Table Of Contents - Belarus 920.4 Operating Manual

BELARUS-920.4/952.4 Operating manual
CONTENTS
1 Tractor description and operation............................................................................. 4
1.1 Tractor designation .................................................................................... 4
1.2 Technical characteristics .............................................................................. 4
1.2.1 General description .................................................................................. 4
1.2.2 Main parameters and characteristics .............................................................. 5
1.3 Tractor structure and operation ...................................................................... 9
1.3.1 Controls and Instruments............................................................................ 9
1.3.2. Switch of starter and instruments ..................................................................9
1.3.3. Instrument cluster ................................................................................... 10
1.3.4. Pilot lamp unit ....................................................................................... 12
1.3.5. Integrated display.................................................................................... 13
1.3.6. Designation and principle of operation of integrated display indicators.................... 13
1.3.7. Integrated display pilot lamps...................................................................... 17
1.3.8 Description of instrument function check ......................................................... 17
1.3.9 Integrated display program console ............................................................. 18
1.3.10 Dashboard switches ............................................................................... 20
1.3.11 Climate system control ............................................................................. 21
1.3.12 Double-lever gear box control .................................................................... 21
1.3.12.1 General information............................................................................... 21
1.3.12.2 Shifting of ranges and gears in GB with double-lever control .................................. 22
2 Tractor components description and operation....................................................... 24
2.1 D-245.43S3А/D-245.5S3А engine................................................................... 24
2.2 Electronic engine control system for D-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 General information................................................................................. 31
2.4.2 Combined trailer brake pneumatic drive ........................................................ 31
2.4.2.1 General information............................................................................... 31
2.4.2.2 Check and adjust drive of single-wire and two-wire brake valves of pneumatic system 33
2.4.3 Trailer brake hydraulic drive .................................................................... 34
2.4.3.1 General information............................................................................... 34
2.4.3.2 Adjustment of trailer brake hydraulic drive ......................................................... 36
2.5 Cab air conditioning and heating system ................................................................... 37
2.5.1 Climate system control in air conditioning mode .............................................. 37
2.5.2 Climate system control in heating mode ........................................................ 37
2.5.3 General arrangement and operation of cab air conditioning and heating system........... 38
2.5.4 Air conditioning unit troubleshooting ......................................................................... 41
2.6 Electric equipment .................................................................................... 41
3 Maintenance .............................................................................................. 42
3.1 Maintenance of tractor ................................................................................ 42
3.2 Maintenance of tractor components ................................................................ 43
Annex А................................................................................................... 49
Annex B........................................................................................................ 56
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