49-0002 APU - INCORPORATE AN IMPROVED FCU TORQUE MOTOR METERING VALVE. SERVICE BULLETIN MOS MSC SB 49-2376 APU - SERVICE BULLETIN SB 49-2377 APU - SERVICE BULLETIN MOS 25-JUN-2010 MSC 3001 APUS 2487 MOS 25-JUN-2010 MSC 3001 APUS 2487 SB 49-7031 APU - INSPECT 3291238.2 SCV FOR THE UPPER BU