Window Cleaning Machine Training Manual Sorry, but you're not allowed to access this unit. Window Cleaning Machine QuizYou'll need to correctly answer at least 5 of the 5 questions below ( 100%) to progress to the next unit.Question 1 of 5Answer Later...Question #1: What should you do before turning on the machine? Check all the nuts and hoses are attached properly Pull apart the attachments Turn on the hose and then attach the hose Throw the machine on the floor 0%
