Sub-assembly repairs
Complex repairs on main locomotive sub-assemblies, alongside maintenance and planned RR and RG work.
SCRL Brașov carries out complex repair work on the main sub-assemblies of locomotives, helping maintain safety, reliability and performance of rolling stock in service. This work runs in parallel with preventive and corrective maintenance programmes and with planned RR and RG repairs.
Main sub-assembly categories repaired
- •Mechanical sub-assemblies: mounted axles (re-tyring, replacement, reversal); gearboxes-inverters; hydraulic transmissions; mechanical housings and structures
- •Electrical sub-assemblies: traction motors; electrical machines and motors (including rewinds); 25 kV main transformer; high-voltage electrical equipment
- •Power sub-assemblies: diesel engines; main and auxiliary generator sets; air compressors
- •Electronic and control sub-assemblies: on-board electronics; control and command systems; cabling and re-cabling
- •Safety sub-assemblies: braking systems; speed control and dead-man systems; traffic safety equipment
Types of work performed
- •Disassembly and diagnosis of sub-assemblies; reconditioning of worn parts; replacement of defective parts; adjustment and calibration; functional testing after repair
- •Work may also include: load balancing on axles; neutral axis work on motors; repairs with component replacement
Specific repairs for electric locomotives
- •Pantograph repair (various types); circuit-breaker repair; selector–tap-changer repair
- •Reconditioning of roof-mounted equipment; renewal of power and control electrical installations