As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CABIN TEMP CONTROL INOP / ( CABIN COMPT TEMP CONTROL SYSTEM / ALL CARGO CONFIGURATION )(<P>PLACED ON MDDR 103188</P><P>FOUND ZONE TRIM VALVE IN-OP. DOES NOT ROTATE. EVEN WITH MANUAL KNOB.NEEDS A TRIM VALVE P/N 398786-5<BR /></P><P>REF LOGPAGE 0974275 - REMOVED AND REPLACED TRIM AIR MODULATING VALVE AND PERFORMED SYSTEM TEST PER AMM 21-61-07; MDDR 103188 CLEARED AT THIS TIME.</P>)