FIELD: reconditioning and testing sucker-rod pumps used in oil recovery. SUBSTANCE: unit is mounted on supporting frame; mounted on supporting frame are: lifting frame, screwing units, lock support testing unit, power hydraulic cylinder unit with movable carriage and control unit. Screwing units are mounted in front of lifting frame at some distance relative to it. Lifting frame is mounted on supporting frame as cantilever. Device for check of plunger motion force is mounted on movable carriage which is provided with hinged table where clamping member is secured. Clamping device may be made in form of lathe chuck. Movable carriage is also provided with device for adjusting the screwing moment. EFFECT: ease in operation; reduced labour consumption; possibility of repair and test of pumps. 4 cl, 2 dwg
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