CLEANER UNIT

PROBLEM TO BE SOLVED: To provide a small-sized suction cleaner unit to clean the fouling of external window glass surfaces of a building or the like. of which the objectives are smooth wall surfaces, such as internal and external glass surfaces of a wellhole style area of 1 to 3 stories or so. SOLUTION: A main body device unit 2 comprising a suction running unit 10 and a washing unit 30 is used, while being hung under a zero-weight state by a balancer 53. A device operator 80 performs operation by an at-hand operation panel 81, while holding the main body device unit 2 with a rope 54. The feeding of utilities required for the driving is fed to the suction running unit 10 by the types of hoses/cables 60. Filthy water after a washing is collected into the washing unit 30, and is drained by a draining hose 61.