Tractor Belarus 921 / 921.2 / 921.3 / 921.4 / 921.6, operation and maintenance e-manual (in Russian)

Contents

BELARUS 921/921.2/ 921.3/921.4

Description and operation of the tractor

• Purpose of the tractor
• Technical characteristics
• Tractor composition
• Vibration level at the tractor operator's workplace
• Tractor marking
• Packaging

Controls and instruments

• Location of controls and instruments of the tractor
• Switches and switches of the instrument panel
• Block of key switches of the upper panel and the rear window wiper switch
• Heater-fan control cabins
• Air conditioning control
• Instrument cluster
• Control lamp block
• Combined indicator
• Engine control panel
• Steering
• Parking brake control
• Engine stop handle
• Manual fuel feed control handle
• Tractor pedals
• Rear axle differential lock control
• Gear shifting
• Front drive axle control
• Rear power take-off shaft control
• Rear hitch control
• HFS pump control
• HFS distributor section control (remote hydraulic cylinders)
• Front hitch control
• Electrical fuses and electromagnetic relays
• Cabin locks and handles
• Seat and its adjustments
• Pneumatic system compressor control
• Electrical equipment connectors

Description and operation of tractor components

• Engine and its systems
• Clutch
• Gearbox
• Rear axle
• Rear power take-off shaft
• Brakes
• Pneumatic system
• Front drive axle
• Tractor chassis
• Hydrostatic steering
• Hydraulic hitch system
• Rear hitch
• Front hitch
• Drawbars
• Electrical equipment
• Cabin
• Marking of tractor components

Intended use of the tractor

• Safety precautions when preparing the tractor for work
• Using the tractor
• Safety precautions when operating the tractor
• Final assembly and running-in of the tractor
• Actions in extreme conditions

Aggregation

• General information
• Types of agricultural machines aggregated with tractors
• Attachments
• Features of using the tractor hydraulic system to drive working bodies and other elements of aggregated hydraulic machines and units
• Installation of front weights
• Use of safety clutches when using PTO and cardan shafts
• Features of using PTO and cardan shafts
• Methods of changing the traction properties and cross-country ability of the tractor
• Features of using the tractor in special conditions
• Determination of the total weight, loads on the front and rear axles, tire load-bearing capacity and the required minimum ballast
• Possibility of installing a front loader

Maintenance

• General instructions
• Providing access to components parts of the tractor for maintenance
• Maintenance procedure
• Scheduled maintenance operations
• Seasonal maintenance
• Safety measures during maintenance and repair
• Tools, devices and measuring devices during maintenance and repair
• Filling and lubricating the tractor with fuels and lubricants

Possible malfunctions and troubleshooting instructions

• Possible engine malfunctions and troubleshooting instructions
• Possible clutch malfunctions and troubleshooting instructions
• Possible gearbox malfunctions and troubleshooting instructions
• Possible rear axle malfunctions and troubleshooting instructions
• Possible rear power take-off shaft malfunctions and troubleshooting instructions
• Possible brake faults and troubleshooting instructions
• Possible pneumatic system faults and troubleshooting instructions
• Possible front drive axle faults
• Possible hydrostatic steering faults and troubleshooting instructions
• Possible malfunctions of the hydraulic hitch system and instructions for their elimination
• Possible malfunctions of electrical equipment and instructions for their elimination
• Possible malfunctions of the air ventilation system, cabin heating, air conditioning system and instructions for their elimination

Storing the tractor

• General instructions
• Requirements for intershift storage of machines
• Requirements for short-term storage of machines
• Requirements for long-term storage of machines in open areas
• Preservation
• Depreservation and re-preservation
• Preparing the tractor for operation after long-term storage
• Safety requirements during preservation

Transportation of the tractor and its towing

• Transportation of the tractor
• Towing the tractor

Disposal of the tractor

• Operational bulletins

APPENDIX A (mandatory) – Electrical connection diagram of the electronic engine control system of the BELARUS-921.4 tractor

APPENDIX B (mandatory) – Electrical connection diagram of the electrical equipment of the BELARUS-921/921.2/921.3 and BELARUS-921.4 tractors (with D-245.5-S3AM engine) with a glow plug controller

APPENDIX B (mandatory) – Electrical connection diagram of the electrical equipment of the tractors «BELARUS-921/921.2/921.3» and «BELARUS-921.4» (with D-245.5-S3AM engine) with glow plug and relay unit

APPENDIX G (mandatory) – Electrical connection diagram of the electrical equipment of the «BELARUS-921.4» tractor with D-245.5-S3A engine

BELARUS 921.6

Description and operation of the tractor

• Purpose of the tractor
• Technical characteristics
• Tractor composition
• Vibration level at the operator's workplace of the «BELARUS-921.6» tractor
• Noise level at the operator's workplace of the tractor «BELARUS-921.6»
• Marking of the tractor and its components

Controls and instruments

• Arrangement of controls and instruments of the tractor
• Instrument panel switches and switches
• Block of key switches of the upper panel and the rear window wiper switch
• Control of the heater-fan of the cabin
• Control of the air conditioner
• Instrument cluster
• Block of control lamps
• Combined indicator
• Information monitor and panel of the engine management system
• Steering
• Parking brake control
• Handle of manual control of the fuel supply
• Pedals tractor
• Rear axle differential lock control
• Gear shifting
• Front drive axle control
• Rear PTO control
• Rear linkage control
• HFS pump control
• HFS distributor section control (remote hydraulic cylinders)
• Front linkage control
• Electrical fuses and electromagnetic relays
• Cabin locks and handles
• Seat and its adjustments
• Pneumatic system compressor control
• Electrical equipment connectors
• SCR system operation

Use tractors by purpose

• Safety precautions when preparing the tractor for work
• Using the tractor
• Safety precautions when operating the tractor
• Final assembly and running-in of the tractor
• Actions in extreme conditions

Aggregation

• General information
• Types of agricultural machines aggregated with tractors
• Attachments
• Drawbars
• Features of using the tractor hydraulic system to drive working bodies and other elements of aggregated hydraulic machines and units
• Installation of front weights
• Trailer brake drive
• Determining the possibility of using the PTO and cardan shafts shafts
• Features of using PTO and cardan shafts
• Methods of changing the traction properties and cross-country ability of a tractor
• Features of using a tractor in special conditions
• Determining the total weight, loads on the front and rear axles, the bearing capacity of tires and the required minimum ballast
• Possibility of installing a front loader

Maintenance

• General instructions
• Providing access to tractor components for maintenance
• Maintenance procedure
• Scheduled maintenance operations
• Seasonal maintenance
• Safety precautions during maintenance and repair
• Tools, devices and measuring equipment during maintenance and repair
• Filling and lubricating the tractor with fuels and lubricants

Possible malfunctions and troubleshooting instructions

• Possible clutch malfunctions and troubleshooting instructions
• Possible gearbox malfunctions and troubleshooting instructions
• Possible rear axle malfunctions and troubleshooting instructions
• Possible rear PTO malfunctions and troubleshooting instructions
• Possible brake malfunctions and troubleshooting instructions
• Possible pneumatic system malfunctions and troubleshooting instructions troubleshooting
• Possible faults of the front drive axle
• Possible faults of the hydrostatic steering and instructions for their elimination
• Possible faults of the hydraulic hitch system and instructions for their elimination
• Possible faults of the electrical equipment and instructions for their elimination
• Possible faults of the air ventilation system, cabin heating, air conditioning system and instructions for their elimination
• Possible faults of the engine and instructions for their elimination

Tractor storage

• General instructions
• Requirements for intershift storage of machines
• Requirements for short-term storage of machines
• Requirements for long-term storage of machines in open areas
• Preservation
• Depreservation and re-preservation
• Preparing the tractor for operation after long-term storage
• Safety requirements for preservation

Transportation and towing of the tractor

• Operational bulletins

Appendix A (mandatory) - Electrical connection diagram of the electronic engine control system of the BELARUS-921.6 tractor

Appendix B (mandatory) - Electrical connection diagram of the electrical equipment of the BELARUS-921.4/921.6/922.5/922.6/923.5/923.6 tractors

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