FIELD: mechanical engineering; engines. SUBSTANCE: drive and valve unit for unit-injector with hydraulic drive and electronic control has electric drive with movable member and plate valve connected to movable member. Plate valve has first support surface and second support surface and it can move along axle between first, second and third positions. Unit has also device for shifting plate valve in first position and device for compensating (distributing) misalignment of first and second support surfaces relative to axis. EFFECT: enhanced reliability of operation. 16 cl, 13 dwg
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