At decorative hose insert sprinkle talc powder p.222 ( 1 tablespoon) in the cover, make sure that the powder divides well between the cables: shake the cover and cables! (fill in Acceptance Record )Slide the cover from p.803 over p.256 and now tighten p.1508 (4x) and make sure the cover hangs down properly without a twist.Replace part of decorative hose insert in floor arm clea p.270. ATTENTION: make sure that no cables are clamped between the 2 halves.Place p.803 cable set box behind the floor arm