Belarus 820 - Page 5

80-0000010B OM
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3.1.1.1 General information…………………………………………………………..………. 89
3.1.1.2 Engine components………….……………………………………………………….. 90
3.1.2 Engine air cleaning system……………………………………..……………………… 94
3.1.3 External part of engine cooling system…………..……………………………………95
3.2 Clutch……..…………………………..………………………………………….………….96
3.2.1 Clutch coupling…..………………………………..…………………………….………. 96
3.2.2 Peculiarities of clutch coupling dismounting, mounting and adjustmen
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…...…..…… 97
3.2.2.1 General information………………………..……………………………………..….... 97
3.2.2.2 Dismounting of clutch coupling …………………………..…………………………. 98
3.2.2.3 Mounting of clutch coupling…..……………………..…………………………….....98
3.2.2.4
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djustmen
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of clutch coupling release levers…………..……………..…………...... 98
3.2.3 Clutch control……………..…………………………………...………………………… 99
3.2.3.1 General information………………………………………………….……………….. 99
3.2.3.2
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djustment of clutch coupling pedal free travel……………...….…….….……….. 99
3.2.4 Clutch casing ………………..……….………………...………………………….……. 100
3.3 Gearbox………….…………..……………………………………………………….…..... 104
3.3.1 General information….…………..……………………………………………….…….. 104
3.3.2 Gearbox with gears and ranges shifting leve
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located at the right hand of the op-
erator………………...………………………………………………………………………….. 104
3.3.2.1Gearbox mechanical gea
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unit…..……………….…………...……………………… 104
3.3.2.2 Gearbox control ……………………………...……………….…..............................109
3.3.2.3 Gearbox operation….…………….………………………….……………………….. 110
3.3.3 Distinctive features of design and operation of mechanical gearbox with gears
and ranges shifting lever located in the center……………………………………….…….. 112
3.3.4 Reverse-reduction gear…..…………………………………………………………….. 114
3.3.4.1 General information…………………………………………………………………… 114
3.3.4.2 Composition of reverse-reduction gear …………………………………………….114
3.3.4.3 Mechanical gear unit………….………………………………………………………. 115
3.3.4.4 Reverse-reduction gear control……………………………………………………… 115
3.3.4.5 Reverse-reduction gear operation………………………………………………......115
3.4 Rear axle………...……………………………………………………………………….....116
3.4.1 General information……………………………………………………………………... 116
3.4.2 Main gear………………………………………………………………………………… 116
3.4.3 Differential……..…………………………………………………………………………. 117
3.4.4 Final drives………………………………………………………………………………. 117
3.4.5 Rear axle differential lock……………………….……………………………………… 118
3.4.5.1 Differential lock coupling……………….…………………………………………….. 118
3.4.5.2 Rear axle differential lock control with the help of the pedal………………….………. 119
3.4.5.3 Cable control of rear axle differential loc
k
………………………………….…………... 120
3.4.5.4 Rea
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axle differential lock cable control adjustment ………………...……………. 121
3.5 Rear power take-off shaft ………………..……………………………………………..... 122
3.5.1 General information…………………………………………..…………………………. 122
3.5.2
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djustment of play in power take-off shaft strap brakes…………………………….122
3.5.3 External adjustment of brake straps………..……..………………………………….. 124
3.5.4 Rear PTO control………….………………………………………..…………………… 124
3.5.5 Rea
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PTO control on tractors with canopy-frame o
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canopy base on the basis o
f
small cabin…………………...……………………………………………………………….... 125
3.6 Side semi-continuous power take-off shaft………..……………………………………. 126
3.7 Brakes………………………………………………………………………………………. 127
3.7.1 Service brakes and service brakes control…………………………………………… 127
3.7.2 Check/adjustment of service brakes control…………………..……………………... 128
3.7.3 Parking brake………..……………………………..….….…..….………………………129
3.7.4
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djustment of parking brake control …..……………...…………….……..…...…..... 130