MARINER : 30A Model Serial Ranges 689-000366 THRU 022058 689-022059 THRU 689-230100 (M) 689-100251 THRU 105324 689-105325 THRU 689-530100 (ML) 689-230101 AND UP 689-250101 AND UP 689-301911 THRU 321376 689-321377 THRU 689-250100 (E) 689-401216 THRU 411946 689-411947 THRU 689-550100 (EL) 689-530101 AND UP 689-550101 AND UP