# Service difficulty reports: Aero Commander 112 A list on [Aero Commander 112](https://openairdocs.org/model/aero-commander-112.md). Newest first. General aviation reporting is voluntary. - [SDR 2024FA0000214](https://openairdocs.org/sdr/2024FA0000214.md): Stop · cracked · Mar 11, 2024 · N112EF · Gulstm 112 · Ailerons > CRACKS FOUND, MULTIPLE PLACES, IN LH AILERON BELLCRANK SUPPORT STRUCTURE. LARGEST CRACK IS 2.5"L. THE SUBJECT PART PROVIDES STRUCTURAL SUPPORT TO THE OUTBOARD END OF THE AILERON BELLCRANK SUPPORT (TUBE) AND ALSO SERVES AS MOUNT FOR THE AILERON BELLCRANK DEFL - [SDR 2015FA0000130](https://openairdocs.org/sdr/2015FA0000130.md): Spar · corroded · Apr 8, 2015 · N238DD · Gulstm 112 · Wing Spar > FOUND BACKSIDE OF LT WING SPAR CORRODED TO 20 PERCENT LOSS OF MATERIAL NEAR FS 70. CORROSION ALSO FOUND ON RT WING IN SAME LOCATION. CORROSION WAS BETWEEN LOWER SPAR CAP AND SPAR WEB. THE CORRODED AREA IS APPROXIMATELY 48" INBD OF THE AILERON BELLCRANK INSPE - [SDR CA120905006](https://openairdocs.org/sdr/CA120905006.md): Horn · corroded · Sep 3, 2012 · Gulstm 112 · Elevator Structure > (CAN) HOLES CORRODED IN BOTTOM OF ELEVATOR HORN WHICH COULD CAUSE FAILURE OF THE HORN AND CAUSE LOSS OF ELEVATOR CONTROL OF THE AIRCRAFT. - [SDR 2010FA0000598](https://openairdocs.org/sdr/2010FA0000598.md): Camshaft · broken · May 15, 2010 · N1036J · Gulstm 112 · Reciprocating Engine Power Section > PILOT STATED THE ENGINE BECAME ROUGH AFTER TAKEOFF. RETURNED TO AIRPORT & LANDED. FOUND NR 1 CYLINDER TO BE COLDER THAN REST. PULLED ROCKER COVER & NOTED THE VALVES WERE NOT MOVING WHEN ROTATING ENGINE. PULLED ROCKER ARMS & PUSHRODS BUT FOUND NO PROBLEMS. REMO - [SDR CA080226004](https://openairdocs.org/sdr/CA080226004.md): Alternator · unserviceable · Feb 22, 2008 · Gulstm 112 · AC Generation System > (CAN) ALTERNATOR FAILED, CAUSING MAIN BATTERY TO DRAIN RESULTING IN COMMUNICATION DIFFICULTIES WHICH CAUSED PILOT TO CONTACT TOWER BY CELL PHONE FOR CLEARANCE TO LAND. NEW UPGRADED ALTERNATOR INSTALLED PN ALX8521R (TC NR 20080226004) - [SDR 2004FA0000130](https://openairdocs.org/sdr/2004FA0000130.md): Spar · cracked · Jan 22, 2004 · N1064 · Gulstm 112 · Rudder, Spar/Rib > CRACKS FOUND ADJACENT TO UPPER HINGE BRACKET ATTACH HOLES ON RUDDER SPAR. FOUR CRACKS FOUND, EACH BETWEEN.7500 INCH AND 1 INCH LONG. ONE WAS VISIBLE, OTHERS FOUND USING DYE PENTRANT. CRACKS CANNOT BE SEEN WITHOUT REMOVAL OF THE HINGE BRACKET. - [SDR 2002FA0001285](https://openairdocs.org/sdr/2002FA0001285.md): Torque Tube · cracked · Nov 1, 2002 · N1169J · Gulstm 112 · Nose/Tail Landing Gear > DURING INSPECTION OF THIS LANDING GEAR TORQUE TUBE THE PART WAS CLEANED OFF WITH A RAG AND VISUALLY INSPECTED AS USUAL. PAINT WAS SMOOTH AND UNBROKEN AROUND ENTIRE PART OTHER THAN NORMAL SMALL CHIPS IN PAINT FROM NORMAL USAGE. THEN SERVICED WITH A HAND OPERA - [SDR CA010314027](https://openairdocs.org/sdr/CA010314027.md): Strut · contaminated · Feb 23, 2001 · Gulstm 112 · Nose/Tail Landing Gear Strut/Axle > (CAN) A/C HAD UNCOMMANDED NOSE GEAR RETRACTION UPON LDG. IT NOTICED DURING POWER PACK PRESSURE TEST THAT 700PSI ON UP SIDE WHEN GEAR EXTENDING & THAT PRESSURE WOULD NOT DECREASE BELOW 50-100 PSI WHEN GEAR WAS FULLY EXTENDED.RESIDUAL PRESSURE PREVENTING DETENT - [SDR 20001120SH022](https://openairdocs.org/sdr/20001120SH022.md): Powerpack · malfunctioned · Nov 6, 2000 · N1169J · Gulstm 112 · Hydraulic Pump (Electric/Engine), Main > LANDING GEAR HYDRAULIC POWER PACK BUILDS UP 16 PSI. (AFTER GEAR EXTENSION) IN THE ''UP'' SIDE OF HYDRAULIC CIRCUIT CONTRARY TO COMMANDER 112 SM. POWER PACK VENDOR STATES THE OVERHAUL IS IAW COMMANDER SPECS AND COMMANDER STATES PROBLEM IS WITH POWER PACK VEND - [SDR 20000501SH009](https://openairdocs.org/sdr/20000501SH009.md): Hose · deteriorated · Mar 13, 2000 · Gulstm 112 · Hydraulic System, Main > STRATOFLEX HOSE NR 111-4, CURE DATE 3Q92, FULLY DETERIORATED WHILE INSTALLED ON BELGIAN REGISTERED AIRCRAFT. NO OTHER CASES FOUND WITH INSTALLED HOSES. THIS PART WAS BOUGHT THROUGH GILL AVIATION, VIA AVIALL. HOSE INSTALLED ON A ROCKWELL 112, WITH LYC IO-360 - [SDR 20000417SH005](https://openairdocs.org/sdr/20000417SH005.md): Switch · failed · Feb 4, 2000 · N76QR · Gulstm 112 · Landing Gear Position and Warning > PILOT REPORTED NLG DOWN LIGHT INTERMITTENT. INVEST SHOWED HYD ACTUATED NLG DOWN SWITCH ROLLER PN 1JE5 HANGING UP AT BOTTOM OF HOLE AT DNLK ASSY. RE-RIGGED SWITCH. WHILE TESTING NLG ACT PN 48805-1 LEAKED. RESEALED ACT. WHILE TESTING HYD POWER PACK PN 79500 - [SDR AU981247](https://openairdocs.org/sdr/AU981247.md): Rib · cracked · Sep 24, 1998 · Gulstm 112 · Rudder, Spar/Rib > (AUS) RUDDER TOP RIB CRACKED IN TWO PLACES EITHER SIDE OF THE BALANCE WEIGHT ATTACHMENT BOLT. PART TC: 2,294. - [SDR AU981246](https://openairdocs.org/sdr/AU981246.md): Rib · cracked · Sep 24, 1998 · Gulstm 112 · Vertical Stabilizer, Spar/Rib > (AUS) VERTICAL STABILIZER RIB CRACKED IN FOUR PLACES. ONE OF THE CRACKS WAS IN A PREVIOUS REPAIR. PART TC: 2,294. - [SDR 97ZZZX4191](https://openairdocs.org/sdr/97ZZZX4191.md): Switch · misadjusted · Aug 15, 1997 · N1195J · Gulstm 112 · Landing Gear Position and Warning > FOUND NOSE GEAR MICROSWITCH INSTALLED TO FULL FORWARD LIMIT ON MOUNTING BRACKET. BRACKET MOUNTED ON ENGINE MOUNT WITH HOSE CLAMPS. FOUND BRACKET INSTALLED TOO FAR AFT. THIS PREVENTED PROPER ADJUSTMENT OF MICROSWITCH WHICH WAS MAKING CONTACT WITH PAINTED SUR - [SDR CA970128005](https://openairdocs.org/sdr/CA970128005.md): Shaft · worn keyway · Jan 22, 1997 · Gulstm 112 · Reciprocating Engine Oil System > (CAN) DURING COMPLIANCE WITH AD 96-09-10 IT WAS DISCOVERED THE DRIVE GEAR AND DRIVE SHAFT CONTAINED A KEYWAY. THE KEYWAY AND DRIVE GEAR WERE WORN APPROXIMATELY 0.060". THIS KEYWAY SHOULD HAVE BEEN REMOVED BY AD 75-08-09, BUT THIS ENGINE, BY SERIAL NUMBER, IS N - [SDR CA951130015](https://openairdocs.org/sdr/CA951130015.md): Socket · loose · Nov 16, 1995 · Gulstm 112 · Landing Gear Position and Warning > (CAN)WHILE CARRYING OUT FLIGHT TEST AFTER AN INSPECTION THE RIGHT HAND GEAR LIGHT FAILED TO ILLUMINATE. PILOT TAPPED THE SOCKET AND THE LIGHT CAME ON. ALL THREE POSITION LIGHT SOCKETS WERE FOUND TO BE LOOSE AND THEREFORE NEW PARTS WERE ORD ERED FOR THE AIRCR ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE aircraft_model_key = '112' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/model/aero-commander-112/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.