Various mechanisms of an automatic analysis device are adjusted to suppress the occurrence of a difference in adjustment quality between an experienced person and an inexperienced person. An adjustment system includes a current position information acquiring unit for acquiring information indicating a current position of an adjustment object, a predetermined position information storage unit preliminarily storing information indicating a predetermined position where the adjustment object should be located and an adjustment value calculation unit which, by comparing the information indicating the current position of the adjustment object acquired by the current position information acquiring unites with information indicating the predetermined position of the adjustment object that has been stored in the predetermined position information storage unit, calculates an adjustment value that is required for adjusting the position of the adjustment object from the current position to the predetermined position.