Mechanical Section
Dontechcenter LLC provides a full range of services for the installation, overhaul, intermediate, and routine repair of marine systems and mechanisms of any complexity. We work with both domestic and foreign equipment, regardless of manufacturer or year of production. Repairs are carried out both on board and at our stationary repair base.
Key service areas
Our services
Main and auxiliary engines
Maintenance of diesel power plants of any configuration: dismantling, diagnostics, repair, component replacement, and commissioning.
Domestic engines: 6ChRNZ6/45 (G60, G70), 6Ch(N)18/22, 4Ch10.5/13, 6NVD48U, 8NFDS 48A-ZU, 4Ch8.5/11, 6L275IIIPN, 6L160(PN), 6ChSP15/18 (3D6).
Foreign engines: Wartsila, MAN, MTU, Volvo-Penta, Scania, Weichai, Deutz, Caterpillar, Cummins, Yanmar, Rigas Dizelis.
Fuel equipment
Restoration, cleaning, lapping, adjustment and bench testing of fuel pumps, injectors, and other fuel system components.
Steering gears and pumps
Repair of all types of steering gears (mechanical, electric, hydraulic), as well as steering pumps with bench testing.
Turbochargers
Service and repair of turbochargers of all types with balance and clearance checking. We work with ABB, MAN, KBB, Napier, and others.
Remote Automated Control Systems
Maintenance and repair of Remote Automated Control (RAC) systems, including diagnostics and replacement of hydraulic cylinders, restoration of force transmission, and adjustment calibration.
Hydraulics
Service and repair of hydraulic systems for hatch covers, winches, steering gears, cranes, masts, jacks, and other equipment.
Fuel delivery and conversion systems
Installation and repair of separation units and fuel stations, including Alfa Laval and similar systems. Conversion to alternative fuels.
Ship fittings and general systems
Repair of pipelines, shut-off valves, filters, reducers, valves, and related equipment. Restoration of sealing and functionality.
Anchoring and mooring equipment
Repair of windlasses, capstans, winches, turnbuckles, and drives. Replacement of chains, bushings, pins, and restoration of housings and gears.
Speed governors
Full service for speed governors by Woodward, Europa, Heinzmann, including repair, adjustment, and bench testing.
Alignment of machinery
Alignment of main and auxiliary engines, pumps, and shafts using laser alignment. Ensures reduced vibration and reliable operation.
Compressors
Repair of marine compressors — stationary and mounted, air and Freon-based. We service Sabroe, Bitzer, Mycom, Daikin, and more.