Design features
| Technical characteristics |  | Design features | | Modular design | |
- Improved diesel-generator 2À-9ÄÃ-02
- Microprocessor-based system of control, adjustment and diagnostics
- Adjustment of tangential traction force for axles
- Frame-supported suspension of traction motors
- High efficiency fan of the cooling unit
- New control panel with improved ergonomic characteristics and display of parameters
- Bogie including components of improved design
- Combined system for automatic coolant temperature control
- Two-stage engine air cleaner
- Wheel flange lubricator
- Air conditioner in the locomotive cab
- Complex safety device «ÊËÓÁ-Ó»
- High-strength front windows with electrical heating
- Electrically driven window cleaners of pantograph type
- Rheostat electric brake
- Heating system for engine coolant at settling
Advantages of 2ÒÝ70 as compared with currently operated freight diesel locomotives:
- Higher output and traction force
- Capability of hauling a train up to 6000 t without the train being remade-up
- Reduction of operating costs
- Reduction of maintenance and repair costs
- Higher train safety
- Improvement of working conditions of the locomotive crew
- Reduction of nomenclature of spare parts and equipment for repair of freight and passenger diesel locomotives
