M-30-1382-en S8 / S81 Ceiling Mounts Issue 12.0Printed on 19. 11. 2007Installation on an existing substructure 121Ordering dataMounting an S8/S81 ceiling mount on an existing intermediate pieceCaution:When ordering an S81 ceiling mount for installation on an existing inter-mediate piece, you must determine and specify dimension B in the "Ordersheet for S81 ceiling mounts in ORs with false ceilingst (see page 55) asfollows:g Measure the distance between the bottom surface of the intermediatepiece to the floor.g Subtract the probable distance between the adapter plate and the in-termediate piece and enter the value obtained as dimension B in theorder sheet.Description Cat.No.Kit for mounting an S8/S81 CM on existing ceiling an-chor plate1120-925The mounting kit (1120-925) includes:e adapter plate (1071-924)e mounting bracket (1124-211).e 300 mm (11.8") ceiling panel extension (1177-632)