Wartsila Marine Diesel Engines: workshop manuals PDF

Wärtsilä Oyj Abp is a Finnish public engineering company that manufactures machinery and other equipment for gas, oil and other raw materials power plants.

Throughout its history, the company has worked in the field of shipbuilding, paper, locks, ceramics, glass. Large plants of the company are located in the cities of Vaasa, Turku (in 2004 production was moved to Trieste), Helsinki; Headquarters - in the city of Helsinki.

In 2016, due to the weak market conditions and the difficult competitive environment, the company reorganizes its structure and activities, including by reducing staff.

Wärtsilä is a Finnish concern that specializes in the manufacture of marine power plants, power plants, screw mechanisms, ship control systems and other equipment. Wärtsilä Corporation is recognized as a world leader in the production and design of four-stroke piston engines with high power, which are installed on the largest cruise liners, tankers and container ships.

Wärtsilä is a leading global manufacturer of marine and industrial power plants. The corporation manufactures four-stroke in-line and V-shaped engines, provides a license for the manufacture of in-line two-stroke engines under the Sulzer brand. But still, the main product is medium-speed four-stroke engines, in the production of which the company is a world leader.

The company is in third place in the production of low-speed two-stroke engines. Wärtsilä low-speed two-stroke engines are the optimal solution as propulsion engines for merchant ships with direct screw drive. The Wärtsilä common rail electronic control system plays a key role in helping shipowners reduce fuel costs.

The first digit indicates the number of cylinders, the letter L - cylinders in a row (in older versions of R) and the letter V - for the V-shaped engine. The last digit is the cylinder diameter in cm, the last letter means the power code, which is used only in ship engines, power plant engines do not have it.

For example: 12V46C means a 12-cylinder V-engine with a cylinder diameter of 46 cm and a power of 975 kW per cylinder.

Wartsila W 4L20