# Service difficulty reports: Learjet Inc A list on [Learjet Inc](https://openairdocs.org/faa-repair-station/SH5R197N/learjet-inc.md). Reports filed under designator SH5R by a repair station, newest first. Page 1 of 2 · 54 reports - [SDR SH5R201609090001](https://openairdocs.org/sdr/SH5R201609090001.md): Axle · cracked · Jul 27, 2016 · N721G · Cndair CL6002B16 · Main Landing Gear Strut/Axle/Truck > RECEIVED NOTIFICATION THAT DURING TAKEOFF THE NR 1 MAIN WHEEL ASSY DEPARTED THE ACFT. CREW CONTINUED ON WITH TAKEOFF CLIMB AND DIVERTED FOR AN UNSCHEDULED LANDING. AIRCRAFT HAD AN UNEVENTFUL LANDING. UPON INITIAL INSPECTION OF THE AIRCRAFT, IT WAS VISUALLY - [SDR 2000ZZZX109](https://openairdocs.org/sdr/2000ZZZX109.md): Cover · cracked · Dec 10, 1999 · N998JR · Cndair CL6002A12 · Engine Cowling System > THE LEFT NOSE COWL AIRLINE COVER (POCKET) FOR THE 14TH STAGE T/R PDU LINE SHOWS SIGNS OF HEAT DAMAGE AND IS BUCKLED AND CRACKED. - [SDR 2000ZZZX105](https://openairdocs.org/sdr/2000ZZZX105.md): Cover · cracked · Dec 10, 1999 · N304FX · Cndair CL6002B16 · Engine Cowling System > THE LEFT AND RIGHT NOSE INLET COWL AIRLINE COVER (POCKET) FOR THE 14TH STAGE T/R PDV LINE SHOW SIGNS OF EXCESSIVE HEAT DAMAGE AND IS BUCKLED AND CRACKED. - [SDR 2000ZZZX104](https://openairdocs.org/sdr/2000ZZZX104.md): Cover · cracked · Dec 10, 1999 · N304FX · Cndair CL6002B16 · Engine Cowling System > THE LEFT AND RIGHT NOSE INLET COWL AIRLINE COVER (POCKET) FOR THE 14TH STAGE T/R PDV LINE SHOW SIGNS OF EXCESSIVE HEAT DAMAGE AND IS BUCKLED AND CRACKED. - [SDR 99ZZZX4400](https://openairdocs.org/sdr/99ZZZX4400.md): Bracket · cracked · Sep 23, 1999 · N491DB · Cndair CL6001A11 · Fuselage Miscellaneous Structure > INSPECTION OF THE ADG BAY REVEALED THE ATTACH BRACKET, IN TWO PLACES, TO BE CRACKED. REMOVED AND REPLACED WITH A NEW BRACKET. LANDINGS: 4,672. - [SDR 99ZZZM419](https://openairdocs.org/sdr/99ZZZM419.md): Brackets · elongated · Jun 23, 1999 · N17CN · Cndair CL6012A12 · Engine Thrust Reverser > THE BRACKETS ARE ATTACHED TO THE INLET RIB BY HL18PB5 HI-LOCKS, MEASURED ALL 48 HOLES AND FOUND SIZES FROM.164 INCH TO.175 INCH, AND SHOULD BE.159 INCH TO.162 INCH. (M) - [SDR 99ZZZM418](https://openairdocs.org/sdr/99ZZZM418.md): Brackets · elongated · Jun 23, 1999 · N17CN · Cndair CL6012A12 · Engine Thrust Reverser > THE BRACKETS ARE ATTACHED TO THE INLET RIB BY HL18PB5 HI-LOCKS, MEASURED ALL 48 HOLES AND FOUND SIZES FROM.164 INCH TO.175 INCH, AND SHOULD BE.159 INCH TO.162 INCH. (M) - [SDR 99ZZZX2221](https://openairdocs.org/sdr/99ZZZX2221.md): Bolt · inadequate · Apr 22, 1999 · N914X · Cndair CL6002B16 · Nacelle/Pylon, Attach Fittings > DURING INSPECTION, NOTED THERE WAS INSUFFICIENT CLEARANCE BETWEEN THE HEAD OF THE BOLT/PIN AND RETAINER PLATE AS REQUIRED (.013 INCH -.078 INCH) IAW PSP601-2 CH 71-00-00 PG 419 PARA(26). NOTE: THIS REQUIREMENT HAS JUST BEEN INITIATED INTO THIS LAST PROVISI - [SDR 99ZZZX1903](https://openairdocs.org/sdr/99ZZZX1903.md): Bracket · loose · Apr 20, 1999 · N914X · Cndair CL6002B16 · Engine Thrust Reverser > THE BRACKETS ARE FASTENED BY SIX HL18PB-5 HI-LOKS TO THE INLET INNER RIB. DURING REMOVAL OF THE LOOSE FASTENERS, THE HOLE SIZES WERE BETWEEN.167 INCH TO.178 INCH. THEY SHOULD BE.159 INCH TO.162 INCH. - [SDR 99ZZZX1907](https://openairdocs.org/sdr/99ZZZX1907.md): Bracket · loose · Mar 25, 1999 · N9700X · Cndair CL6002B16 · Engine Thrust Reverser > THE BALLSCREW ACTUATOR BRACKETS ARE FASTENED BY 6 EACH HI-LOKS TO THE INLET INNER RIB. THE FASTENERS ARE WORKING LOOSE MAKING OVERSIZE HOLES AND PUTTING THE FASTENER HEAD IN TENSION. - [SDR 99ZZZX1906](https://openairdocs.org/sdr/99ZZZX1906.md): Bracket · loose · Mar 25, 1999 · N893AC · Cndair CL6002B16 · Engine Thrust Reverser > THE BALLSCREW ACTUATOR BRACKETS ARE FASTENED BY 6 EACH HI-LOKS TO THE INLET INNER RIB. THE FASTENERS ARE WORKING LOOSE MAKING OVERSIZE HOLES AND PUTTING THE FASTENER HEAD IN TENSION. - [SDR 99ZZZX1371](https://openairdocs.org/sdr/99ZZZX1371.md): Computer · failed · Mar 6, 1999 · N555WD · Cndair CL6002B16 · Air Data Computer > DURING THE TOLERANCE CHECK OF THE R.V.S.M. REQUIREMENTS OF T.L.M.C. OF 604 MM, IT WAS NOTED THAT THE A.D.C. DID NOT MEET THE TOLERANCES CALLED OUT. THE FAILED UNIT WAS REMOVED AND SENT BACK TO THE MFG FOR REPAIR. REPLACEMENT (REPAIRED UNIT WAS INSTALLED IN I - [SDR 99ZZZX1370](https://openairdocs.org/sdr/99ZZZX1370.md): Computer · failed · Mar 6, 1999 · N555WD · Cndair CL6002B16 · Air Data Computer > DURING TOLERANCE CHECK OF THE R.V.S.M. REQUIREMENTS OF T.L.M.C. OF 604 MM, IT WAS NOTED THE A.D.C. DID NOT MEET THE TOLERANCES CALLED OUT. THE FAILED UNIT WAS REMOVED AND SENT BACK TO THE MFG FOR REPAIR. REPLACMENT (REPAIRED) UNIT WAS INSTALLED IN ITS PLACE. - [SDR 99ZZZX826](https://openairdocs.org/sdr/99ZZZX826.md): Cowl · chafed · Jan 6, 1999 · N5100X · Cndair CL6002B19 · Engine Cowling System > RIGHT ENGINE, UPPER CORE COWL IS CHAFING ON OIL TANK LEVEL INDICATOR DUE TO IMPROPER POSITION OF LEVEL INDICATOR. CHAFE DAMAGE WAS CORRECTED BY BLENDING IAW RJ SRM CSP A-008. LANDINGS: 6,453. - [SDR 99ZZZX870](https://openairdocs.org/sdr/99ZZZX870.md): Diaphragm · corroded · Dec 14, 1998 · N5100X · Cndair CL6002B19 · Nose/Tail Landing Gear Strut/Axle > DURING CUSTOMER ELECTED NOSE LANDING GEAR INSPECTION UPON REMOVAL OF THE AXLE ASSY, FOUND EXCESSIVE CORROSION ON THE OUTER MATING SURFACES OF THE DIAPHRAGM ASSY. REPLACED DIAPHRAGM ASSY WITH A SERVICEABLE ASSY PER MESSIER DOWTY ENGINEERING. TOTAL PART CYCLES - [SDR 99ZZZX869](https://openairdocs.org/sdr/99ZZZX869.md): Piston · corroded · Dec 14, 1998 · N5100X · Cndair CL6002B19 · Nose/Tail Landing Gear Strut/Axle > DURING CUSTOMER ELECTED NOSE LANDING GEAR INSPECTION UPON REMOVAL OF THE AXLE ASSY, FOUND EXCESSIVE CORROSION ON THE INNER PIN BORE SURFACES WHERE THE AXLE ATTACH PIN ATTTACHES TO PISTON. ASSY WAS REPLACED WITH P/N 16120-1, S/N B15-3 PER MESSIER DOWTY ENGINEE - [SDR 99ZZZX868](https://openairdocs.org/sdr/99ZZZX868.md): Axle Assy · corroded · Dec 14, 1998 · N5100X · Cndair CL6002B19 · Nose/Tail Landing Gear Strut/Axle > DURING CUSTOMER ELECTED NOSE LANDING GEAR INSPECTION, UPON REMOVAL OF THE AXLE ASSY, FOUND EXCESSIVE CORROSION ON THE INNER PIN (ATTACH) BORE AND THE INNER SURFACE OF THE AXLE ASSY/PISTON MATING SURFACE. AXLE ASSY WAS REPLACED WITH P/N MESSIER DOWTY 16124-101 - [SDR 99ZZZX867](https://openairdocs.org/sdr/99ZZZX867.md): Bearing · chafed · Dec 14, 1998 · N5100X · Cndair CL6002B19 · Nose/Tail Landing Gear Strut/Axle > DURING CUSTOMER ELECTED NOSE LANDING GEAR INTERNAL INSPECTION, FOUND NOSE LANDING GEAR LOWER STRUT BEARING CHAFING INTO THE INNER BORE SURFACE OF THE LANDING GEAR UPPER HOUSING P/N MESSIER DOWTY 16040 (NLG). REPAIRED DAMAGED UPPER HOUSING INNER BORE SURFACE I - [SDR 99ZZZX866](https://openairdocs.org/sdr/99ZZZX866.md): Handle · corroded · Dec 14, 1998 · N5100X · Cndair CL6002B19 · Emergency Exits > DURING AIRCRAFT INSPECTION, FOUND THE CREW ESCAPE HATCH EXTERNAL HANDLE INNER ATTACH SURFACE AND HOUSING CORRODED. NO DAMAGE LIMITS LISTED. REPLACED HANDLE/HOUSING ASSY WITH A SERVICEABLE ASSY, P/N 601R33050-1, S/N 0419. - [SDR 98ZZZX4200](https://openairdocs.org/sdr/98ZZZX4200.md): Axle · corroded · Oct 23, 1998 · N9700X · Cndair CL6002B16 · Nose/Tail Landing Gear Strut/Axle > DURING SCHEDULED INSPECTION, FOUND CORROSION IN THE NLG AXLE INNER BORE BEYOND ALLOWABLE LIMITS PER CMM. REPLACED NLG AXLE FITTING ASSY. - [SDR 98ZZZX4199](https://openairdocs.org/sdr/98ZZZX4199.md): Axle · corroded · Oct 23, 1998 · N9700X · Cndair CL6002B16 · Main Landing Gear Strut/Axle/Truck > RIGHT MLG AXLE SHOWS SIGNS OF CORROSION ON THE OTBD SECTION OF THE INNER BEARING RACE. FOUND DURING SCHEDULED INSPECTION. - [SDR 98ZZZX4198](https://openairdocs.org/sdr/98ZZZX4198.md): Axle · corroded · Oct 23, 1998 · N9700X · Cndair CL6002B16 · Main Landing Gear Strut/Axle/Truck > LEFT MAIN LANDING GEAR WHEEL AXLE FOUND PITTING (CORROSION) ON FORWARD RADIUS WHERE BEARING RIDES. FOUND DURING SCHEDULED INSPECTION. - [SDR 98ZZZX4197](https://openairdocs.org/sdr/98ZZZX4197.md): Bolt · corroded · Oct 23, 1998 · N9700X · Cndair CL6002B16 · Landing Gear Actuator > RIGHT MLG SIDE STAY ACTUATOR UPPER AND LOWER EYE BOLT SPHERICAL BEARING SOCKETS FOUND CORRODED DURING SCHEDULED INSPECTION. SUBMITTER STATED BE SURE THE GREASE FITTINGS ARE NOT CLOGGED. - [SDR 98ZZZX4196](https://openairdocs.org/sdr/98ZZZX4196.md): Eye Bolt · corroded · Oct 23, 1998 · N9700X · Cndair CL6002B16 · Landing Gear Actuator > LEFT MLG SIDE STAY ACTUATOR EYE-BOLT BEARING SOCKET CORRODED BEYOND LIMITS PER CMM. SUBMITTER STATED TO MAKE SURE GREASE FITTINGS ARE NOT CLOGGED AND ARE ABLE TO PASS GREASE. - [SDR 98ZZZX4195](https://openairdocs.org/sdr/98ZZZX4195.md): Actuator · corroded · Oct 23, 1998 · N9700X · Cndair CL6002B16 · Landing Gear Actuator > FOUND MINOR CORROSION ON LEFT AND RIGHT MLG SIDE STAY ACTUATOR UPPER SHAFT (ACTUATOR ATTACH POINT). REMOVED AND REPLACED LEFT AND RIGHT SHAFTS. - [SDR 98ZZZX3665](https://openairdocs.org/sdr/98ZZZX3665.md): Torque Box · cracked · Sep 11, 1998 · N5100X · Cndair CL6002B19 · Engine Thrust Reverser > LEFT THRUST REVERSER TORQUE BOX IS CRACKED JUST UNDER FORWARD END OF LEFT SIDE, 6 O'CLOCK, SOUND ATTENUATING MATERIAL (SAM) SUPPORT BRACKET. CRACK WAS FOUND DURING ROUTINE ENGINE CHANGE MAINTENANCE PRACTICES. - [SDR 98ZZZX3664](https://openairdocs.org/sdr/98ZZZX3664.md): Shaft · damaged · Sep 11, 1998 · N5100X · Cndair CL6002B19 · Engine Oil Indicating System > DURING REMOVAL/INSTALLATION OF LT AND RT ENGINES, NOTED THAT AFT MOUNT SHAFTS AND AFT MOUNT FITTINGS FOR BOTH LT AND RT SIDES HAD CIRCUMFERENTIAL SCORING FROM COMING IN CONTACT WITH ONE ANOTHER. THE SHAFT AND FITTING ARE NOT TO COME IN CONTACT WITH EACH OTHER - [SDR 98ZZZX3663](https://openairdocs.org/sdr/98ZZZX3663.md): Shaft · damaged · Sep 11, 1998 · N5100X · Cndair CL6002B19 · Engine Oil Indicating System > DURING REMOVAL/INSTALLATION OF LT AND RT ENGINES, NOTED THAT AFT MOUNT SHAFTS AND AFT MOUNT FITTINGS FOR BOTH LT AND RT SIDES HAD CIRCUMFERENTIAL SCORING FROM COMING IN CONTACT WITH ONE ANOTHER. THE SHAFT AND FITTING ARE NOT TO COME IN CONTACT WITH EACH OTHER - [SDR 98ZZZX3231](https://openairdocs.org/sdr/98ZZZX3231.md): Strut · corroded · Aug 11, 1998 · N914X · Cndair CL6002B16 · Nose/Tail Landing Gear Strut/Axle > CORROSION OUND IN NLG SHOCK STRUT MAIN FITTING INNER BORE. THE AREA IS APPROXIMATELY 1 INCH LONG BY.250 INCH HIGH WITH PITS RANGING FROM.001 INCH -.003 INCH DEEP. CORROSION IS IN BAND 'D' OF MAIN FITTING PER CMM 32-20-03. ALSO, FOUND CORROSION ON NLG LO - [SDR 98ZZZX2949](https://openairdocs.org/sdr/98ZZZX2949.md): Shaft · scored · Jul 2, 1998 · N5100X · Cndair CL6002B19 · Engine Mount Section > DURING ENGINE REMOVAL, NOTED A FOULING CONDITION OCCURRING BETWEEN THE FITTING AND SHAFT ASSEMBLY. THE SHAFT HAS VISIBLE CONTACT IMPRESSIONS OF NO MEASURABLE DEPTH. THIS IS CAUSE FOR REJECTION PER RJ MM CHAPTER 71-22-01 PAGE 403 PARA. 2.A.(5). INSTALLED A N - [SDR 98ZZZX2948](https://openairdocs.org/sdr/98ZZZX2948.md): Shaft · scored · Jul 2, 1998 · N5100X · Cndair CL6002B19 · Engine Mount Section > DURING ENGINE REMOVAL, NOTED A FOULING CONDITION OCCURRING BETWEEN THE FITTING AND SHAFT ASSY. THE SHAFT IS SCORED.0005 INCH TO.001 INCH IN DEPTH. THIS IS CAUSE FOR REJECTION PER RJ MM CHAPTER 71-22-01 PAGE 403 PARA 2.1.(5). INSTALLED A NEW SHAFT. - [SDR 98ZZZX2947](https://openairdocs.org/sdr/98ZZZX2947.md): Fitting · chafed · Jul 2, 1998 · N5100X · Cndair CL6002B19 · Engine Mount Section > DURING ENGINE REMOVAL, NOTED A FOULING CONDITION OCCURRING BETWEEN THE FITTING AND SHAFT ASSY. THE SHAFT IS SCORED.0005 INCH TO.001 INCH IN DEPTH. THIS IS CAUSE FOR REJECTION PER RJ MM CHAPTER 71-22-01 PAGE 403 PARA 2.A.(5). INSTALLED A NEW FITTINGS. - [SDR 98ZZZX2946](https://openairdocs.org/sdr/98ZZZX2946.md): Bearing · corroded · Jul 2, 1998 · N5100X · Cndair CL6002B19 · Engine Mount Section > AT ENGINE REMOVAL, NOTED THE LARGE BEARINGS WERE CORRODED. INSTALLED NEW BEARINGS. - [SDR 98ZZZX2945](https://openairdocs.org/sdr/98ZZZX2945.md): Bearing · corroded · Jul 2, 1998 · N5100X · Cndair CL6002B19 · Engine Mount Section > AT ENGINE REMOVAL, NOTED THE SMALL BEARINGS WERE CORRODED. INSTALLED NEW BEARINGS. - [SDR 98ZZZX2950](https://openairdocs.org/sdr/98ZZZX2950.md): Fitting · chafed · Jul 1, 1998 · N5100X · Cndair CL6002B19 · Engine Mount Section > DURING ENGINE REMOVAL, NOTED A FOULING (CONTACT) CONDITION OCCURRING BETWEEN THE FITTING AND SHAFT ASSEMBLY. THE SHAFT HAS VISIBLE CONTACT IMPRESSIONS OF NO MEASURABLE DEPTH. THIS IS CAUSE FOR REJECTION PER RJ MM CHAPTER 71-22-01 PAGE 403 PARA. 2.A.(5). INS - [SDR 98ZZZX1542](https://openairdocs.org/sdr/98ZZZX1542.md): Axle · corroded · Mar 23, 1998 · N120MP · Cndair CL6002A12 · Nose/Tail Landing Gear Strut/Axle > UPON DISASSEMBLY OF THE NLG AXLE FROM THE SLIDING TUBE, CORROSION WAS NOTICED. AFTER CLEANING TO DETERMINE THE DEPTH OF THE DAMAGE, IT WAS DETERMINED BY DOWTY THAT THE PART WAS SCRAP BECAUSE THE DAMAGE WAS GREATER THAN.005 INCH DEEP IN ONE AREA. THE CORROSI - [SDR 96ZZZX6165](https://openairdocs.org/sdr/96ZZZX6165.md): Batery Pack · shorted · Nov 22, 1996 · N2FOR · Cndair CL6013A · Emergency Lighting > THE NEW BATTERY PACKS USED BY GRIMES WHICH ARE MFG'D BY E.A.C., USE A METAL STRAP BETWEEN POSITIVE AND NEGATIVE TERMINALS WITH A SMALL PIECE OF HEAT SHRINK ON THEM. THE PROBLEM IS THE HEAT SHRINK SHRINKS AT TEMPERATURE AND THE STRAPS CUT THE HEAT SHRINK AND S - [SDR 96ZZZX3720](https://openairdocs.org/sdr/96ZZZX3720.md): Nose Seal · gouged · Jun 27, 1996 · Cndair CL6002A12 · Hydraulic Pump (Electric/Engine), Main > DISASSEMBLED PUMP, FOUND THE NOSE SEAL AND FACE SEALS GOUGED. INSPECTED THE NOSE SEAL, FOUND THE COATING IN THE O-RING BOSS CRACKED AND LIFTING OFF. NO OTHER FOREIGN MATERIAL FOUND IN THE PUMP CAVITY. - [SDR 96ZZZX3719](https://openairdocs.org/sdr/96ZZZX3719.md): Face Seal · gouged · Jun 27, 1996 · Cndair CL6002A12 · Hydraulic Pump (Electric/Engine), Main > DISASSEMBLED PUMP, FOUND THE NOSE SEAL AND FACE SEALS GOUGED. INSPECTED THE NOSE SEAL, FOUND THE COATING IN THE O-RING BOSS CRACKED AND LIFTING OFF. NO OTHER FOREIGN MATERIAL FOUND IN THE PUMP CAVITY. - [SDR 96ZZZX3452](https://openairdocs.org/sdr/96ZZZX3452.md): Drag Strut · misinstalled · Jun 11, 1996 · N728FN · Mtsbsi MU2B25 · Landing Gear Position and Warning > DURING LANDING, THE NLG COLLAPSED RESULTING IN SKIN DAMAGE. INVESTIGATION REVEALED THAT DURING NLG REASSEMBLY, 50 HOURS PRIOR TO THIS INCIDENT, THE NOTED COMPONENTS WERE INSTALLED ON THE WRONG SIDES. THE DASH NUMBERS WERE NOT READABLE ON THE PARTS. THE MAIN - [SDR 96ZZZX1369](https://openairdocs.org/sdr/96ZZZX1369.md): Screw Shaft · corroded · Mar 5, 1996 · Cndair CL6002B16 · Engine Thrust Reverser > BALLSCREW ACTUATORS SCREW SHAFTS WERE FOUND CORRODED. NO CORROSION ALLOWED IAW COMPONENT MAINTENANCE. MANUAL CHAPTER 78-30-29, PAGE 505, PARAGRAPH 5B, ITEM NR 5. (BRAZIL) - [SDR 96ZZZX1365](https://openairdocs.org/sdr/96ZZZX1365.md): Power Supply · defective · Feb 28, 1996 · N604CC · Cndair CL6002B16 · Flight Compartment Lighting > NUMEROUS PUSH BUTTON ANNUNCIATORS (PBA'S) WILL NOT LAMP TEST ON OVERHEAD PANEL. CONFIRMED DISCREPANCY, FOUND TO BE A DEFECTIVE BRIGHT/DIM POWER SUPPLY. REMOVED AND REPLACED DEFECTIVE UNIT. UNIT HAS A BURNING ELECTRICAL SMELL TO IT THAT WAS NOTICEABLE IN THE - [SDR 96ZZZX1140](https://openairdocs.org/sdr/96ZZZX1140.md): Bearing · loose fit · Feb 22, 1996 · N678ML · Cndair CL6001A11 · Elevator Control System > UPON INSPECTION, FOUND THREE OUT OF FOUR ELEVATOR P.C.U.'S, ACTUATORS, WITH FORWARD BEARINGS LOOSE. UPON REMOVAL OF THE ACTUATORS, ALL OF THE SIGHTED BEARINGS COULD BE REMOVED WITH LIGHT FINGER PRESSURE. LANDINGS, 136. - [SDR 96ZZZX1139](https://openairdocs.org/sdr/96ZZZX1139.md): Bearing · loose fit · Feb 22, 1996 · N678ML · Cndair CL6001A11 · Elevator Control System > UPON INSPECTION, FOUND THREE OUT OF FOUR ELEVATOR P.C.U'S, ACTUATORS, WITH FORWARD BEARINGS LOOSE. UPON REMOVAL OF THE ACTUATORS, ALL OF THE SIGHTED BEARINGS WOULD BE REMOVED WITH LIGHT FINGER PRESSURE. CMM 27-30-01, PARAGRPAH E, STEP 6.D STATES BEARING SHOU - [SDR 96ZZZX1138](https://openairdocs.org/sdr/96ZZZX1138.md): Bearing · loose fit · Feb 22, 1996 · N678ML · Cndair CL6001A11 · Elevator Control System > UPON INSPECTION, FOUND THREE OUT OF FOUR ELEVATOR P.C.U.'S, ACTUATORS, WITH THE FORWARD BEARING LOOSE. UPON REMOVAL OF THE ACTUATORS, ALL OF THE BEARINGS CITED COULD BE REMOVED WITH LIGHT FINGER PRESSURE. CMM 27-30-01, PARAGRAPH E, STOP 6.D STATES BEARINGS S - [SDR 96ZZZX1144](https://openairdocs.org/sdr/96ZZZX1144.md): Control Board · mismanufactured · Feb 21, 1996 · Cndair CL600* · Battery/Charger System > BATTERY CHARGER MFG BY URCD DEFECTIVE. INCORRECT INSTALLATION OF TRANSISTORS ON THE CONTROL BOARD. Q5 WAS INSTALLED INCORRECTLY. THERE IS ABOUT A 30 PERCENT FAILURE RATE FROM STOCK ON THESE CONTROL BOARDS. - [SDR 96ZZZX1143](https://openairdocs.org/sdr/96ZZZX1143.md): Control Board · mismanufactured · Feb 21, 1996 · Cndair CL600* · Battery/Charger System > BATTERY CHARGER MFG BY URDC DEFECTIVE. INCORRECTLY INSTALLED TRANSISTORS ON THE CONTROL BOARD. Q1 WAS INSTALLED INCORRECTLY. SUBMITTER STATED ABOUT A 30 PERCENT FAILURE RATE FROM STOCK ON THESE CONTROL BOARDS. - [SDR 96ZZZX1141](https://openairdocs.org/sdr/96ZZZX1141.md): Accelerometer · failed · Jan 16, 1996 · N1045X · Cndair CL6001A11 · Stall Warning System > FLASHING STALL LIGHTS ON TAKEOFF. FOUND NR 2 LATERAL ACCELEROMETER STICKING AT MINUS 10.8 VDC. THIS IS ABOUT THE TENTH ACCELEROMETER TO BE CHANGED IN THIS AIRCRAFT. THIS ACCELEROMETER WAS A CND UNIT FROM THE VENDOR. REMOVED AND REPLACED ACCELEROMETER. - [SDR 96ZZZX816](https://openairdocs.org/sdr/96ZZZX816.md): Accelerometer · sticks · Sep 22, 1995 · N1045X · Cndair CL6001A11 · Autopilot System > UNIT STICKS WHEN POWERED ON AND OFF. THIS WAS THE SAME CONDITION ON THE LAST OVERHAUL OF THIS UNIT. THE UNIT FAILED OUT OF STOCK. - [SDR 96ZZZX815](https://openairdocs.org/sdr/96ZZZX815.md): Acclerometer · failed · Sep 22, 1995 · N1045X · Cndair CL6001A11 · Autopilot System > UNIT STICKS AT 6.0 VDC RIGHT OUT OF STOCK. C/W CANADAIR SB 600-0440 TO INSTALL THE DASH 3, MORE RELIABLE ACCELEROMETER, AND STILL IT FAILS RIGHT AFTER INSTALLATION. Next page: https://openairdocs.org/faa-repair-station/SH5R197N/learjet-inc/reports.md?page=2 ## 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 submitter_designator = 'SH5R' AND submitter_type_code = 'B' ORDER BY difficulty_date DESC, sdr_id DESC ``` This list as a web page: https://openairdocs.org/faa-repair-station/SH5R197N/learjet-inc/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.