To perform a washing operation even before repairing fault equipment of abnormality when the abnormality occurs in laundry equipment.

When abnormality occurs in laundry equipment 1, a laundry equipment control part transmits an error code through a server 8 and the internet 3 to a host 4. Then, the host 4 collates the error code with maintenance information and returns a fault analysis program and on the basis of that program, the laundry equipment control part performs test operation. When the tested result is received, the host performs fault analysis and an emergency operation program corresponding to the analyzed result is transmitted to the laundry equipment 1.