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BELARUS 

90/92

 

 
 

 
 
 
 

90 – 0000010 

РЭ

 

 
 
 

 
 
 
 
 
 

OPERATING 

 MAINTENANCE  

WORK-SHOP MANUAL  

 
 
 
 
 
 
 
 
 
 
 

2008 

 

https://tractormanualz.com/

Summary of Contents for Belarus 90

Page 1: ...BELARUS 90 92 90 0000010 OPERATING MAINTENANCE WORK SHOP MANUAL 2008 https tractormanualz com...

Page 2: ...is intended for tractor drivers operating Belarus tractors Due to policy of MTW PA aimed at constant updating of items being manufactured changes which are not reflected in present edition can be mad...

Page 3: ...ce seat and only operator should sit there 9 When the tractor is shipped from the works some tractor components are placed into SPTA box tool box or cab You should perform their mounting on the tracto...

Page 4: ...truments 26 Starter and instruments switch 27 Self contained instruments 28 Fuses 29 Electrical equipment connection elements 30 Gear box control 31 Front driving axle control 32 Selector of separate...

Page 5: ...ntial lock control tractors with steering booster 69 FDA cardan drive adjustment 69 Adjustment of tapered roller bearings of directive wheels of Belarus 90 tractors 70 Section G SCHEDULED MAINTENANCE...

Page 6: ...xle 111 Steering 112 Hydraulic lift linkage 113 Electrical equipment 114 Section I TRACTOR TRANSPORTATION AND TOWING 115 Section J TRACTOR STORAGE 116 Section K DISPOSAL OF TRACTOR 120 Annex L Wiring...

Page 7: ...estry and municipal services construction and industry The present operating manual contains design features description brief technical data recommendations on the operation and maintenance of tracto...

Page 8: ...static Power Steering LOHE liquid to oil heat exchanger M maintenance D Organization for Economic Cooperation and Development D PCU preheater control unit PTO power take off shaft RG reducing gear RHA...

Page 9: ...rake Fast Parking brake Slowly Horn Forward Hazard warning light Reverse Fuel Battery charging Cooling liquid Cab dome light Starting preheater plug Marker lights Engine speed Turn signal Engine oil p...

Page 10: ...tion Windshield washer Control valve spool Drop Position Windshield wiper Control valve spool Float Position Rear screen wiper Oil pressure in gearbox Tractor trailer turn signal Air pressure on pneum...

Page 11: ...ngage PTO shut down the engine engage parking brake pull out starter switching key and switch off battery disconnect switch It is prohibited to disable the system of electrical equipment with battery...

Page 12: ...n operating PTO driven stationary machines always engage the parking brake and block rear wheels fore and aft Make sure the machine is securely fixed Make sure that PTO drive end guard is installed an...

Page 13: ...use individual noise protection means under GOST 12 4 051 87 earplugs earphones Fire safety requirements Tractor has to be equipped with firefighting equipment a shovel and fire extinguisher It is pr...

Page 14: ...30 3740 Width mm 1970 1970 Height mm 2780 2800 D Wheel base mm 2370 2450 F Rear wheels span mm 1400 1600 1800 2100 E Front wheels span mm 1350 1850 1400 1960 G Road clearance mm 465 465 Tire size fron...

Page 15: ...ngitudinal or on the right side of front ballast loads Serial diesel number is duplicated on the name plate on the name plate of diesel fixed to the cylinder block right side Number of clutch casing o...

Page 16: ...Section B Technical data Belarus 90 92 Operating manual 16 Number of transmission on the back axle casing from behind Number of front driving axle on the casing from the front https tractormanualz com...

Page 17: ...92 Displacement volume l 4 75 290 Firing order 1 3 4 2 Cooling system fluid Rated speed rev min 2200 Maximum rotational speed rev min 2380 Minimum rotational speed rev min 600 Rated power kW 61 at 22...

Page 18: ...y centrifugal air purification Oil bath capacity of air cleaner 1 5 l Steering control Hydraulic booster type hydro mechanical Steering gear worm screw helical sector and steering booster Pump cell ge...

Page 19: ...echnical data Belarus 90 92 Operating manual 19 Gear box Type basic kitting 9 2 mechanical back geared Rated speed of tractor movement in km h at tractor BELARUS 90 92 with tires 15 5R38 https tractor...

Page 20: ...reverse 42 axis of idler gear 43 driven gear of 5 gearing and reverse pass 44 bearing 45 front cluster of internal shafting 46 idler gear of back gear 47 switching roller of reduction gear 48 lever 4...

Page 21: ...ug 31 that composes as support of internal shafting 32 from outside on the gear wheel is fixed the impeller 29 that serves for improved lubrication of gear wheels of the main gear and differential via...

Page 22: ...oupling of gears under load Pass of gearing shifting is realized with lead 48 connected with bead 47 in which is fastened the plug 50 moving the gear 36 The plug pads are provided with splines that in...

Page 23: ...2 clutch casing of GB 23 brake casing 24 plug 25 left drive gear of half axle 26 adjusting shims 27 clutching axle of GD 28 left bearing cup 29 drive gear bearings of final gears 30 left differential...

Page 24: ...t 2081 rev min of diesel engine 1000 rev min at 2302 rev min of diesel engine Synchronous drive 3 4 rev meter of road at placing of back tyre 15 5R38 mounting Removable power take off shank end accord...

Page 25: ...hnical data Belarus 90 92 Operating manual 25 Pneumatic system Compressor Type one cylinder air cooled Wheels Front 9 00 20 9 00R20 with front axle 11 2 20 11 2R20 with FDA 72 Rear 15 5R38 https tract...

Page 26: ...indexes of turn green colour 12 Central switch of light 13 Index of level of fuel in tanks 14 Control lamp of high beam dark blue color 16 Index of pressure of oil in diesel engine 17 Multipurpose sw...

Page 27: ...witch of lowering reducer It has two positions rear direct gear forward lowering gear 38 Cover of mechanism of adjustment of height of position of steering wheel Important Before starting tractor oper...

Page 28: ...rage battery is absent low charge voltage Storage battery has normal charge 15 2 16 0 red Storage battery recharge 12 7 12 0 yellow Beginning of discharge of storage battery White hairline in yellow z...

Page 29: ...t road headlight 7 5 4 passing light of right road headlight 7 5 5 dimensional fires of right board illumination of plate illumination of devices 15 6 dimensional fires of left board 7 5 7 headlight o...

Page 30: ...or hook on agricultural instrument It is installed on rear support of cabin Pin plug of plait of wires of hook on machines is connected to socket Marking of plugs of socket 1 Index of left turn 2 Hor...

Page 31: ...TANT Inclusion of ranges and gears is carried out by one lever 2 note that at the first turn it is necessary to include range first or second Lever of lowering reducer 1 should always be in included i...

Page 32: ...is mode short term for work on friable and damp soils and if necessary at movement by reverse Front driving axle is included is switched off automatically is a middle position Automatic inclusion of a...

Page 33: ...m position IMPORTANT Include pump only on minimum idle turns of diesel engine Include pump at cold start of diesel engine and switch off pump at maintenance service of tractor Control of hydraulic sys...

Page 34: ...nd it is intended for air selection of air for tires pumping and also for another purposes where energy of compressed air is required Steering wheel position change For change of height position of wh...

Page 35: ...kg in longitudinal horizontal plane within limits of 75 At correct adjustment of seat on weight of driver vibration of tractor is considerably decreases Correctly adjusted seat should be pulled down...

Page 36: ...Start from a tug of the new not run in engine is not allowed in order to avoid intensive wear of the engine parts Running in Your new tractor will work reliably and for a long time on condition of pr...

Page 37: ...al position and the lever of reducing gear into extreme position rear or front 3 PTO should be switched off 4 Switch on battery disconnect switch 5 Put the lever of fuel supply into mid position 6 Dep...

Page 38: ...the present Manual Keep the batteries fully charged Use clean without additions of water winter diesel fuel In order to avoid breakage drain the sediment from coarse fuel filter and fuel tanks daily I...

Page 39: ...the lever 2 to set selected speed Push or pull lever 1 to the required extreme position Disengage the parking brake and increase slightly fuel distribution smoothly release the clutch pedal After the...

Page 40: ...brakes as soon as possible Engine shutdown IMPOTANT Before shutting down the diesel lower an implement down the ground let the diesel operate at 1000 rpm for 1 2 minutes to reduce diesel cooling flui...

Page 41: ...nted and semi mounted agricultural machinery like ploughs seeders cultivators sprayers etc Towing hooking device crossbar TSU 1Zh is used for operating trailed machinery like potato harvester etc exce...

Page 42: ...ft links consist of two parts front part or the link itself rear end with ball joint Standard length of lift links is 885 mm To increase the length of suspension install lift ends with bent front join...

Page 43: ...from the works the length of the right hand brace is set to standard value of 475 mm Length of left hand non adjustable brace 4 when tractor is dispatched from the works is also set to standard value...

Page 44: ...make lateral machine tilt adjustment by means of right hand adjustable brace 2 To increase length of the brace turn lever 3 clockwise and visa versa 6 Before starting work make sure that Parts of the...

Page 45: ...hen operating on slopes close to excavations walls etc Rear end of the tie is coupled to lift link and the front end to the bracket in one of four positions depending on operation type Position 1 Ties...

Page 46: ...RTANT Set cotter 5 in the middle of the slot or with minimum displacement towards the tractor Otherwise the ties can be damaged Before moving in transport position lift machine into upper position and...

Page 47: ...e to the required tillage depth when operating with a plough By rotating ties 2 adjust length of limiting chains that provide machine movement in horizontal plane to 125 mm to each side from the middl...

Page 48: ...gth of the right hand brace to depth of tillage ATTENTION Be sure to maintain degree of machine swaying at least at the range of 125 mm in order to avoid chains breaking when lifting the machine into...

Page 49: ...rom transport I to operational II position perform the following operations 1 Remove the cotter and pull out an eyelet 3 then take off the crossbar 4 2 Remove the cotter and pull out a pin 2 then take...

Page 50: ...omechanical valve of hydraulic cylinder must be located in extreme rear position on the hydraulic cylinder rod b Lower a handle 13 and retention mechanism together with it into bottom position c Set t...

Page 51: ...reel header ploughshares etc of harvesting seeding and other machines If distributor handle doesn t return automatically to neutral after termination of cylinder travel take it out manually And vice v...

Page 52: ...on make sure that there is no thrusting of telescopic connection elements of cardan drive when machine is in its extreme positions towards the tractor minimum overlapping of cardan drive telescopic pa...

Page 53: ...r is moving perform smooth lowering of machine with rotating working members d Do not engage PTO when angle of refraction in one of the cardan drive joints exceeds 22 degrees e When operating on stiff...

Page 54: ...can be installed on the tractor power pulley additional ballast weights for additional loading of front axle reducing gear automatic hitch SA 1 spacer for doubled rear wheels installation and other eq...

Page 55: ...ombination of front and rear tires provides maximum operation qualities of the tractor increases tires life and reduces wear of power gear components The use of worn out and new tires or tires with di...

Page 56: ...0 1 0 12 0 14 0 16 0 18 0 2 0 22 0 24 0 26 0 28 9 00 20 112 6 640 715 780 840 900 960 1020 1070 1120 9 00R20 112 8 580 640 715 780 840 900 960 1020 1070 1120 15 5R38 134 8 250 1420 1620 1810 1975 2120...

Page 57: ...wheels tires with speed symbol 6 30 km h 8 40 km h 10 40 50 15 30 34 20 20 23 25 7 11 30 0 7 35 10 3 40 20 0 45 4 50 9 Inside pressure should be increased by 25 Short term change of load not more that...

Page 58: ...e pressure in external tire should be 1 2 1 25 times lower than the internal tire Allowable loads on front and rear axle Tractor model Allowable loads kN On front axle On rear axle 90 17 5 50 0 92 24...

Page 59: ...lling tires with liquid the tire valve should be in the wheel crown In table below there are solution volumes being filled the rear tires Tires dimension Volume of liquid being filled l tire 15 5R38 2...

Page 60: ...el dismount main wheel press out short bolts from hub 1 and press in long bolts 2 which are in spacer set Mount the main wheel on bolts 2 and secure with nuts 3 Then put spacer 4 on the same bolts and...

Page 61: ...perform the following operations lift the tractor front part by jack until the wheels break off the ground b loosen bolts 1 take out pins 2 mountings of the retractable cams in the tube of front axle...

Page 62: ...adjusted stepless in the intervals 1400 1600 mm and 1750 1950 mm To change the track lift the tractor head or alternately the front wheels providing with the gap between the wheels and ground brake th...

Page 63: ...rrespondingly d adjust the left and the right steering links by extending or shortening them to the same value for this unscrew the lock nuts 3 5 6 8 and turning the left and the right tubes 7 4 set t...

Page 64: ...face 5 Torque four hub fastening bolts to 280 300 N m 28 30 kgf m 6 Mount the wheel and tighten fastening nuts by the torque 210 260 N m 7 Repeat operations for the opposite wheel NOTE Track width up...

Page 65: ...screws 13 5 Fix lever 11 in neutral position by introducing bolt 10 10X60 in diameter inside lever opening and opening in the rear axle body corresponding to it 6 Remove stop plate 26 fig 2 screw up i...

Page 66: ...n adjustment completion install to adjusting screws 21 the stop plate 26 and cotters 27 figure 2 cover of rear axle hatch cotter pin tie rods 4 and 15 figure 1 and bolt 9 by nuts 3 and 8 During operat...

Page 67: ...O repair When adjustment is made correctly lever 1 figure 1 in position on or off shouldn t reach control panel groove edge by at least 30 mm and accurately pass through neutral position In some lots...

Page 68: ...ensure free travel of levers to avoid collapse of the pin of braces Perform control linkage adjustment as follows 1 Lift levers of the hitch at maximum possible altitude and adjust by screw the length...

Page 69: ...intermediate bearing and check the side play in the bearings of cardan Adjust the safety clutch to the torque transfer in the range 40 80 kgf m 400 800 N m Adjust the clutch by tightening screws 2 of...

Page 70: ...e of rotation determine the gap in the bearings After determine the raised gap perform adjustment as follows unscrew the bolts and take off the cover 2 b uncotter the castle nut 1 and turning the whee...

Page 71: ...during storage During long term storage MAINTENANCE WHEN PREPARING THE TRACTOR FOR OPERATION Maintenance when preparing tractor for running in Clean the tractor off dirt and dust remove conservation...

Page 72: ...casing sump of diesel air purifier casings of power transmission FDA and intermediate bearing Grease the bearing of clutch release yoke Clean centrifugal oil filter Change filter element of hydraulic...

Page 73: ...lter and from fuel tanks 7 Generator and fan belt 8 Wheel and hub mounting 9 Air pressure in tires 10 Bearing of clutch release yoke 11 Storage batteries 12 Oil level in intermediate bearing of FDA ca...

Page 74: ...ance No 3 M 3 after 1000 hours of operation 30 Tightening torque of cylinder head bolts 31 Coarse fuel filter 32 Filtering element of fine fuel filter 33 Generator 34 Steering joints 35 Brace of lifti...

Page 75: ...n Change Adjustm ent Drain Washin g Notes Maintenance after 2000 hours of operation 44 Engine nozzles 45 Fuel pump Advance angle of fuel injection 46 Fuel pump Adjusting on stand 47 Cooling system of...

Page 76: ...impression of large oil consumption due to burning loss Operation 2 Level of cooling fluid in engine radiator Take off the radiator plug and check level of cooling fluid which should be 50 60 mm belo...

Page 77: ...on the left hand side of hydraulic assemblies casing The level should be between marks 0 and P If necessary fill oil up to mark P 5mm having unscrewed threaded plug 2 NOTE When machines with large oil...

Page 78: ...the sump which should be at the ring belt level Add oil if necessary If oil contains dirt and water replace oil ATTENTION Do not overfill sump with oil above ring belt as this may lead to oil getting...

Page 79: ...een pulleys of generator and water pump 1 The sag should be in the range of 6 10 mm If necessary adjust belt tension by turning generator casing having in advance loosened and then tightened generator...

Page 80: ...riction lining Operation 11 Storage batteries WARNING Batteries contain sulphuric acid which causes great burns when in contact with skin Beware acid getting on hands skin in eyes on cloths When acid...

Page 81: ...y in each cell jar of the battery If necessary additionally charge storage batteries Check terminals 2 under sheathes A and plugs 1 for cleanness If necessary grease terminals 2 with technical cup gre...

Page 82: ...to eliminate clearance in joint connection c Lock the plug with wire NOTE If backlash can not be eliminated by screwing up threaded plugs disassembly the joint and replace worn out parts Operation 13...

Page 83: ...end to cabin floor Turn lever 1 anti clockwise to the end of squeeze bearing of levers By rotating yoke 3 align openings in yoke and lever 1 then screw yoke in tie rod 5 by 5 5 5 turns i e shorten the...

Page 84: ...h the mesh Use non metal scraper to remove deposits off inside walls of rotor cup Clean all parts wash them in diesel fuel and blow off with compressed air Assembly the filter by performing disassembl...

Page 85: ...careful to avoid contact with hot oil Drain oil in proper container for storage of used oils Put drain plug 4 in place and through oil filling neck 1 fill fresh motor oil M 8DM 8G2 8G2 in winter and 1...

Page 86: ...ve starts closing and adjust clearances in valves 4 6 7 and 8 counting from the fan To adjust clearance loosen check nut 1 of screw 2 put probe 5 between end face of valve rod 3 and rocker pin 4 then...

Page 87: ...5 125 mm when applying effort of 120 130 N 12 kgf and of the left brake pedal by 5 20 mm less for synchronous braking action in interlocked position Do not allow less brakes pedal travel than is given...

Page 88: ...e of groove 1 of lever 2 matched upper edge of groove 2 of lever 3 of the right brakes pedal and then by turning of fork 6 match up holes of the lever and of the fork 6 and put in pin 5 e Screw in or...

Page 89: ...y the air purifier having loosened nuts 7 and removed sump 6 Clean inside sump cavity and fill fresh motor oil Pull out three filtering elements wash them in diesel fuel and blow them off with compres...

Page 90: ...r elements is necessary to take them out from the casing 3 by removing of the wire 5 Rinse filter elements in wash liquid and after rinse do the abovementioned operations in reverse Mount filter in as...

Page 91: ...in transmission Check oil level by oil level gauge 1 on the left side of gear box casing Normal oil level should be between the upper and lower mark of the oil gage NOTE If your tractor is equipped wi...

Page 92: ...fill oil up to the required level through check holes Operation 27 Maintenance of steering gear drive Maintenance of steering gear drive consists in periodic inspection of screw joint torquing For mi...

Page 93: ...er in wash liquid e Tighten up nut 8 of the turning shaft f Put filter in place and make assembly of the filter in the reverse order g simultaneously adjust axial play of the steering shaft for this p...

Page 94: ...tighten cylinder head bolts in sequence shown in the figure to the right Bolts torque should be within 160 180 N m 16 18 kgf m Operation 31 Engine coarse fuel filter Wash fuel coarse filter by perfor...

Page 95: ...fuel 1 filter F 020 1117010 2 casing 3 arm 4 plug for drain of sediment 5 outlet union 6 plug for air input 7 gasket 8 union To remove air from the system To remove air from the system loosen the plu...

Page 96: ...manual 96 Operation 33 Generator Take drive belt 1 off generator pulley 2 Check rotation of generator rotor and plays in bearings If there are any plays or rotor stickings remove generator and send to...

Page 97: ...sing Make 4 6 injections with the grease gun Grease is LITOL 24 Operation 36 Lubrication of RHA turning shaft sleeves Inject two lubrication points via compression cups in hitch attachment bracket unt...

Page 98: ...special reservoir for used oil ATTENTION Be careful and avoid contact with hot oil Properly dispose used oil Put drain plugs 1 in place and fill pure oil in system Put fill plug in its place Operatio...

Page 99: ...TTENTION Be careful and avoid contact with hot oil Properly dispose the oil Put in place and tighten fill plugs Fill casings up with fresh transmission oil Tap 15V Tsp 15K TAD 17 or with their analogu...

Page 100: ...in the oil conduit Tighten clamps of sleeves Operation 42 Washing engine breathers Unscrew bolts 1 and remove breather body 2 Pull the breather out of the body wash with diesel fuel and blow off with...

Page 101: ...m washers under bolt heads in thickness of head flange Fig 117 Tighten worm nut to 2 kgf m 20 N m unscrew it by 1 12 1 10 turns until the hole in the worm matches locknut pin hole and then fasten nut...

Page 102: ...erwise blood poisoning is possible NOTE It is convenient to have spare set of nozzles checked and adjusted to be quickly installed on the engine Take off and replace nozzles having performed the follo...

Page 103: ...may lead to engine overheating and failure IMPOTANT Adjustment of fuel equipment by tractor operator owner is considered as grounds for cancellation of manufacturer s warranty obligations Operation 4...

Page 104: ...summer season with settled average daily temperature above 5 Change summer oil grades for winter grades see lubrication table In engine casing In the case of hydraulic assemblies and HS In the transm...

Page 105: ...M 2 wash fuel tank plug When running the tractor at low temperatures make pre start engine heating up to 20 30 At the end of the shift fill tanks with fuel at temperature below 30 use arctic fuel Fil...

Page 106: ...ody transmission Transmission oil Tap 15V TSp 15K TSp 10 TSp 15K 40 40 1 Duplicating TAD 17i TAD 17i Upper conical pair bodies of reduction gears of FDA Intermediate bearing of FDA drive Bodies of fin...

Page 107: ...8 17 5 1 Clutch release fork bearing Basic lubricant Litol 24 Duplicating lubricant Bechem LCP GM multipurpose plastic 4 6 squirt injections 0 02 1 Gear wheel of adjustable cross stay 0 005 1 Pivoting...

Page 108: ...tween sections at rated frequency no more 6 Rotation frequency appropriate to the engine idle running rpm 1160 Cyclic delivery at maximum idle speed no more mm3 cycle 22 5 Irregularity in fuel deliver...

Page 109: ...ss of air to fuel system Spring of free running in fuel system is not adjusted Fuel pump is faulty Remove air from fuel system Adjust spring of free running for diesel with fuel pump 4UTNI o 4UTNI Tak...

Page 110: ...is below allowable Sticking of bleed valve of centrifugal oil filter Extreme wear of crankshaft neck bearings junction Replace Default or replace the pump Fill oil to the upper mark of oil measuring r...

Page 111: ...pressed roller mechanism are deformed Safety clutch in intermediate bearing doesn t transfer the required torque Wearing driven and driving disks of safety clutch Disk springs lost elasticity or are...

Page 112: ...ont wheels Nut gripping of worm is unfastened High play in conical bearings of front wheels or hinges of tie rod of steering front wheel toe in is disturbed Nut gripping of fixing of pitman of sector...

Page 113: ...e load carrying capacity during oil warming up During cooling down the load carrying capacity recovers Wearing or failure of oil pump replace pump High oil warming in hydraulic system 1 Insufficient q...

Page 114: ...tor voltage regulator Replace Starter is not actuated and engine crankshaft doesn t turn through One of cable terminals which goes to the storage battery is disconnected Strong oxidation of cable term...

Page 115: ...g use lifting mechanisms with load carrying capacity of at least 10 ton force Tie steel ropes down to front axle beam or eye bolt 1 and rear axle eye bolt 1 as shown in the diagram below When steel ro...

Page 116: ...unted prepared for storage and sent to ware house Fastening parts of dismounted tractor components are reinstalled Electrical equipment headlights generator starter storage batteries are cleaned blown...

Page 117: ...sence of cocking completeness air pressure in tires air tightness state of anticorrosion coatings protective grease paint integrity absence of corrosion integrity and strength of sheathes and covers D...

Page 118: ...oil RUST BAN 335 ML 5888 instruments panel after assembly by sputtering corrosion proof oil RUST BAN 397 SUMIDERA 397 on inside panel surfaces PTO drive ends are preserved by greasing with corrosion...

Page 119: ...ction briefing on labor and fire safety primary briefing on the working place Preservation remises and sections should be separated from other production premises and equipped with plenum exhaust vent...

Page 120: ...Drain sediment from fuel coarse and fine filters Drain electrolyte from tractor SB put it special storage reservoir and send for processing in the established order Make complete tractor disassembly...

Page 121: ...A12 5 3 Available in HL5 HL6 E4 EL14 EL17 Lamp A12 10 2 Available in HL7 HL8 EL19 EL21 Lamp AKG12 55 1 2 Available in E1 E2 EP2 EP6 Lamp holder with plug 5 Available in P2 P6 F1 F3 Fuse blocks 3 G1 G...

Page 122: ...XP1 1 XP1 3 Pluggable shoe single contact 3 XS1 1 XS1 3 Seat shoe single contact 3 XS2 1 XS2 2 Seat shoe two contact 2 XS3 1 Seat shoe three contact 1 XS4 1 Seat shoe four contact 1 XS5 1 Seat shoe fo...

Page 123: ...Annex L Belarus 90 92 Operating manual 123 https tractormanualz com...

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