Repairs of electric units 
471 Series electric unit
The double-decker unit consisting of a motor car, a middle car and a control car is designed for operation in urban areas on lines powered by DC voltage 3000V.
The car frames are made of aluminium profiles, and the boarding doors are on the platform level. The passenger area is fully air-conditioned, and the unit also has a compartment for passengers travelling in first class. The cars are manufactured by Škoda Vagonka in Ostrava, and they have been subject to regular, periodic, first substantial repairs at Pars nova since 2008.
Gallery
Parameters
Lenght of unit
79 200mm
Height with pantographs lowered
4 635mm
Number of seats
310
Number standing places
333
Continuous power
2 000kW
Maximum speed
140km/hr