PURPOSE: To stop the use of a box unstuitable for the use because of a fault or contamination by storing the box symbol of the defective box and stopping the use of the same box when the box symbol of the defective box is inputted.

CONSTITUTION: The inside of a cabinet main body (a) of an automatic laundry agent machine A is divided into plural laundry storing boxes 15, and a large door l at the front face of the cabinet mainbody (a) is provided with small doors 2 for the boxes. The small door 15 is provided with a locking means controlled by a control part, and since the locking means is provided with a fault sensor, when the fault occurs, the box number of the box 15 is stored automatically in a memory to manage a state, and the use of the box 15 is inhibited. Besides, in the case that an operator in charge becomes aware of the contamination, etc., of the box 15 and inhibits its use by manual operation, when the box number is inputted by using a ten-key after selecting the corresponding box 15 by a function selecting switch, the box number is stored in the memory, and the use of the box can be inhibited.