As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON QUERY, REF PAGE IN FMC THE N1 SETTINGS DID NOT MATCH UP THE LT 8308, THE RT 83.2. ACFT GROUNDED. DURING OPS TEST (L) PACK SWITCH WHEN TURNED TO AUTO INTERMITTENTLY PACK IND. SHOWED OFF W/ NO AIRFLOW. WHEN OFF, PACK REMAINED ON. WIGGLING SWITCH IN OFF DETENT POS. VALVE GOES TO OPEN. REPLACED ACFT MODULE REF AMM 21-51-65. OPS CHECK NORMAL. FLOW CONTROL VALVE S/O VALVE REACTIVATION PROCEDURE SUCCESSFUL.