Initial Service
Entry Into Service inspection. High-frequency servicing to maintain availability and prevent minor faults escalation.
15 days
2917 km
SCOPE
- Fluid top-ups (sand, oil, coolant)
- Visual quick checks-
- Minor adjustments
Basic Inspection
Condition assessment at start. Standard inspection to verify operational condition of key systems.
30 days
5833 km
SCOPE
- Visual inspection
- Brake check
- Door functionality
- Lighting and basic systems check
Preventive Maintenance Level 0
Preventive inspection focused on reliability and early detection of wear. Very basic routine checks, frequent.
90 days
17500 km
SCOPE
- Brake system inspection
- HVAC functional check
- Electrical system checks
- Safety verification
Second Level P0 cycle
Repeat of basic preventive maintenance. Lubrication renewal to reduce wear and extend component life.
180 days
35000 km
SCOPE
- Oil replacement
- Leak inspection
- Lubrication checks
1-Year Inspection
Annual maintenance. Comprehensive detailed inspection assessing system condition and performance.
1 year
70000 km
SCOPE
- Mechanical systems inspection
- Electrical testing
- Diagnostics
- Structural assessment
2-Year Inspection
Extended preventive inspection with deeper system checks and wear evaluation.
2 years
140000 km
SCOPE
- Bogie inspection
- Brake and suspension systems
- Electrical cabinets
- Structural integrity checks
Second P1 Maintenance
Intermediate preventive work, more detailed than P0. Replacement of gearbox oil to ensure proper lubrication and reliability.
2.1 years
150000 km
SCOPE
- Gearbox oil change
- Seal inspection
- Functional testing
Preventive Maintenance Level 2
Advanced checks, partial disassembly. Overhaul of sanding and traction transmission auxiliary systems.
4.3 years
300000 km
SCOPE
- Sanding system panel overhaul
- Elastic coupling inspection/replacement
- Functional testing
8-Year Overhaul
Major scheduled intervention. Full overhaul to ensure pneumatic system reliability.
8 years
560000 km
SCOPE
- Compressor overhaul
- Internal component replacement
- Performance testing
Preventive Maintenance Level 3
Deep maintenance intervention. Comprehensive overhaul of key mechanical, pneumatic and braking systems.
8.6 years
600000 km
SCOPE
- Blower overhaul
- Pantograph control panel
- Condensate separator
- Brake system components
- ACR collection system
- Safety valves
- Brake discs
- Axle box bearings
- Drag and reaction rods
10-Year Overhaul
Major life-cycle overhaul of safety components; braking and roof-mounted equipment.
10 years
700000 km
SCOPE
- Brake system overhaul
- Pantograph overhaul
- Disconnector
- Automatic and semi-permanent couplers
- Compressor overhaul
12-Year Overhaul
Extended heavy maintenance. Renewal of key auxiliary electrical and control systems.
12 years
840000 km
SCOPE
- Pantograph automatic lowering system
- Rearview mirrors
- Inverter
- Battery charger
15-Year Overhaul
Mid-Life Overhaul. Refurbishment of passenger comfort and accessibility systems.
15 years
1050000 km
SCOPE
- PRM ramp overhaul
- Traction controller
- Access doors
- Steps
- Convector radiators (saloon & cab)
- HVAC systems
- Lower articulation overhaul
Second P3 cycle
Repeat deep preventive intervention. Full overhaul of running gear and traction equipment.
17.1 years
1200000 km
SCOPE
- Bogie overhaul (frame, pivot, suspension)
- Gearbox
- Sanding system
- Anti-roll system
- Pneumatic and electrical systems
- Traction motor
- Circuit breaker
- Auxiliary converter
- ACR collection equipment
20-Year Overhaul
Life extension, full refurbishment. Long-term performance restoration overhaul. Replacement of damping elements to restore dynamic performance.
20 years
1400000 km
SCOPE
- Removal and replacement of dampers
- Dynamic testing
- Inspection of mounting elements
