TM 10-3930-669-20 b. Installation. NOTE Install     wires     as     marked during removal. (1) Install horn (5) on engine hull (6) with two washers (4) and screws (3). (2) Connect horn connector (2) on connector P16 (1). NOTE Follow-on Maintenance: • Install cab floor plate (Para 15-12). • Connect batteries (Para 7-48). • Remove wheel chocks (TM 10-3930-669-10). END OF TASK 7-101