 ТU BY 30004219 +Multigrate, 010-2009;...
  • Page 281 892-0000010B OM Table 6.7.1 continued FDA housing Transmission oil HESSOL Transmission (1,6±0,02) 1000 ТАД –17и, (straddle with BECHEM housing availa- ТСп-15К bevel gears) HYPOID 72-2300020- ТАп-15В GOST 23652-79 А-04 SAE 80W-90 GOST 23652- ТЭ -15М П API GL5/GL4 ТУ 38.401-58-...
  • Page 282 892-0000010B OM Table 6.7.1 continued Hydraulic system All-weather oils: (25,5±0,5) 1000 2.11 hydraulic. availa availabl available tank with hydrau- BECHEM lic units of HLL Staroil №32, №68 and HSC ADDINOL Hydraulikol HLP 32, HLP 68 ТНК Hydraulic HLP 32, HLP 68...
  • Page 283 892-0000010B OM Table 6.7.1 finished 4 Special-purpose liquids Engine Low-freezing cool- Low-freezing Cooling MIL-F-5559 Once 19,5± 0,2) ing fluid: cooling fluid: fluid OЖ- (BS 150), USA cooling «Tosol-А40МН» «Tosol - ТС 40 (up to FL-3 Sort S- system FELIX-40 minus...

  • Page 284: Possible Failures And Guidelines For Troubleshooting

    7. Possible failures and guidelines for troubleshooting 7.1 Possible failures and guidelines for troubleshooting The list of possible engine failures of BELARUS-892/892.2 tractors and instructions for their troubleshooting are shown in Table 7.1.1. The identification of engine and turbocharger failures is given in Table 7.1.2.
  • Page 285 892-0000010B OM Table 7.1.1 continued Defect, external manifestation, Way of elimination cause Diesel engine fumes in all operating modes - blue fume is emitted from the exhaust pipe Ingress of oil into the combustion chamber as Replace the worn-out parts of the cup-piston a result of wear of cup-piston group compo- group.
  • Page 286 892-0000010B OM Table 7.1.1 finished Defect, external manifestation, Way of elimination cause When activating the starter the engine crankshaft does not turn through or rotates too slow Poor tension of storage battery termi- Dress tips and tighten terminals nals, or oxidation of wiring tips.
  • Page 287 892-0000010B OM...

  • Page 288: Possible Clutch Failures And Instructions For Their Troubleshooting

    892-0000010B OM 7.2 Possible clutch failures and instructions for their troubleshooting The list of possible clutch failures and instructions for their troubleshooting are shown in Table 7.2.1. Table 7.2.1 Defect, external manifestation, Troubleshooting cause Clutch coupling does not transmit full torque (“clutch skidding")

  • Page 289: Possible Failures In Gearbox And Instructions For Their Troubleshooting

    892-0000010B OM 7.3 Possible failures in gearbox and instructions for their troubleshooting The list of possible failures in gearbox and instructions for their troubleshooting are shown in Table 7.3.1. Table 7.3.1 Defect, external manifestation, Troubleshooting cause Difficult gear shifting, n...

  • Page 290: Possible Failures In Rear Power Take-Off Shaft And Instructions For Their Troubleshooting

    892-0000010B OM 7.5 Possible failures in rear power take-off shaft and instructions for their trouble- shooting The list of possible failures of rear power take-off shaft and instructions for their trouble- shooting are shown in Table 7.5.1. Table 7.5.1 Failure, external manifestation,...

  • Page 291: Possible Failures Of Brakes And Instructions For Their Troubleshooting

    892-0000010B OM 7.6 Possible failures of brakes and instructions for their troubleshooting The list of possible brake failures and guidelines for troubleshooting are shown in Table 7.6.1. Table 7.6.1 Failure, external manifestation, Troubleshooting cause Inefficient braking Increased pedal free travel Adjust pedal free travel as specified in subsection 3.7.2.“Adjustment of service brakes control”...

  • Page 292: Possible Failures In Pneumatic System And Guidelines For Troubleshooting

    892-0000010B OM 7.7 Possible failures in pneumatic system and guidelines for troubleshooting List of possible failures in pneumatic system and guidelines for troubleshooting are shown in Table 7.7.1. Table 7.7.1 Defect, external manifestation, cause Troubleshooting Slow build-up of pressure in the cylinder Air leakage from pneumatic system: ...
  • Page 293 892-0000010B OM Table 7.7.1 finished Defect, external manifestation, cause Troubleshooting Pressure regulator switches on controller to idle run at pressure less than 0.77...0.80 MPa, and to operation mode — at less than 0.65 MPa or over 0.70 MPa Staining of cavities and ducts of pressure...

  • Page 294: Possible Failures Of Front Driving Axle

    892-0000010B OM 7.8 Possible failures of front driving axle List of possible failures of front driven axle and guidelines for troubleshooting are shown in Table 7.8.1. Table 7.8.1 Defect, external manifestation, cause Troubleshooting The front driving axle disengages automatically at rear wheels slipping...
  • Page 295 Wrong extreme angle of wheels turn Check and make adjustment of FDA gear unit angle turn. Knock in the pivot during movement (BELARUS 892.2) Check and make adjustment of axial pivot Disturbed adjustment of pivots’ bearings bearings preload. As it is shown...

  • Page 296: Possible Failures Of Hydrostatic Steering Control And Guidelines For Troubleshooting

    892-0000010B OM 7.9 Possible failures of hydrostatic steering control and guidelines for troubleshoot- List of possible failures of hydrostatic power steering and guidelines for troubleshoot- ing are shown in Table 7.9.1. Table 7.9.1 Defect, external manifestation, cause Troubleshooting Increased force on the steering wheel...
  • Page 297 892-0000010B OM Table 7.9.1 continued Defect, external manifestation, cause Troubleshooting Releasing steering wheel does not cause depressurization in HSC hydraulic system When releasing the steering wheel in both end-point positions, there is no turn-through of the steering wheel (by 20…30mm) in the op-...
  • Page 298 892-0000010B OM Table 7.9.1 finished Defect, external manifestation, cause Troubleshooting Increased play of the steering wheel Coned pins of hydraulic cylinders or steering Torque pins’ nuts from 180 to 200 Нꞏм secure tie-rod are not tightened them with cotter-pins Worn-out steering column splines shank Replace lower gimbal gear yoke...

  • Page 299: Possible Failures Of The Hydraulic Lift Linkage And Guidelines For Troubleshooting

    892-0000010B OM 7.10 Possible failures of the hydraulic lift linkage and guidelines for troubleshooting List of possible failures of the hydraulic lift linkage and guidelines for troubleshooting are shown in Table 7.10. Table 7.10 Defect, external manifestation, cause Troubleshooting The hitch with an agricultural implement doesn’t lift No pressure in the hydraulic system: ...
  • Page 300 892-0000010B OM Table 7.10 finished Defect, external manifestation, cause Troubleshooting Agricultural implement is not maintained in transport position (lowering speed ceeds 20 mm per 10 min) Make adjustment, as given in section Tie-rod of governor control is not adjusted “Adjustments”...
  • Page 301 7.11 Possible failures in the electrical equipment and guidelines for troubleshooting 7.11.1 General information BELARUS-892/892.2 tractors electrical equipment includes electrical components (switches, relays, electric motors, gauges, lamps, headlights, fuses, relay interrupters, sen- sors, etc.) as well as wires and electrical connections which serve for connection of the components to power supply and the ground.
  • Page 302 892-0000010B OM 7.11.3 Search for short circuit One of the short circuit search methods is removal of the fuse and connection of a tester-lamp or a voltmeter instead of it. There shall be no voltage in the circuit. Shake the wire while looking at the tester-lamp.

  • Page 303: Possible Failures Of Air-Conditioning And Cab Heating Systems And Guidelines For Troubleshooting

    892-0000010B OM 7.12 Possible failures of air-conditioning and cab heating systems and guidelines for troubleshooting List of possible failures of air-conditioning and cab heating systems and guidelines for troubleshooting are shown in Tables 7.12. Table 7.12 – possible failures of air-conditioning and cab heating systems and guide-...

  • Page 304: Tractor Storage

    892-0000010B OM 8 Tractor storage 8.1 General instructions ATTENTION: RULES ON LONG-TERM STORAGE, PRESERVATION, REPRESER- VATION AND DEPRESERVATION OF THE ENGINE INSTALLED ON THE TRACTOR ARE GIVEN IN THE ENGINE OPERATION MANUAL, WHICH YOU CAN PURCHASE FROM YOUR DEALER! RULES ON INTER-SHIFT AND SHORT-TERM STORAGE OF THE ENGINE INSTALLED ON THE TRACTOR, ARE GIVEN IN THIS SECTION 8 “TRAC-...

  • Page 305: Preservation

    892-0000010B OM to remove moisture. Damaged painting is restored by putting varnish and paint coating or pro- tective grease. Painting shall be carried out according to GOST 6572-91. With long-term outdoor storage, electrical equipment, components made of rubber, pol- ymer and textile materials (hydraulic circuit hoses, etc.), are dismounted, prepared for storage and sent to warehouse.

  • Page 306: Depreservation And Represervation

    892-0000010B OM Preservation of units (radiator and fuel tank filler, breathers, cylinder rods) is carried out by polyethylene film. Materials used provide protection of tractor and its assemblies for the period of stor- age and transportation within one year. Outside tractor and its assemblies preservation is made by lubrication of surfaces using brush or sputtering by means of paint sprayer.

  • Page 307: Tractor Transportation And Towing

    ATTENTION: AS YOU LIFT THE TRACTOR USING EYE NUTS, THE TRACTOR MAY MOVE FORWARD OR BACKWARD TO A DISTANCE UP TO 1.5 M! Tie the steel ropes of BELARUS-892/892.2 tractors down to lifting eye nuts of the front and rear wheels, as shown in the roping diagram in Figure 9.1.1.
  • Page 308 892-0000010B OM 9.2 Tractor towing Tractor towing is allowed at a speed of not more than 10 km/h to a distance of up to 5 km. Before starting tractor towing, do the following: - set the GB range and speed shifting lever to the “Neutral” position;...
  • Page 309 892-0000010B OM 10. Tractor disposal When disposing of the tractor after the end of its life time (operation life) proceed as follows: - drain and send in the prescribed manner all types of oil from the engine lubrication system, from FDA housings, transmission housings, from the hydraulic systems of RLL, HSC and HPS.

  • Page 310: Service Bulletins

    892-0000010B OM Service bulletins...

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