Diesel Engines
Rail Transport & Locomotives
As an independent overhaul facility with ECM certification, Wulf Johannsen provides mobile maintenance, engine overhauls, and the repair of engine blocks and all engine components at our in-house workshop.
For railway maintenance workshops, locomotive operators, railway depots, railway companies, industrial railways, plant railways, and shunting service providers, we are your dedicated partner for all engine-related matters.
Our Mobile Service Technicians
Our service technicians are available to assist you upon request.
Minor repairs, component replacements, and partial overhauls of engines can often be carried out on-site, depending on local conditions – and all without the need for a maintenance contract.
Comprehensive repairs and overhauls of engines and components are performed at our facility in Kiel.
Complete Engine Overhaul
We carry out comprehensive overhauls and repairs of engines, engine blocks, as well as individual components at our facility in Kiel. This also includes the complete refurbishment of cylinder heads.
Through our spare parts service, we supply replacement parts and exchange components — worldwide.
ECM-4 Certification
In accordance with the guidelines for ECM certification, Wulf Johannsen is certified as a maintenance provider for drive technology components and for the following product groups in accordance with EN 15380-2.
For more details please get in touch with us.
Turbocharger Repair and Maintenance
Wulf Johannsen now offers on-site and in-house services for turbocharger repair and maintenance.
The repair process includes the disassembly, cleaning, and measurement of all components, followed by the assembly of reusable parts and required new original spare parts — all in strict accordance with specified technical standards and guidelines. Dynamic balancing is also part of the service.
In addition to repairs, we maintain a stock of various types of exchange turbochargers available for immediate delivery. Through our IQ-PARTS® service, we also supply brand-new turbochargers — worldwide.
Mechanical Fabrication and Processing
Our expertise, capabilities, and engine repair machinery are also at your disposal when it comes to repairing or manufacturing components from other fields of business.
Using our high-quality production and machining equipment, we manufacture and process your spare parts, custom-made items, small series, or prototypes.
Tauschen & Ersetzen
Our Spare Parts Service
We offer a comprehensive spare parts service for your engines and pumps. This includes the procurement and provision of maintenance packages, wear parts, replacement components, exchange units, and new parts.
If required, we also supply suitable new and exchange engines, injection pumps, and accessories.
In addition to repair services, we keep various types of exchange turbochargers in stock for immediate availability. Through our IQ-PARTS® service, we also supply brand-new turbochargers—worldwide.
Inquire about your spare parts today!