What was found
FLT DECK TEMP EXCEEDS 99 DEGREE. TRIM AIR SWITCH POSITION OFFN O HELP REMOVED AND REPLACED TRIM AIR PRESSURE REGULATING VALVE REF AMM TASK 21-61-06-404-036 OPS CHECK AND LEAK CHECK REQUIRED. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1400978 SN OFF 1554 VALVE, TRIM AIR OFF 75-2161-9-0004 1554 ON 75-2161-9-0004 1484 VALVE, TRIM AIR OFF 75-2161-9-0005 8258 ON 75-2161-9-0005 0156 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1069941 SN OFF 8258 21-61-07-404-031 REPLACED FLT DECK TRIM AIR MODULATING VALVE REF AMM REMOVED AND REPLACED LH PACK TEMP CONTROLLER PER AMM 21-51-14-404-041 AND ACP SATISFACTORY BITE ROTABLE PARTS CHANGE WAS INDICATED - TT # 1056482 SN OFF 4387 IPC REFERENCE # 21-62-00 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1056482 SN OFF 4664 UPDATE SERIAL NUMBER ON FLIGHT DECK AIR TEMP IS NORMAL DUE TO CONTROLLER REPLACED REF AMM 21-51-14-745-001. CONTROLLER, PAC OFF 99-2151-9-0005 4664 ON 75-2162-9-0004 4387