Audi A4: Body Exterior

 A/C Technology Basic Principles

Physical Principles The four known states of water also apply to air conditioning system refrigerants. 1 - Gaseous (invisible) 2 - Vapor 3 - Liquid 4 - Solid When water is heated in a container (heat absorption), water vapor can be seen to rise. If the vapo

 Speaker Trim in Door Trim Panels, Removing and Installing

Special tools and workshop equipment required Pry Lever -80-200- Front Bass Speaker Trim, Removing - Carefully pry out the speaker trim -1- along the door trim panel seam using the Pry Lever -80-200- in the direction of -arrow A-. - Disengage the speaker trim at the rear from the door