What was found
PILOT REPORTS LEFT PACK LIGHT ON. GROUNDED - YES. (RESOLVED ON W/O: 1961150 TASKCARD: N/R-00001 ) ACCOMPLISHED BITE TEST AND CABIN TEMP. CONTROL AND INDICATION TEST, OPS CHECK GOOD AND NORMAL. NO DEFECTS NOTED REF AMM 21-61-00-700-806-002 AND AMM 21-61-00-700-806-002. MAINT. PROCEDURES REVERSED. A/C RELESED FROM MEL 21-32B AND C/N# 09028586 PLACARDS REMOVED. SEAMC DARWIN NOTIFIED. NO HISTORY FOR LAST 30 TO 120 DAYS.