What was found
(E81R) INVESTIGATED FLIGHT CREW REPORT OF CABIN DOOR SEAL ANNUNCIATOR LIGHT INDICATION ABOVE FL200. DRAINED SMALL AMOUNT OF WATER FROM DOOR SEAL DRAIN AND REPAIRED MINOR LEAK IN SEAL. HAVE HAD A SIMILAR DISCREPANCY IN OTHER ACFT. RECOMMEND MFG OR OPERATOR INVESTIGATE WHETHER CERTAIN OPERATING CONDITIONS RESULT IN INCREASED WATER PRESENCE IN DOOR SEAL, OR IF MORE FREQUENT DOOR SEAL MX MIGHT BE WARRANTED. TRANSIENT ACFT, MX HISTORY UNKNOWN.