Locomotive Maintenance
Your Professional Locomotive Maintenance Supplier
Established in 2007, Dalian Lanbo Machinery Manufacturing Co., Ltd. is a designated enterprise for the overhaul of railway diesel engine blocks approved by the National Railway Administration of the People's Republic of China.It is dedicated to the manufacture, remanufacture and maintenance of railway locomotives. It has a complete set of quality assurance system and has been certified by the "ISO9001 Quality Management System".
Why Choose Us
Rich experience
Capitalized on our years of abundant experience and advanced technology, we have successfully developed one-stop service mode for on-site disassembly, assembly, and commissioning of diesel locomotives.
Quality Control
Strict quality control step by step,100% tested before delivery and each product is strictly inspected and controlled,our factory can better control the quality and the delivery time.
Advanced Equipment
In terms of equipment, it has 138 advanced equipment, such as grade 0 marble frame detection platform, imported crankshaft grinder, gantry boring machine, crankshaft dynamic balancing machine, and grade 00 marble crankshaft detector, providing solid support for locomotive manufacture business.
Professional team
In the aspect of technical talents, it has experienced design engineers, process engineers, and skilled technicians in the team, who possess profound professional knowledge and practical abilities in locomotive design, manufacture process, and other aspects, ensuring the output of high-quality products.
Locomotive Maintenance Include
Our service technicians can quickly diagnose electrical and mechanical problems.
On-site wheel turning service can re-profile and eliminate flat spots on your locomotive wheels.
We can safely and efficiently replace individual EMD power assemblies in 6, 8, 12, or 16-cylinder engines.
Replacement of everything from the smallest parts to main generators, air compressors, or entire power plants.
Our service technicians are experienced in using cranes or side-boom equipment to safely handle all types of projects.
On-site locomotive truck assembly, wheel axle set, and traction motor, change outs.
The construction of locomotive servicing involves the use of various materials that ensure durability and performance. High-strength steel is commonly used for the frame and body, providing the necessary structural integrity to withstand the rigors of railway operations.
Advanced composites and alloys are utilized in specific components to reduce weight while maintaining strength. The engines and electrical systems in locomotive servicing are crafted using precision engineering to deliver optimal power output and reliability.


Consistent supply of new railcars through committed purchase agreements with car builders
Railcar conversion capabilities to repurpose older cars to meet new needs
Locomotive modernization and rebuilding.
Maintenance Process
Prepare the New Locomotive
The new locomotive should be ready. This means it should be checked to make sure it is working like the old one.
Power Off
This is where the power source is disconnected. It is done to ensure safety when replacing a locomotive.
Remove the Old Locomotive
Now, the old locomotive is detached from the rest of the train. The manual is used here to know how to do this safely.
Install the New Locomotive
The new locomotive is connected to the train. The manual is used again to ensure this is done in the right way.
Check Everything is Working
Before the power is turned on again, everything is checked. This is to make sure all parts are working as they should.
Power On
Now, the power source is connected again to the locomotive. It is done when the user is sure the replacement is done correctly.







