VY - CHECKING A PARIS-RHONE ALTERNATOR (A 13 R 52, A 13 R 109, A 13 R 110, AND A 13R 119) ORA DUCELLIER ALTERNATOR (7530 A, 7551 A, 7551 B and 7558 A) ON THE VEHICLE. IMPORTANT REMARKS Certain actions must be avoided at all costs because they could destroy the alternator P) Do not allow the alternator to turn without being connected to the battery. 2) Before connecting the alternator, make sure that the battery is correctly connected (negative «