To enable the use of a non-flammable solvent stain remover of which the volatility is great by using a stain removing machine even if the temperature rises up in summer and the like and to conveniently prevent a happening of danger caused by the falling of a solvent tank.

This machine is composed of a main body 3, which has a containing space 2 that contains a stain removing machine which consists of a solvent tank, a spray gun and a drainage tube that connects them, and a lid 5 which is freely opened and closed and which closes an opening 4 that leads to the space 2. The main body 3 and the lid 5 are made from a heat insulation structure and a structure 7 for passing the cooling city water through the space 2 is set in the main body 3.