The Aviation DataBase: Service Information: Mitsubishi
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Flight Manual Supplements
NameRevisionLangSubjectDate
4 en P Model4/6/1994
1 en Airesearch TPE331-5-252M Engines and Hartzell P/N HC-B4TN-5( )/LT10282( )-5.3R Propeller12/18/1992
6 en N Model4/6/1994
4 en Solitaire4/6/1994
5 en Marquise4/6/1994
en NAMC YS-1110/2/1990
en NAMC YS-11A10/2/1990
en NAMC YS-11A10/2/1990
en NAMC YS-11A10/2/1990
Service Bulletins
NameRevisionLangSubjectDate
en Mandatory Outer Tank Switch Wiring Modification10/18/1979
en Mandatory Outer Tank Switch Wiring Modification10/18/1979
A en Mandatory Avionic Equipment Mounting Shelf2/1/1980
en Mandatory Bendix Autopilot Disengagement Method Standardization12/18/1987
C en Mandatory Installation of Heatproof Material Around Engine Bleed Air Tubing, Baggage Compartment1/7/1976
en Mandatory Elevator Nose-Down Trim Limit Change8/26/1992
en Mandatory Auto-Ignition System Installation11/15/1995
A en Mandatory Inspection/Replacement of Forward Attachment Fitting Bolts for Wing Tip Tanks11/5/1996
en Elevator Trim Indicator Modification8/6/1998
en Pitot/Static Drain Markings6/5/1984
1 en Service Placards Installation11/13/1985
en Placard and markings - Replcament of Aft Facing Seat Information Placards6/12/1990
en Main Landing Gear Lubrication12/10/1985
en Maintenance Precautions1/31/1994
en Insulating Sleeve Installation6/20/1983
en Safety Wire Application9/3/1985
en Air Conditioning Duct Material Change3/28/1983
en Refrif=geration Package Wiring Damage7/8/1983
1 en Mandatory Enviromental Control Unit (ECU)1/13/1984
1 en Mandatory Pressure Regulator Valve Replacement1/18/1984
en Mandatory Emergency Pressurization Outlet1/13/1984
en Mandatory Cabin Over Pressure Switch Vent10/28/2023
en Mandatory ECU Ejector S.O. Valve Operation11/29/1983
en Mandatory Temperature Sensor Mounting Reinforcement5/14/1984
en Mandatory Replacment of Generator Control Unit8/25/1982
1 en Cancellation of Service Bulletin - Superseded by Service Bulletin 24-0063/13/1984
1 en Mandatory Power Distribution1/31/1984
en Mandatory Junction Panel Current Sensor Guard2/13/1984
en Mandatory Current Sensors (P/N 25C1-X/25C2-X)4/2/1984
1 en Standby Power Supply Modification10/15/1984
en Mandatory Replacement of Emergency and Inverter No. 2 Relays8/28/1984
en Mandatory Current Sensor Screw6/10/1985
en Mandatory Replacement of Current Sensors9/15/1993
en Mandatory Engine Fire Extinguisher Bottels11/1/1984
en Mandatory Alternate Means of Compliance for Airworthiness Directive AD 94-25-10, Dated December 26, 1994, Applicable to MU-300 Airplanes1/12/1996
en Mandatory Power Plant - Replacement of Engine Mount Bolts and Nuts1/8/1992
en Mandatory Starter Relay Replacement4/30/1986
en Starter Relay Replacment4/25/1986
en Improved Retention of Thrust Reverser Power Lever Bearings5/6/1993
3 en Thrust Reverser Installation9/17/1986
1 en Thrust Levers10/1/1985
en Evaluation of Starter - Generatlor Brush Wear7/18/1984
A en Mandatory Inspection of Wing Attachment Hardware3/10/2006
en Mandatory Fuselage Frame Inspection and Repair or Replacement7/22/2013
en Mandatory Main Landing Gear Oleo Attach Fitting - Inspection of9/29/2015
en Mandatory Propeller Pitch Control Lever Clamping Bolt, Replacement of2/24/2016
A en Removal of Vent Check Valve, Main Fuel Tank7/19/1971
A en Mandatory Special Inspection on Top Coating, Wing Integral Main Fuel Tanks4/23/1971
B en Mandatory Special Inspection on Top Coating, Wing Integral Main Fuel Tanks1/5/1972
en Replacement of Housing and Attaching Bolts of Bracket, Nose Landing Gear Actuator6/26/1972
C en Mandatory Inspection of Flap Main Jack Screw and/or Inspection/Readjustment of Main Gear Box Location11/19/1976
A en Mandatory Inspection of Propeller Pitch Control Lever7/24/1980
en Inspection and Replacement of MLG Forward Door Emergency Operating Cable5/16/1975
A en Inspection and Replacement of MLG Forward Door Emergency Operating Cable3/24/1977
A en Mandatory Inspection and Modification of Engine Nacelle Upper Door Latches7/14/1975
C en Mandatory Inspection and Rework of Tip Tank Conduit Tube10/2/1981
en Mandatory Replacement of Elevator Trim Tab Bracket9/1/1976
E en Mandatory Replacement of Elevator Trim Tab Bracket9/26/1984
B en Mandatory Modification of Engine Nacelle Tail Area9/11/1980
A en Mandatory Replacement of Link, Engine Nacelle Upper Door11/17/1977
B en Mandatory Inspection and Replacement of Nose Landing Gear Strut Assembly4/8/1985
en Mandatory Addition of Ceiling Cover, Rear Baggage Compartment11/16/1979
A en Mandatory Inspection of Engine Fire Detecting System and DC Power Emergency Relay System6/9/1981
B en Mandatory Inspection of Engine Fire Detecting System and DC Power Emergency Relay System6/16/1982
en Mandatory Inspection and Replacement of Engine Electrical Wire12/21/1981
A en Mandatory Retorque of Coupling Nut on the Anti-Icing Bleed Air Tubing for the Engine Air Inlet Tip Anti-Icing System4/12/1984
en Mandatory Additional Seal and Torque Inspection of Flap Flexible Shafts2/13/1985
en Mandatory Generator Circuit Wires Inspection and Modification12/27/1985
en Mandatory Bendix Autopilot Disengagement Method Standardization10/13/1987
en Mandatory Rudder Trim Tab Modification11/20/1990
en Mandatory Elevator Nose-Down Trim Limit Change9/11/1992
en Mandatory Forward Fitting Bolt of Wing Tip Tank Inspection/Replacement9/29/1995
B en Mandatory Auto-Ignition System Installation10/27/1997
en Elevator Trim Indicator Modification7/13/1998
en Mandatory Installation of Trim-In-Motion Alert System and Automatic Autopilot Disconnect System7/2/1997
en Mandatory De-Ice System Modification7/2/1997
B en Mandatory Inspection of Engine Torque Indication System3/8/2007
en Inspection of Wing Attachment Hardware7/14/2004
en Mandatory Fuselage Frame Inspection and Repair or Replacement7/10/2013
en Mandatory Main Landing Gear Oleo Attach Fitting - Inspection of6/30/2015
en Mandatory Propeller Pitch Control Lever Clamping Bolt, Replacement of12/25/2015
Service Information Letters
NameRevisionLangSubjectDate
1 en ECU Temperature Control Valves6/5/1984
Service Letters
NameRevisionLangSubjectDate
en Airresearch Manufacturing Company Service Informatin Letter 2202560-21-L-575 Revision A, dated April 23, 19845/7/1984
en Ram Air Discharge Duct Assembly Cracks5/23/1984
en J.E.T. Service Letter SL-8K Revision Dated April 15, 19839/12/1984
Service News
NameRevisionLangSubjectDate
en Main Landing Gear Oleo Fitting-Lubrication of4/27/2012
en Main Landing Gear Oleo Attach Fitting - Inspection of7/18/2013
Service Notices
NameRevisionLangSubjectDate
en Avionic Equipment Mounting Shelf11/30/1979
en Maintenance Instruction for Emergency Lighting Power Supply2/17/1984
en Generator Split Trouble-Shooting Tips5/29/1984
en Improved Airplane Center of Gravity10/10/1984
en Improved ITT Indicator1/13/1984
Service Recommendations
NameRevisionLangSubjectDate
A en Installation of Defogging Air Temp. Warning System for Windshield11/16/1978
en Propeller Pitch Control Lever Secondary Retention Feature, Installation of6/29/2018
A en Increase of Anti-Ice Capability of Pitot Tube10/23/1984
en Propeller Pitch Control Lever Secondary Retention Feature, Installation of6/29/2018
B en Propeller Pitch Control Lever Secondary Retention Feature, Installation of4/28/2020
en Cabin Pressurization Solenoid Valves9/26/1983
1 en Air Conditioning Duct Flange Retainers5/20/1985
en Cockpit Temperature Control Sensor Fan Noise8/15/1984
en Cabin Air Duct Carpet - Imporvement4/27/1990
en Air Conditioning System9/25/1987
en Outflow/Safety Valve - Inspection/Replacement4/9/1993
1 en Autopilot Roll Trim Computer Replacement1/31/1984
1 en Autopilot Pitch Command1/10/1985
1 en Generator Relay Replacement3/20/1986
en Static Inverter Covers1/24/1986
2 en MU-300 Performance Enhancement Package6/1/1984
en Thrust Reverser Control - Lever Modification of10/30/1987
Miscellaneous
NameRevisionLangSubjectDate
en Corrosion Control Program: YS-1111/1/1993