Abstract: A combination vacuum and liquid-dispensing apparatus provided in modular form and having several modes of operation for specific applications such as solution dispensing, spraying, and washing, as well as carpet and upholstery cleaning, wherein the apparatus includes a storage tank mounted to a base structure having a plurality of caster wheels, a vacuum motor located within the cover of the tank, and a one-way-valve unit interposed between the vacuum motor and the tank. To provide a spraying operation, there is included a pump which is adapted to be employed with an adjustable squeegee pick-up head which is mounted to the front of the tank along with a pair of bumpers. The present invention is readily adaptable for use with liquid applicators and vacuum tools by connecting the proper tool to the respective vacuum system or pump system.