USE DATA FROM PERIOD: 53.51 367.000 CYLINDER POSITIONS (UNKNOWN=0, CO2 AND O2 KNOWN=1, CO2 ONLY KNOWN=2, DO NOT USE=8, EMPTY=9): 1 0 2 1 3 0 4 1 5 0 6 1 7 0 8 1 9 0 10 1 11 0 12 1 13 9 NOTES: Unknowns Pos ID Description 1 CC129293 Secondary 3 CC161540 Secondary 5 CC129307 Secondary 7 CC129295 Secondary 9 CC129281 Secondary 11 CC129271 Secondary Knowns Pos ID CO2 O2 Description 2 ND19529 NA NA Primary F 4 ND19517 NA NA Primary E 6 ND19273 NA NA Primary D 8 ND19681 NA NA Primary C 10 ND20887 NA NA Primary B 12 ND20050 NA NA Primary A Working Tank CC40075 - Primaries vs. Secondaries