Belarus 920.4 Operating Manual Download

Page: 49 / 58

BELARUS-920.4/952.4 Operating manual

Annex A

(informative)

Electric circuit diagram

Table A.1 lists items of the electric circuit diagram presented on Figure A.1.

Table A.1

Designation Name

Qty.

Note

A1 Cassette

radio

recorder

Spark plugs

Supplied with engine
For 920.4/952.4/1025.4 — 4 pcs.

Control panel with tachome-
ter/speedometer (with CAN)

Air conditioner

4.1

Air processing unit

Supplied with conditioner

4.1.1

Output air temperature regulator

Supplied with conditioner

4.2

Compressor-condenser unit

Supplied with conditioner

4.3

Pressure sensor unit

Supplied with conditioner

Fan electric motor

Supplied with conditioner

Fan mode selector

Supplied with conditioner

ВА

Loud speaker

Supplied with radio cassette recorder

BN1

Fuel volume sensor

ВР

Pneumatic system air pressure indicator

ВР

Gearbox oil pressure sensor

For 1025.4/1221.4

BV1, BV3

Speed sensor

BV2

PTO speed sensor

For 1221.4 with PTO speed sensor

2 Road

headlight

7 Working

headlight

5 Interior

lamp 1

Number plate light

EL1, EL2

Lamp AKG12-60+55-1

Included into

EL3, EL4, EL13, EL14

Lamp AKG12-55-1

Included into

EL5…EL7, EL9, EL10, EL18,
EL19

Lamp A12-5

Included into HL1…HL5, E8

EL8, EL11, EL12, EL15,
EL17, EL20, EL22

Lamp A12-21-3

Included into HL4, HL5, E5, HL6,HL7

EL16, EL21

Lamp A12-10

Included into HL6, HL7

https://tractormanualz.com/

Summary of Contents for 920.4

Page 1: ...BELARUS 920 4 952 4 WITH ENGINE D 245 43S3A D 245 5S3A 920 4 0000010 OM OPERATING MANUAL Supplement to operating manual for BELARUS 920 3 952 3 tractors MTW 2009 https tractormanualz com ...

Page 2: ... 245 43S3А D 245 5S3А 24 2 2 1 General Information 24 2 2 2 Adjust brightness and contrast of display indicator 26 2 2 3 Call up changeable presentations and parameters to display 26 2 3 Wet brakes and rear axle differential lock clutch 29 2 3 1 General information 29 2 3 2 Wet service and park brakes wet brakes control 30 2 3 3 Differential lock wet clutch 30 2 4 Trailer brake drive 31 2 4 1 Gene...

Page 3: ...intenance and repairing must be carried out only by the specialists acquainted with all its characteristics and informed about necessary safety requirements to prevent accidents Due to constant development of tractor changes which are not shown in the present oper ating manual can be introduced into design of some assembly units and parts All unspecified changes introduced into structure of any as...

Page 4: ...ronized accelerator doubling number of gears Rear axle with main gear differential and final drives Differential lock control electrohy draulic Front driving axle with main gear self locking differential final drives planetary cylindrical reduction gears Front driving axle drive transfer case with automatic engagement of FDA two cardan shafts and intermediate bearing with overload clutch Service b...

Page 5: ...rankshaft rated speed rpm g Specific fuel consumption at nomi nal power g kWh 62 0 2 0 58 7 2 0 1800 220 5 0 70 0 2 0 66 7 2 0 1800 220 5 0 h Rated ratio of torque backup 25 i Specific oil consumption for burn out measured according to GOST 18509 g kWh 0 3 0 2 j Peak torque Nm 411 464 4 PTO power at PTO mode 540 rpm at least kWh 58 3 5 Specific fuel consumption at PTO power in PTO mode 540 rpm at ...

Page 6: ...trailer trailer brakes are interconnected with tractor brakes kg 9000 13 Agrotechnical clearance under front axle rear axle and front axle tubes when interlocking of lift linkage lower rods is installed at least mm 510 14 Wheel track dimension mm а front wheels 1420 1970 б rear wheels 1500 1600 1800 2100 15 Minimal radius of turning in the middle of the outer front wheel mark at minimum wheel trac...

Page 7: ...50 50 23 Tires basic configuration Front 360 70R24 Rear 18 4R34 24 Steering a steering wheel turning effort when feeding pump is operating not more than N b number of steering wheel revolu tions ensuring complete angle of guide wheel turning at least c steering wheel backlash free play when feeding pump is operating at least 30 6 25º d steering wheel adjustment range 1 adjustment for tilt angle to...

Page 8: ...2 4 conditional volume factor of hy draulic system efficiency factor at least 0 65 5 lifting time for rear lift linkage from the lowermost position into uppermost position with test load on the suspension axle s at least 2 2 c drawbar hitch 1 virtual displacement of coupling point mm in horizontal plane relative to tractor longitudinal axis in vertical plane relative to ground surface on the basic...

Page 9: ... Switch of starter and instruments 5 Remote battery disconnect switch 6 Windshield washer switch 7 Main light switch 8 switch of front headlights installed on brackets of front lights 9 Switch of hazard warning flasher 10 Multi function underwheel switch turn indicator high low beams horn signaling with high beam 11 Instrument cluster 12 Signal lamp unit 13 Integrated display 14 Program console of...

Page 10: ...uster Instrument cluster 11 fig 1 1 includes five indicators with alarm lamps fig 1 3 1 Fuel gauge 1 1 Reserve fuel level alarm lamp 2 Pneumatic system air pressure gauge 2 1 Emergency pneumatic system pressure alarm lamp 3 Voltage indicator 3 1 Indicator lamp of additional battery charging 4 Engine coolant temperature gauge 4 1 Engine coolant temperature alarm lamp 5 Engine lubricating system oil...

Page 11: ...the scale of voltage indicator 3 Fig 1 3 color State of power supply system with running engine with shut down engine 13 0 15 0 V green normal charging func tion 10 0 12 0 V red generator is out of oper ation Storage battery is discharged 12 0 13 0 V yellow no storage battery charg ing low charging voltage Storage battery has normal charge 15 0 16 0 V red Overcharging of storage battery white matc...

Page 12: ...e up to 600 kPa Attention IF LOW PRESSURE LAMP IS ON WITH THE ENGINE RUNNING STOP THE ENGINE IMMEDIATELY AND ELIMINATE THE MALFUNCTION 1 3 4 Pilot lamp unit The pilot lamp unit 12 fig 1 1 is located on the dashboard and includes three lamps Layout chart of pilot lamps corresponds to Figure 1 4 Figure 1 4 Pilot lamp unit Principles of pilot lamps operation shown in Figure 1 4 are described in the 9...

Page 13: ...ts of PTO speed scale yellow 3 2 3 3 3 4 segments of PTO speed scale green 4 1 4 2 announciators of PTO speed scale ranges yellow 5 high beam pilot lamp indicator blue 6 trailer turn pilot lamp indicator green 7 tractor turn pilot lamp indicator green 8 parking brake pilot lamp indicator red 9 high on board voltage pilot lamp indicator red 10 low coolant level pilot lamp indicator yellow 11 multif...

Page 14: ...gine speed by means of entered value of index KV2 see below other than 0 meanwhile value of index ZV equal to 0 should be entered see below When ID is switched on see below the description of device functional check and engine is running message engine speed from ECM is transmitted identifications of scales 540 and 1000 are illuminated simultaneously Indication of PTO scale segment with regard to ...

Page 15: ...th remaining fuel Operability diagnostics of speed sensors Operability diagnostics of frequency probe of fuel volume FPFV Diagnostics of operability and connection of CAN bus to ID Selection of display modes among Total elapsed operating time of engine Instantaneous fuel consumption Remaining fuel volume Operation time with remaining fuel On board sys tem voltage failure messages is made with Mode...

Page 16: ...ity and connection When signals from speed sensors are missing for 10 12 seconds LCD display shows a message in form of digit 0 characterizing location of de fective sensor left of right 2 Operability diagnostics of frequency probe of fuel volume FPFV When frequency signal from FPFV is missing for 2 seconds LCD display of ID displays FUEL message 3 Diagnostics of operability and connection of CAN ...

Page 17: ...ights is on c 8 figure 1 5 parking brake pilot lamp indicator Parking brake indicator operates in flash ing mode with 1 Hz frequency when parking brake sensor goes off d 9 figure 1 5 high on board system voltage pilot lamp indicator Switches on when tractor on board system voltage exceeds 19V and goes out when supply voltage level goes down to 17V In this case ID switches off completely and recove...

Page 18: ...1 3 Mode exit is fulfilled automatically when Parameter and Value buttons have not been pressed for 7 sec In case of mode exit the last parameter values selected with Value button are stored 2 When entering non specified value of programming parameter 2 1 Select parameter which value needs to be set up with Parameter button 2 2 Press Mode button twice least significant digit of numerical value wil...

Page 19: ...e Parameter R R rear wheel rolling radius mm In case of reprogramming it is possible to change this parameter with 5 mm increment Note 770 is the value for tires 18 4R34 In case of new types of tires set the parameter R value which corresponds to rolling radius of installed tires Parameter KV2 KV2 power take off shaft PTO ratio Parameter ZV ZV number of gear teeth of PTO speed sender Note if the s...

Page 20: ...nd road headlamps are switched on lower part of the button in the photo is pressed to the full III d 8 Figure 1 1 switch of front headlights installed on brackets of front lights When the key 8 is pressed two front headlights located on brackets of front lights and the light indicator built into the key are switched on e 9 Figure 1 1 switch of hazard warning flasher Pressing the button actuates ha...

Page 21: ...onditioning and heating modes are presented in Section 2 5 Air conditioning and cab heating system Note Instead of a climate system a heater fan can be installed on your tractor Control and design of the fan heater is described in the operating manual 900 0000010 OM supplied with your tractor 1 3 12 Double lever gear box control 1 3 12 1 General information Gear box GB is mechanical step by step s...

Page 22: ...ess the clutch coupling pedal and shift the gear shift lever 1 Figure 1 10 to the re quired gear position as per information plate on its handle ATTENTION ENGAGEMENT OF THE IST GEAR AND REVERSE GEAR SHALL BE CARRIED OUT WHEN THE TRACTOR IS STOPPED AND WITH CLUTCH COUPLING PE DAL DEPRESSED Shifting of the 1st gear and reverse gear and selection of pass of gearing also is not syn chronized and is ca...

Page 23: ...ntrol where gears are shifted and stages of the range reducing gear are selected by the same one lever placed under the right hand of the operator Rules of operation of GB controlled by one lever placed under the right hand of the operator are presented in 900 0000010 OM https tractormanualz com ...

Page 24: ...in system operation are found the failure signal indicator 2 Figure 2 1 on the engine control system panel should go on and off and the information display 4 Figure 2 1 switches to the operating mode If an error is found the information display emits a sound signal and the screen shows a short description of detected errors error code designation and its description as well as the failure signal i...

Page 25: ...ment connector 3 information display 4 control panel 5 engine mode manual control lever 6 switching and protec tion unit 7 electronic engine control unit 8 engine mode control electronic foot pedal Figure 2 2 Engine control system for D 245 43S3А D 245 5S3А https tractormanualz com ...

Page 26: ...er right angle presents the coolant temperature the lower left angle presents the current fuel consumption per hour Press the button 2 to call the four section parameter presentation on the display screen Af ter a first stroke of the button 2 four parameters in numeric form are shown on the screen in the upper left corner voltage directly on the connection terminals of the information dis play in ...

Page 27: ...ures ATTENTION THE ENGINE IS STOPPED BY TURING THE STARTER AND IN STRUMENT SWITCH TO OFF POSITION Table 4 List of parameters of graphic and four section indication of engine operation Parameters Four section presentation Graphic presen tation Symbol 1 Voltage directly on the connec tion terminals of the information display V 2 Voltage at battery terminals measured by electronic control unit of eng...

Page 28: ...BELARUS 920 4 952 4 Operating manual 28 Figure 2 4 Wiring diagram for outer part of engine control system for D 245 43S3А D 245 5S3А of tractors BELARUS 920 4 952 4 https tractormanualz com ...

Page 29: ...eral information In order to improve tractor brakes energy consumption their reliability and durability brakes operating in oil bath wet brakes are designed and installed on tractors BELARUS 920 4 952 4 The rear axle differential lock clutch is mounted in the brake housing both within the same oil bath thus the clutch is also designed as wet Figure 2 5 presents the design of wet brakes and rear ax...

Page 30: ...l drive of BELARUS 920 4 952 4 is mechanical through levers and pedals The park brake is driven mechanically The service and park brake control drives of wet brakes are principally the same as ones used for dry brakes of the respective tractor model The wet service and park brakes adjustment are performed each 500 service hours of the tractor in the process of performing MS 2 Techniques of checkin...

Page 31: ...N EVEN SURFACE BLOCKED WITH BRAKE SHOES PUT UNDER THE WHEELS WHICH EXCLUDE SPONTANEOUS MOVEMENT OF THE TRACTOR 2 4 2 Combined trailer brake pneumatic drive 2 4 2 General information BELARUS 920 4 952 4 tractors can be equipped with a combined trailer brake pneumatic drive The pneumatic drive can also be used to inflate tires and for other purposes where energy of compressed air is required Figure ...

Page 32: ...ing and disconnection of the trailer due to pressure drop in the trailer connecting line When a trailer with a two wire pneumatic drive is used the trailer coupling heads are connect ed to the coupling heads 4 Figure 2 6 with red cap and 1 with yellow cap i e to the supply line 7 and to the control manifold 2 At that compressed air constantly flows to the trailer through the supply line 7 When the...

Page 33: ...o a pressure of 0 77 to 0 8 MPa as per the pressure gage located on the instrument panel 3 Air pressure as per the pressure gage connected to the coupling head must be 0 77 MPa or higher or 0 53 MPa or higher for Hungary and Germany If it is lower than specified do as fol lows 4 Check availability of clearance gap of 1 to 2 mm between the finger 2 Figure 2 7 and the upper edges of the grooves in t...

Page 34: ...connected to the coupling head has not reached the required value replace the brake valve B ATTENTION WITH THE BRAKE VALVE B FIGURE 2 7 AND ITS DRIVE CORRECTLY ADJUSTED PRESSURE AS PER THE PRESSURE GAGE CONNECTED TO THE COUPLING HEAD WITH A YELLOW CAP MUST BE EQUAL TO ZERO WHEN THE INTERLOCKED BRAKE PEDALS ARE NOT PRESSED AND WHEN THE PARK BRAKE IS FULLY DISENGAGED 2 4 3 Trailer brake hydraulic dr...

Page 35: ...BELARUS 920 4 952 4 Operating manual 35 1 clutch 2 pull rod 3 brake valve 4 5 high pressure horses 6 pump Figure 2 8 Trailer brake hydraulic drive https tractormanualz com ...

Page 36: ...edals are released while changing it by means of the end 2 of the pull rod 4 rotation Dimension B 35 1 25 mm between lower edge of the end 4 and upper nut 3 Fig 2 9 should be secured through rotation of nuts 3 and locking them after the adjustment 1 brake valve 2 pull rod 3 nut 4 rod end Figure 2 9 Adjustment of brake valve pull rod ATTENTION ADJUST THE BRAKE VALVE DRIVE WHEN THE SERVICE BRAKE PED...

Page 37: ... air can be adjusted To turn off the air conditioner turn both switches 1 and 2 counterclockwise to 0 position ATTENTION WHEN WORKING IN THE COOLING MODE THE HEATER VALVE MUST BE CLOSED TO PREVENT SIMULTANEOUS OPERATION OF THE AIR HEATING AND COOLING SYSTEMS 2 5 2 Climate system control in heating mode ATTENTION REFILL THE ENGINE COOLING SYSTEM ONLY WITH AN ANTI FREEZE AGENT For efficient operatio...

Page 38: ... compressor a condenser a filter drain with pressure sensor an evaporator and heat exchanger unit cooler heater a cooler heater fan connection hoses with a set of quick couplings electric cables air filters a cool air regulator and a fan switch The heating circuit is filled with hoses connected to the tractor engine cooling system and a shutoff cock Quick release hose coupling between cab and comp...

Page 39: ...d to the electromagnetic coupling of the compressor through the con trol circuit The coupling is engaged transferring rotation from the engine crankshaft pulley to the compressor shaft The compressor pumps the refrigerating fluid through the elements of the air condi tioning system At that the refrigerating fluid absorbs heat from the air passing through the cooler heater and then releasing heat t...

Page 40: ...ipment If necessary refill with refrigerating fluid During storage no service work is carried out When removing from storage have the air conditioning system serviced by a special service sta tion with diagnostic equipment Other details on maintenance and servicing of the air conditioning and heating system of the cab are given in 3 2 Maintenance of tractor components of this manual WARNINGS 1 ONL...

Page 41: ...pment failure Check condition of the respective fuse 25A see the electric circuit diagram Annex A on the fuse block F4 located on the instrument panel Replace if faulty With a test lamp check availability of power at the air conditioner engine М7 Annex A with the switch ON and the engine ground available If the electric circuits are in good condition but there is no power at M7 replace the switch ...

Page 42: ...ion of those operations that due to variation in design of BELARUS 920 4 952 4 tractors from models BELARUS 920 3 952 3 differ in maintenance operations for the BELARUS 920 3 952 3 tractors or are not performed for BELARUS 920 3 952 3 Before you carry out any maintenance work raise then lock the tractor hood and as neces sary remove the both sides Figure 3 1 To do that proceed as follows pull the ...

Page 43: ... The engines of the Belarus 920 4 952 4 tractors are equipped with generators with au tomatic seasonal voltage adjustment At that there is no Winter Summer seasonal voltage adjust ment screw Consequently performing MS operations 18 20 as listed in Table 14 of the 245S3A 0000100 OM document is not needed 4 Because air pressure regulator is used in pneumatic system of improved design on the tractors...

Page 44: ...der the ceiling panel Check and as necessary in order not to allow plugging clean the drain pipes A sign of a clean drain pipe is water dripping when the conditioner is working during hot weather Operation 4a Remove condensate from the tanks of the heat exchanger of the engine charge air cooler CAC To remove condensate from the tanks of the engine CAC heat exchanger proceed as fol lows unscrew two...

Page 45: ...N DIESEL FUEL ATTENTION REMOVING THE MFE FROM ITS HOUSING IS NOT RECOM MENDED DIRT IN THE MFE INDICATES A FAILED BFE BREAK OF THE PAPER SHUTTER LOOSE BOND OF THE BOTTOM IN SUCH A CASE RINSE THE MFE AND REPLACE THE BFE clean the supply pipe the inner surfaces of the casing and pan of the air cleaner of dust and dirt check condition of the sealing rings assemble the air cleaner in the reverse order ...

Page 46: ...on axis A and tightening the threaded coupling B in the groove of the sector C After adjustment the belt deflection under a force of 39 2 0 N applied perpendicularly to the middle part of the branch must be 4 to 6 mm Operation 7a Check tightening of the bolts fastening the CAC air ducts Check and tighten up as necessary the bolts fastening the CAC air ducts The tightening torque of the CAC air duc...

Page 47: ...2 5 0 1 liters Operation 11a Replace filter element of coarse fuel filter In accordance with Section 3 2 8 of the 245S3A 0000100 OM document replacement of the coarse fuel filter or the filter element of the coarse fuel filter must be performed in accordance with the instructions of this manual To replace the filter element of the coarse fuel filter on the BELARUS 920 4 952 4 trac tor perform the ...

Page 48: ...BELARUS 920 4 952 4 Operating manual 48 Figure 3 4 Replacement of filter element of coarse fuel filter https tractormanualz com ...

Page 49: ...nditioner М7 Fan electric motor 1 Supplied with conditioner S1 Fan mode selector 1 Supplied with conditioner ВА1 ВА2 Loud speaker 2 Supplied with radio cassette recorder BN1 Fuel volume sensor 1 ВР1 Pneumatic system air pressure indicator 1 ВР2 Gearbox oil pressure sensor 1 For 1025 4 1221 4 BV1 BV3 Speed sensor 2 BV2 PTO speed sensor 1 For 1221 4 with PTO speed sensor Е1 Е2 Road headlight 2 Е3 Е4...

Page 50: ...itch horn 1 НАЗ Signal switch buzzer 1 НА4 Horn 1 HG1 Indicator lamp block 1 HL1 HL3 Road train lamp 3 HL4 HL5 Front lamp 2 HL6 HL7 Rear lamp 2 HL8 Signal beacon 1 К1 Spark plug relay switch 1 К2 Instrumentation power supply relay switch 1 K3 K4 K7 K10 Normally open relay switch 30A 6 К5 Normally closed relay switch 20A 1 К6 Starter relay switch 1 КН1 Turn indicator breaker 1 КТ1 Spark plug unit 1...

Page 51: ...switch ВK12 41 1 For 1025 4 1221 4 Start lock switch ВK 2 41 1 For 920 4 950 4 1021 4 SA12 Flashing beacon switch 1 SB1 Emergency stop signaling switch 1 SB2 Brake light switch 1 SB3 Park brake light switch 1 SP1 Air filter clogging sensor 1 SP2 HSU emergency oil pressure sensor 1 SP3 Pneumatic system emergency air pres sure indicator 1 UZ1 Voltage converter 1 ХР1 1 ХР116 Single pin terminal block...

Page 52: ...receptacle 2 XS2 5 Female receptacle 30 16 06570 1 COBO Italy XS3 3 Female receptacle 30 16 06571 1 COBO Italy XS5 3 Female receptacle 469 59 00 00 1 AVAR JSC XS10 1 Terminal block 1 0967240 1 1 AMP Germany Cylindrical connectors XS12 1 XS12 2 Socket ШСЗ2П12Г M 7 2 XS12 3 Socket ШСЗ2П12Г MT 7 1 XS15 1 Socket ШСЗ6У15Г M 6 1 XP12 1 XP12 2 Plug ШСЗ2ПК12Ш MT 7 2 XP123 Plug ШСЗ2П12Ш MT 7 1 XP15 1 Plug ...

Page 53: ...BELARUS 920 4 952 4 Operating manual 53 Figure А 1 Electric circuit diagram https tractormanualz com ...

Page 54: ...BELARUS 920 4 952 4 Operating manual 54 Figure А 1 sheet 2 https tractormanualz com ...

Page 55: ...ЧО black orange Figure A 2 presents the electric circuit diagram of connections of additional front head lights installed on brackets of front lights Figure A 2 Electric circuit diagram of connections of additional front headlights To Figure А 2 Е5 E6 headlight EL8 EL13 AKG12 55 1 lamp SA11 headlight switch Note Table A 1 lists names of other items of the diagram on Figure A 2 https tractormanualz...

Page 56: ... 003 701 75 1 DL SA3 Switch П147М 01 17 TU RB 14795799 001 97 1 PTO SA4 Switch П147 01 17 TU 37 003 701 75 1 PTO SA5 Switch ВК 12 1 ЦИКС 642241 001 TU 1 PTO SB1 Switch ВК 12 51 TU RB 37334210 004 97 1 DL 13 VD1 VD2 Diode KD 206 A ТТ 3 362 141 TU 2 Receptacles OST 37 003 032 88 XP1 Male receptacle 502601 1 XP2 1 XP2 2 Male receptacle 502602 2 XP4 Male receptacle 502604 1 XS2 1 XS2 2 Male receptacle...

Page 57: ...ntrol system Wire colors Г blue ГЧ blue black Ж yellow ЖЗ yel low green З green К red КЖ red yellow Кч brown О orange Р pink С grey СЗ grey green Ф violet Ч black ЧО black orange DL and PTO control panel or or or or DL relay PTO relay PTO DL From dashboard 12V after engine start https tractormanualz com ...

Page 58: ...BELARUS 920 4 952 4 Operating manual 58 https tractormanualz com ...

Search results

Summary of Contents for 920.4

Reviews:

Related manuals for 920.4

Brands by name

Popular brands

Belarus 920.4, Operating Manual

Search results

Summary of Contents for 920.4

Reviews:

Related manuals for 920.4

Brands by name

Popular brands