Description

The VR-252 (ВР-252) gear box:
Extension of the service life up to 1,500 hours considering the technical condition.

The VR-14 (ВР-14) gear box:
Extension of the assigned service life up to 10,000 hours.

The TV3-117VM/VMA (ТВ3-117ВМ/ВМА) and VK-2500 (ВК-2500) engines:
Development of an online Maintenance Manual in accordance with the requirements of GOST (ГОСТ) 18 675-12.