Overhaul of the 14D40 Diesel Engine

We offer overhaul services for the 14D40 diesel engine — a reliable and powerful unit used in locomotives (M62) and diesel generators (14DGU2)

We restore your engine to factory specifications with a quality guarantee!

About the 14D40 Engine:

• Type: Two-stroke, V-shaped, 12 cylinders, 45° angle.
• Power: 1470 kW (2000 hp).
• Boost: Two-stage with a turbocharger.
• Cooling: Water-cooled, direct-flow valve-slot scavenging.
• RPM: Up to 880 rpm.

What’s Included in the Overhaul:

1. Complete disassembly and inspection of all components: cylinder block, frame, oil pan, turbocharger.
2. Replacement of worn parts (pistons, valves, bearings, etc.).
3. Restoration of lubrication and cooling systems (checking the oil pan-reservoir, fixing leaks).
4. Repair or replacement of the coupling for generator connection.
5. Bench testing: monitoring oil pressure (2.2 kgf/cm²), water temperature (up to 95°C), and oil temperature (up to 75°C).
6. Adjustment of automatic protection systems against overheating and pressure loss.

Why Choose Us:

• Experience working with 14D40 engines and similar models.
• Use of original spare parts and high-quality materials.
• Preparation of the engine for long-term operation, even after a standstill of more than 15 days.

Turnaround Time: From 10 working days (depending on the engine’s condition). Warranty: 6 months on the work performed.

Contact us for a consultation and cost estimate.

The Daugavpils Locomotive Repair Plant specializes in the major overhaul of 1A-9DG, 5-26DG, 14D40, D50, and 10D100 diesel generators, as well as the modernization, re-engining, major and routine repairs of locomotives such as TEM2, TEM7, TEM18, ChME3, TGM4, TGM6, TGM23, 2TE10, BR233, BR232, ST44, M62, 2M62, 2TE116, TEP60, and TEP70.