N414XJ

Part: POWER SUPPLY — INOPERATIVE (CABIN) · airframe 27,097 hrs · 29,589 cycles

EMERGENCY LIGHT AT SEAT 8A INOP. REMOVED AND REPLACED LIGHT ASSY PN 2LA005115-20 AT COVE 8A IAW AMM 33-50-55. ALSO FOUND POWER SUPPLY 24LN BAD. REMOVED AND REPLACED POWER SUPPLY PN 3301-51, SN ON 1096, S/N OFF 2023. ALL WORK DONE IAW AMM 33-50-10. OPS CHECK GOOD.

Part: FRAME — MISREPAIRED (BS 258) · airframe 24,016 hrs · 26,214 cycles

DURING N4K CHECK IN CWA FOUND, PREVIOUS REPAIR OF BOTTOM FRAME UPPER FLANGE STA 258, LBL 10-RBL 12 DOES NOT C/W SRM 53-70-30 SPECIAL REPAIR NR 5. REPLACED PREVIOUS REPAIR IAW EO NR 53102.

Part: PANEL — DEBONDED (FUSELAGE) · airframe 24,016 hrs · 26,214 cycles

DURING N4K CHECK IN CWA, FOUND 6 DENTS ON CENTER BELLY WING FUSELAGE PANEL DISBONDED. REPAIRED IAW EO NR S51031 AND SRM 51-70-50.

Part: RIB — CRACKED (TE FLAP) · airframe 24,016 hrs · 26,214 cycles

DURING N4K CHECK IN CWA FOUND, LT FLAP AFT BULKHEAD COVE FAIRING RIB IS CRACKED. REPLACED RIB IAW SRM 51-40-00 AND EO NR S57051.

Part: SEAT TRACK — DAMAGED (BS 582) · airframe 24,016 hrs · 26,214 cycles

DURING N4K CHECK IN CWA FOUND, CENTER SEAT TRACK AT STA 582, TOP FLANGE IS BENT UPWARD AND HAS CRACKS. REMOVE DAMAGED SECTION, SPLICED IN NEW SECTION OF TRACK IAW EO NR S53060 AND SRM 53-70-60.

Part: RIB — CRACKED (TE FLAP) · airframe 24,016 hrs · 26,214 cycles

DURING N4K CHECK IN CWA FOUND, RT FLAP AFT BULKHEAD COVE FAIRING RIB IS CRACKED. REPLACED RIB IAW SRM 51-40-00 AND EO NR S57051.

Part: BLEED VALVE — MALFUNCTIONED (RT ENGINE) · airframe 23,544 hrs · 25,669 cycles

RIGHT BLEED CLOSED LIGHT ILLUMINATED. RESET AND IT ILLUMINATED AGAIN. FOLLOWED BY TEMP UNCONTROLLABLE. CREW SHUTDOWN RIGHT ENGINE. REPLACED RT ENGINE PRSOV AND REPLACED RT RHEOSTAT ON AIRCONDITIONING PANEL. OPS CHECK GOOD.

Part: BATTERY PACK — NO TEST (EMERGENCY LIGHTS) · airframe 22,428 hrs · 24,420 cycles

FAILED CAP CHECK. REPLACED BATTERY PACK.

Part: LIGHT — ILLUMINATED (COCKPIT) · airframe 22,242 hrs · 24,228 cycles

THE FLIGHT CREW EXPERIENCED ILLUMINATION OF AN EMERGENCY POWER CAUTION LIGHT. NO EMERGENCY WAS DECLARED AND THE FLIGHT RETURNED TO CMI. NO FURTHER INFORMATION AT THIS TIME.

Part: RELAY — MALFUNCTIONED (ENGINE) · airframe 21,917 hrs · 23,878 cycles

ON TAKEOFF, CREW EXPERIENCED FAILURE OF THE FLIGHT IDLE STOP SYSTEM AND RETURNED TO MEM. REPLACED RELAY 82KA. OPS CHECK GOOD.

Part: POWER SUPPLY — DISCHARGED (CABIN) · airframe 21,652 hrs · 23,593 cycles

OVERHEAD COVE EMERGENCY LIGHT 15LN INOP. FOUND EMERGENCY POWER SUPPLY 24LN CAUSING FAULT. REPLACED WITH SERVICEABLE UNIT. ALL CHECKS GOOD.

Part: FLOOR SUPPORT — CORRODED (BS 231-258) · airframe 21,077 hrs · 23,033 cycles

FLOOR FLANGES ARE CORRODED, INBOARD AND OUTBOARD OF LBL 12 AT FS 231 TO FS 258. REPAIRED IAW MESABA EOS53108.

Part: FLOOR SUPPORT — CORRODED (BS 258) · airframe 21,077 hrs · 23,033 cycles

FLOOR FLANGE AT FS 258 IS CORRODED AT BL 0 AND UNDERSIDE OF FLANGE FROM LBL 1 TO LBL 10. REPAIRED IAW MESABA EOS53102.

Part: FLANGE — CHAFED (RT NACELLE) · airframe 21,077 hrs · 23,033 cycles

RIGHT NACELLE, AT NS 197 IS CHAFED ON THE INBOARD FLANGE. REPAIRED IAW MESABA EOS54154.

Part: ACCESS PANEL — CORRODED (TE FLAP) · airframe 21,077 hrs · 23,033 cycles

LEFT FLAP ACCESS PANEL, 541AT, WAS CORRODED OUT OF LIMITS AT WS 120.00. REPAIRED IAW MESABA EOS57060.

Part: DUCT — CHAFED (RT NACELLE) · airframe 21,077 hrs · 23,033 cycles

RIGHT NACELLE, LOWER INLET DECK IS CHAFED OUT OF LIMITS. REPAIRED IAW MESABA EOS54095.

Part: FLANGE — CHAFED (LT NACELLE) · airframe 21,077 hrs · 23,033 cycles

LEFT NACELLE, AT NS 197 IS CHAFED ON THE INBOARD FLANGE. REPAIRED IAW MESABA EOS54153.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 21,077 hrs · 23,033 cycles

GALLEY SEAT TRACK, P/N 7253721-459, IS CORRODED OUT OF LIMITS. REMOVED AND REPLACED IAW MESABA EOS53342.

Part: NOZZLE — CHAFED (RT EXHAUST) · airframe 21,077 hrs · 23,033 cycles

RIGHT IPD (EXHAUST NOZZLE) IS CHAFED. REPAIRED IAW MESABA EOS54133.

Part: THRESHOLD — DENTED (CARGO DOORWAY) · airframe 21,077 hrs · 23,033 cycles

CARGO DOOR THRESHOLD IS DENTED. REPAIRED IAW MESABA EOS53353.

Part: NOZZLE — CHAFED (EXHAUST) · airframe 21,077 hrs · 23,033 cycles

LEFT IPD (EXHAUST NOZZLE), P/N NF24668-057-08, IS CHAFED THROUGH. REMOVED AND REPLACED IAW SRM 51-40-27.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 21,077 hrs · 23,033 cycles

GALLEY SEAT TRACK, P/N 7253721-459, IS CORRODED OUT OF LIMITS. REMOVED AND REPLACED IAW SRM 51-40-27.

Part: CONTROLLER — MALFUNCTIONED (TE FLAPS) · airframe 20,986 hrs · 22,923 cycles

DURING CLIMB-OUT AND AFTER LEVELING, THE FLAPS CAUTION LIGHT ILLUMINATED THEN CYCLED ON AND OFF THEN REMAINED ON. QRH CONSULTED. MX NOTIFIED. RETURNED TO DTW. FLAPS EXTENDED LIGHT WENT OUT. INSPECTED FLAP SYSTEM FOUND TO BE OUT OF RIG. REMOVED AND REPLACED FLAP CONTROLLER IAW SF340 MM CHAPTER 27. PERFORMED A MASTER RIG OF FLAP SYSTEM. ALL CHECKS GOOD, PN ON/OFF 8519M3, SN ON 553, SN OFF 491.

Part: CONTROL QUADRANT — MALFUNCTIONED (TE FLAPS) · airframe 20,985 hrs · 22,922 cycles

DURING CLIMB-OUT AND LEVEL FLIGHT, THE FLAPS CAUTION LIGHT CONTINUOUSLY CYCLED. QRH FOLLOWED THIS ALSO CONTINUED IN THE DESCENT BACK TO DTW. THIS OCCURRED WHILE THE FLAPS WERE AT ZERO. REMOVED AND REPLACED CONTROL QUADRANT IAW TASK CARD 761002. PERFORMED FLAPS CHECK IAW SAAB AMM ALL CHECKS WERE NORMAL. GROUND RAN THE AC. ALL CHECKS NORMAL ON ENGINE RUNS FOR QUADRANT CHANGE

Part: BOOT — INTERMITTENT (HORIZONTAL LE) · airframe 20,938 hrs · 22,869 cycles

DEICE BOOTS INTERMITTENT ON BOTH MANUAL & AUTO TIMER LIGHT ILLUMINATES ON BOTH MANUAL & AUTO MODE. AIR RETURN TO MSP. REMOVED AND REPLACED HORIZONTAL STAB LEADING EDGE, RIGHT SIDE PER AMM 55-10-05-04. PN ON/OFF 7255800-652, SN ON 1276, SN OFF 0284. OPS CHECK GOOD.

Part: GAUGE — ERRATIC (PROP TEMP) · airframe 19,851 hrs · 21,755 cycles

RT PROP TEMP GAUGE ERRATIC, BOUNCING IN AND OUT OF RED ARC. REMOVED AND REPLACED TEMP PRESS GAUGE PER SAAB AMM SN ON 9709661A, SN OFF 9701324A. OPS CHECK GOOD. REMOVED AND REPLACED RT PGB OIL TEMP IAW CT7 79-00-00. OPS CHECK GOOD PN4053T73P01.

Part: SMOKE — DETECTED (COCKPIT) · airframe 18,918 hrs · 20,741 cycles

AFTER DEPARTING MQT FLIGHT 3141, SMOKE WAS EMITTING FROM THE CAPTAINS LEFT HAND SIDE PANEL. PANEL BETWEEN THE CIRCUIT BREAKERS AND THE CAPTAIN'S SIDE WINDOW. EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO MQT WITHOUT FURTHER INCIDENT. NO FURTHER INFORMATION AT THIS TIME. WILL SUBMIT INFORMATION WHEN RECEIVED.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT) · airframe 18,879 hrs · 20,694 cycles

DURING CAPACITY CHECK, EMERGENCY POWER SUPPLIES 21LN AND 24LN FAILED CAPACITY CHECK. REMOVED AND REPLACED EMERGENCY POWER SUPPLIES 21LN AND 24LN. OPS CHECKS GOOD.

Part: DISPLAY — MALFUNCTIONED (COCKPIT) · airframe 18,831 hrs · 20,632 cycles

INFLIGHT BOTH LT AND RT EFFIS DISPLAYS FLICKERED ON AND OFF. AT ONE POINT UNABLE TO NAVIGATE. LT PITOT HEAT FAILED. AIR RETURN TO BNA. COULD NOT DUPLICATE. REMOVED AND REPLACED NR 2 DPU AS PRECAUTION ON ON 622-7713-004. S/N ON 4767, S/N OFF 6667. NR 2 DPU/EFIS SYS. OPS CHECK GOOD IAW SF340 MM CHAPTER 34.

Part: LONGERON — CHAFED (RT NACELLE) · airframe 18,827 hrs · 20,629 cycles

RIGHT NACELLE, I/B SIDE, INSIDE FWD ELECTRONIC BAY, INBOARD LOWER LONGERON IS CHAFED. THE DAMAGE IS ACCEPTABLE IAW SAAB DOCUMENT 340S0S008258.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 18,827 hrs · 20,629 cycles

DURING 4K CHECK IN BNA FOUND SEAT TRACK AT LBL 18.3 IS CORRODED FROM FS 296 TO FS 300. DAMAGE HAS BEEN REPAIRED IAW SRM 53-70-60. FOUND DURING 4Y/2Y CHECK IN BNA.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 18,827 hrs · 20,629 cycles

DURING 4K CHECK IN BNA FOUND SEAT TRACK AT BL 0, FROM FS 246 TO FS 300 IS CORRODED AND HAS BEEN REPAIRED IAW SRM 53-70-60.

Part: RISER — CORRODED (FUSELAGE) · airframe 18,827 hrs · 20,629 cycles

DURING 4K CHECK IN BNA FOUND RT RISER P/N 7253710-243, IS CORRODED AND WILL BE REPLACED IAW SRM 51-40-21.

Part: RISER — CORRODED (FUSELAGE) · airframe 18,827 hrs · 20,629 cycles

DURING 4K CHECK IN BNA FOUND LT RISOR AT FS 294, FROM LBL 18.3 TO LBL 30 IS CORRODED AND WILL BE REPLACED IAW SRM 51-40-21. P/N 7253711-245.

Part: BRAKE — OVERHEATED (MLG) · airframe 18,761 hrs · 20,556 cycles

ON LANDING ROLL A/C PULLED TO THE RIGHT. POST FLIGHT NOTED LT O/B BRAKE SMOKING. REMOVED LT O/B WHEEL ASSY. INSPECTED WHEEL BEARING AXLE. CONFIRMED BRAKE ASSY ACTUATES. NO OBVIOUS DISCREPANCY NOTED. REINSTALLED WHEEL ASSY IAW JOB CARD 3240-301&302. OBSERVED CREW PERFORM HIGH SPEED TAXI. A/C DID NOT PULL LEFT OR RIGHT WHEN CAPT OR F/O PEDALS OPERATED INDEPENDENTLY. POST TAXI NOTED LT O/B BRAKE SMOKES. SUSPECT BRAKE LEAKS UNDER HIGH PSI. REMOVED AND REPLACED LT O/B ASSY IAW TASK CARD 3240-301. P/N ON/OFF 5012589-3, S/N ON JAN 97-0336, S/N OFF DEC01-0442. TAXI CHECK GOOD. BRAKES OPERATE NORMALLY.

Part: PRESSURE SWITCH — FAILED (OIL PRESSURE) · airframe 18,469 hrs · 20,206 cycles

JUST AFTER STARTING TAXI, THE RIGHT ENGINE LOW OIL PRESSURE WARNING LIGHT CAME ON, ALL INDICATIONS SEEM TO BE NORMAL. MAINTENANCE CND AS A PRECAUTION, REPLACED PGB LOW OIL PRESSURE WARNING SWITCH, AND ENG LOW OIL PRESSURE WARNING SWITCH. OPS AND LEAK CHECK GOOD.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 16,933 hrs · 18,604 cycles

DURING 4Y/2Y INSPECTION IN LCQ, FS 297 RIGHT I/B SEAT TRACK CORRODED. REMOVED AND REPLACED CORRODED SECTION OF SEAT TRACK IAW MESABA EO S53060. A/C RELEASE DATE 3/23/04.

Part: POWER SUPPLY — FAILED (EMERGENCY LIGHT)

DURING COMPLETION J/C NR 335003 (OPS TEST OF EMERGENCY LIGHTING SYSTEM) THE POWER SUPPLIES FAULTED IN POSITION 20LN (S/N 1319) AND 24LN (S/N 1412) USING TEST BOX P/N TES-4052081. REMOVED AND REPLACED 24LN POWER SUPPLY. P/N ON AND OFF 3301-51, S/N ON 2006, S/N OFF 1412. ALL CHECKS ARE GOOD. ALL IAW SF340 MM.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT) · airframe 16,861 hrs · 18,529 cycles

AT 24 LN POWER SUPPLY EMERGENCY LIGHT PACK BAD. REMOVED AND REPLACED 24 LN POWER SUPPLY, P/N ON & OFF 3301-51, S/N ON 2006, S/N OFF 1412. ALL CHECKS ARE GOOD, ALL IAW SF340MM.

Part: CONTROL HANDLE — FAILED (MLG) · airframe 16,805 hrs · 18,479 cycles

LEFT MLG LIGHT WOULD NOT COME ON AFTER GEAR EXTENSION. FOLLOWED QRH AND LANDED WITHOUT INCIDENT. MX REMOVED AND REPLACED LANDING GEAR CONTROL HANDLE, COMPLETED GEAR SWINGS AND ALL INDICATIONS CHECK GOOD IAW SAAB AMM 31-31-05-02.

Part: INDICATOR — FAILED (PROPELLER)

DURING FLIGHT 3006 LEFT PROP RPM GAUGE DROPPED TO ZERO INFLIGHT. FLUCTUATES BETWEEN 200 AND 1270 RPM. AIR RETURN TO MEM. MAINTENANCE REMOVED AND REPLACED LEFT PROP INDICATOR, OPS CHECKS GOOD. OK FOR SERVICE.

Part: DOOR — OPEN (LAV SERVICE)

DURING FLIGHT 2917, AIRFRAME VIBRATION FELT ABOVE 190 KNOTS. AIR RETURN TO DTW FOR INSPECTION. MAINTENANCE FOUND LAVATORY SERVICING DOOR PANEL OPEN, RESECURED. PERFORMED VISUAL INSPECTION OF EXTERIOR OF A/C FOR DISCREPANCIES, NONE NOTED. ALL CHECKS GOOD.

Part: RADIO — MALFUNCTIONED (COCKPIT)

DURING FLT 3177 CREW REPORTED RADIO DEAD SPOTS WHEN TRANSMITTING ON COMM NR 1 OR 2 FROM CAPT OR F/O'S SIDE. AIR RETURN TO MSP. MAINTENANCE REMOVED & REPLACED REU P/N ON/OFF 5170-1-9, S/N ON 223, S/N OFF 221. REU OPS CHECK GOOD IAW SF340 MM CHAPTER 23. ALSO REMOVED & REPLACED CAPT'S HEADSET. OPS CHECK GOOD IAW SF340 MM CH 23. P/N ON H10-30, P/N OFF H10-40.

Part: ODOR — DETECTED (CABIN)

FA AND PASSENGERS SMELLED BURING RUBBER IN CABIN ROW 6. MAINTENANCE RAN BOTH ENGINE HIGH AND LOW PSI BLEED WITH FULL AIR HOT AND COLD NO SMELLS NOTED SUSPECT LARGE A/C LANDING IN FRONT OF THIS CREATING RUBBER ODOR FROM TIRES WHICH THEN WERE INDUCED INTO AIR SYSTEM. NO FAULTS WITH ENGINE OR A/C SYSTEM OF ACM.

Part: CONTROL UNIT — FAILED (MLG)

DURING FLIGHT 2723, LT MAIN GEAR LIGHT WOULD NOT ILLUMINATE WHEN GEAR WAS DOWN AND LOCKED. MAINTENANCE REMOVED AND REPLACED LANDING GEAR CONTROL UNIT P/N D494-10-001, SN/ON 651/10-97, SN/OFF 046/2-84 IAW AMM 32-31-05-2. FOUND LT GEAR LIGHT RECXP, DAMAGED INSIDE. PERFORMED GEAR SWING, OPS CHECK GOOD.

Part: ACM — ODOR (RIGHT)

DURING FLIGHT 2723, OIL ODOR IN CABIN TO COCKPIT. NO GATE OR AIR RETURN. APPEARS TO BE WORSE WHEN BLEEDS ARE OPEN. MAINTENANCE REPLACED RT ACM IAW J/C 215181 P/N ON/OFF 776910-6, SN/OFF 841119, SN/ON 861121. OPS CHECK GOOD, NO ODOR PRESENT.

Part: BULB — BURNED OUT (LT MLG INDICATOR)

DURING FLIGHT 2764 THE MLG DOWN AND LOCK LIGHT (GREEN) DID NOT ILLUMINATE WHEN GEAR WAS LOWERED FOR LANDING. UNABLE TO GET LT MLG INDICATION. PERFORMED QRH PROCEDURES, FINALLY WAS ABLE TO GET INDICATION. MAINTENANCE ADJUSTED TAB ON LEFT GEAR, INDICATION TO BULB. INSTALLED NEW BULB. PERFORMED GEAR SWINGS IAW AMM 32-30-00-5. OPS CHECK GOOD.

Part: WARNING LIGHT — ILLUMINATED (TRANSPONDER)

EN ROUTE TO PLN ON FLIGHT 2765, ATC REPORTED NO TRANSPONDER/MODE C READOUT ON NR 1 & 2 TRANSPONDERS. AIR RETURN TO DTW. MAINTENANCE CYCLED POWER, 1 & 2 TRANSPONDERS. OPS CHECK GOOD IAW SAAB MM CH 34, ALT REPORTING SYSTEM TESTED IAW FAR 43 APPX E PARA C.

Part: WIRE — DAMAGED (LT GENERATOR)

DURING FLIGHT 3184, LT A/C GEN FAILED IN FLIGHT. AIR RETURN TO DTW. MAINTENANCE FOUND SHORTS TO GROUND ON WIRES FOR PHASE B & C (APPROXIMATELY 2 MEG). REPAIRED DAMAGED WIRES NEAR C/B IN LT NACELLE PER SAAB W/M. ALL CHECKS GOOD, IAW SF-340 MM CHAP 30.

Part: ENGINE — STALLED (RIGHT) · airframe 1,714 hrs

DURING FLIGHT, RT ENGINE COMPRSSOR STALLED & OVERTEMPED. AIR RETURN TO INL. CREW REPORTED, GOING THRU 500 FT WHILE DIALING DOWN CTOT, RT ENGINE SUFFERED COMPRESSOR STALL. DUE TO COMPRESSOR STALL, ENGINE TEMP EXCEEDED 970 DEGREES FOR 31 SECONDS BEFORE STALL WAS CLEARED BY PULLING POWER LEVER BACK. STALL WAS SUFFICIENT TO CAUSE RT PROP TO AUTOCOARSEN. EVENT DISCUSS WITH GE SERVICE ENGINEER, DISCUSSION CENTERED AROUND INSPECTION FOR FERRY FLIGHT FOR ENGINE CHANGE, AND WHY THIS KEEPS OCCURING, THIRD COMPRESSOR STALL EVENT AT MESABA SINCE 12/7/02. GE IS INVESTIGATING. THE ONLY ADVICE GE CAN OFFER AT THIS TIME IS TO DO AN ECS ON TAKEOFF FOR FIRST FLIGHT OF DAY.

Part: STRUCTURE — CORRODED (SEAT TRACK) · airframe 14,024 hrs · 15,418 cycles

DURING A11 INSPECTION IN CWA, MAINTENANCE FOUND RT SEAT TRACK WRAP AROUND HAS CORROSION. MAINTENANCE REMOVED AND REPLACED RT SEAT TRACK WRAP AROUND IAW SRM CHAP 51. A/C RELEASE DATE 11/12/02

Part: SEAT TRACK · airframe 14,024 hrs · 15,418 cycles

DURING A-11 INSPECTION IN CWA, MAINTENANCE FOUND FWD PORTION OF AISLE SEAT TRACK LBL 18.3 HAS CORROSION. MAINTENANCE REMOVED AND REPLACED FWD SECTION OF AILSE SEAT TRACK LBL18.3 IAW EO #53060, REMOVED AND INSTALLED NEW FWD CLIP FWD SECTION LH SEAT TRACK LBL 18.3 IAW SRM 51 PN 7383720-210, SEE 409 #177931 FOR ALODINE, PRIME AND PAINTING

Part: MOTOR — FAILED (A/C SYSTEM)

A/C ON AIRCRAFT WAS SMOKING AND PRODUCED SMOKE IN CABIN. NO PAX ON BOARD WHEN INCIDENT OCCURRED. MAINTENANCE REMOVED AND REPLACED COMPRESSOR MOTOR, OPS CHECKED GOOD.

Part: GENERATOR — FAILED (RT ENGINE)

DURING FLIGHT 3006, AC DEPARTED DTW, RT AC GENERATOR FAILED. DUE TO CURRENT CONDITIONS AND DTW AIR TO GROUND RADAR DOWN. PILOT RETURNED TO DTW. MAINTENANCE REMOVED AND REPLACED RIGHT HAND GCU AND GEN AC, GCU P/N 51634-002, S/N 92027 IAW SF340 AMM. ALL CHECKS GOOD AT THIS TIME.

Part: BLEED VALVE — FAILED (LT ENGINE)

FLIGHT 3199 OUT OF MSP, LT BLEED FAULT AND LT BLEED CLOSED LIGHTS ILLUMINATED SHORTLY AFTER T/O. ATTEMPTED TO RESET WITH NO EFFECT. CLOSED LT BLEED VALVE AND FAULT LIGHT EXTINGUISHED AFTER ABOUT 5 MINUTES. AIR RETURN TO MSP. MAINTENANCE REPLACED LT LP REG. VALVE P/N 785802-3, S/N ON 9611050, S/N OFF 9610013 IAW AMM 36-11-05-2. OPS CHECK GOOD.

Part: SPLICE — DEFECTIVE (EXHAUST NOZZLE)

ON DEPARTURE OUT OF DTW ON FLIGHT 2942, LT ENGINE INTAKE LIGHT ILLUMINATED. CYCLING ON AFTER 1 MINUTE. AIR RETURN TO DTW. MAINTENANCE FOUND BAD SPLICE ON EXHAUST NOZZLE. REPLACED SPLICE, PERFORMED GROUND RUN FOR 20 MIN. NO FAULTS NOTED. IAW SAAB AMM 30-20-00.

Part: RESERVOIR — LOW (HYDRAULIC SYS)

ON TAKEOFF FLIGHT 2822 GEAR WAS RETRACTED, THE 3 GREEN LIGHTS WENT OUT BUT THE INTRANSIT LIGHT REMAINED ILLUMINATED AND THE HYDRAULIC PUMP KEPT RUNNING. AIR RETURN TO DTW. MAINTENANCE SERVICED HYDRAULIC SYSTEM UP TO LIMIT, CYCLED THE GEAR SEVERAL TIMES, ALL CHECK GOOD ON THE GROUND IAW SAAB MM 32.

Part: STRAP — CHAFED (RT NACELLE)

FOUND DURING C-CHECK, THE FORWARD ATTACH FLANGE ON RT ENGINE COWL CHAFED AT 464AT. REFER TO CELSIUS TASK CARD 4524, W/O 18816. MAINTENANCE BLENDED CHAFED FWD FLANGE ON RT ENG COWL 464AT IAW 51-70-40. CHAFE EXCEEDS ALLOWABLE LIMITS REF SRM 51-10-10, REMOVED ATTACH FLANGE, EIE LOCATED AND DRILLED NEW FLANGE, ALODINED AND PRIMED PER SRM 51-20-42, AND SRM 51-40-40. FAY SEALED AND INSTALLED REF SRM 51-20-50 AND 51-40-21.

Part: SHIELD — CHAFED (COWL)

FOUND DURING C-CHECK, LOWER HEAT SHIELD ON ENGINE COWL 464 AT CHAFED. REFER TO CELSIUS TASK CARD 4526, W/O18816. MAINTENANCE BLENDED CHAFED AREA ON LOWER HEAT SHIELD ON ENG COWL 464AT IAW SRM 51-70-40. MATERIAL REMOVAL OUT OF ALLOWABLE LIMIT REF SAAB SRM 51-10-10, FABRICATED CHAFE PLATE IAW SRM 51-40-60. INSTALLED CHAFE PLATE IAW SRM 51-40-21.

Part: SHIELD — DENTED (FUSELAGE)

FOUND DURING C-CHECK, SEVERAL DENTS ON LT ICE SHIELD AT STA 319.0, REFER TO CELSIUS TASK CARD 2522, W/O18816. MAINTENANCE REPAIRED DENTS AT 339.8 SL1541 EXTERNAL DOUBLER INSTALLATION REF SAAB SRM 53-70-10 FOR REPAIR DETAIL AND DENTS INFORMATION SEE ATTACHED IPM 12 FORM. PAINT AND SURFACE TREATMENT REFERENCE PAINT CARD W/O 18816, TASK 2521 IPM 12 FORM ITEM 15.

Part: SHIELD — CHAFED (COWL)

FOUND DURING C-CHECK, LOWER HEAT SHIELD ON ENGINE COWL 464 AT CHAFED. REFER TO CELSIUS TASK CARD 4526, W/O 18816. MAINTENANCE BLENDED CHAFED AREA ON LOWER HEAT SHIELD ON ENG COWL 464AT IAW SRM 51-70-40. MATERIAL REMOVAL OUT OF ALLOWABLE LIMIT REF SAAB SRM 51-10-10. FABRICATED CHAFE PLATE IAW SRM 51-40-60, INSTALLED CHAFE PLATE IAW SRM 51-40-21.

Part: SKIN — CORRODED (FUSELAGE)

FOUND DURING C-CHECK, CORROSION BETWEEN FRAME AT STA 236.0 AND STA 258.0. REFER TO CELSIUS TASK 2573, W/O18816. MAINTENANCE REMOVED CORROSION REF 51-70-40. REMAINING MATERIAL OUT OF LIMITS REF SRM 51-10-10 . REMOVED ANGLE REF SRM 51-40-21, FABRICATED NEW ANGLE FROM 2024T3 AS PER SAMPLE, ALODINED PRIMED AND TOPCOATED REF SRM 51-20-42/43. FAY SEALED AND INSTALLED REF SRM 51-20-50 AND 51-40-21.

Part: WEB — CORRODED (FUSELAGE)

FOUND DURING C-CHECK, CORROSION ON WEB AND RIVETS AT STA 294.0. REFER TO CELSIUS TASK CARD 18816/2570. MAINTENANCE REMOVED CORRODED WEB IAW SRM 51-40-21. LOCATED AND DRILLED WEB IAW SRM 51-40-40. COUNTERSINK, DEBURRED HOLES ALODINED AND WET INSTALLED WEB IN ORIGINAL LOCATION. REFER SAAB SRM 51-40-40/51-40-23/21-51-20-42. INSTALLED ALL NUT PLATES REF SRM 51-40-21/23.

Part: SEAT TRACK — CORRODED (CABIN)

FOUND DURING C-CHECK, CORROSION ON SEAT TRACK WEB LBL 18.3, STA 297. MAINTENANCE REMOVED CORROSION ON TRACK WEB, AFTER CORROSION REMOVAL FOUND REMAINING MATERIAL OUT OF ALLOWABLE LIMIT AS MARKED. REF SRM 53-70-60. RESTORED SURFACE PROTECTION AND PAINT REF SAAB SRM 51-20-42/43.

Part: FRAME — CORRODED (FUSELAGE)

FOUND DURING C-CHECK, CORROSION AT FRAME STA 231.0. MAINTENANCE REMOVED CORRSION IAW SRU 51-70-40. MATERIAL REMOVED OUT OF LIMITS, REMOVED DAMAGE IAW SRM 51-70-00, FABRICATED REPAIR DOUBLER IAW SRM 53-70-30, ALODINED IAW SRM 51-20-42, PRIMED AND PAINTED IAW SRM 51-20-43. INSTALLED REPAIR DOUBLER IAW SRM 51-40-21 AND TOPCOATED IAW SRM 51-20-43.

Part: SEAT TRACK — CORRODED (CABIN)

FOUND DURING C-CHECK, CORROSION ON SEAT TRACK RT FLANGE RBL 18.3, STA 294. MAINTENANCE FOUND AFTER REMOVING CORROSION REMAINING MATERIALS OUT OF ALLOWABLE LIMIT AS MARKED. REF SRM 53-70-60. RESTORED, SURFACE PROTECTION AND PAINT REF SAAB SRM 51-20-42/43. FABRICATED REPAIR DOUBLER ANGLE FROM 7075T7.080. ALODINED, PRIMED AND TOPCOATED PER SRM 51-20-42/43. FAY SEALED AND INSTALLED PER SAAB STATEMENT 3405D500005.

Part: SHIELD — DAMAGED (FUSELAGE)

FOUND DURING C-CHECK, LT ICE SHIELD FWD OF 2ND PAX WINDOW HAS SEVERAL DENTS. MAINTENANCE REMOVED AND REPLACED NR 2 AND NR 3 ICE-GUARD FROM TOP ON LT FUSELAGE REF SRM 53-70-10. SEE ATTACHED IPM12 FORM FOR DETAIL OF ABOVE DISCREPANCY. REFER TO CELSIUS TASK CARD 2523 W/O 18816.

Part: SEAT TRACK — CORRODED (CABIN)

FOUND DURING C-CHECK, CORROSION ON SEAT TRACK LT FLANGE AT BL 0, STA 294. MAINTENANCE FOUND AFTER REMOVAL OF CORROSION REMAINING MATERIALS OUT OF ALLOWABLE LIMIT AS MARKED. REF SRM 53-70-60. RESTORED SURFACE PROTECTION AND PAINT REF SAAB SRM 51-20-42/43. FABRICATED REPAIR ANGLE AND INSTALLED REF SAAB STATEMENT 3405D5000051.

Part: HAND RAIL — DENTED (AIRSTAIR)

FOUND DURING C-CHECK, UPPER FORWARD TUBE ON AIRSTAIR HANDRAIL IS DENTED. REFER TO CELSIUS TASK CARD 2555, W/O 18816 AND SAAB DRAWING 7252600-557. MAINTENANCE REMOVED DENTED HANDRAIL IAW SRM 51-10-10, CUT TO LENGTH NEW TUBE SECTION 21.5 INCHES IAW SRM 51-7-30 AND SAAB DWG 725260 0-551. INSTALLED NEW TUBING IAW SRM 51-33-00 AND SAAB DWG 7252600-551.

Part: WARNING LIGHT — ILLUMINATED (LT INTAKE HEAT)

LT INTAKE HEAT LIGHT ILLUMINATED. AIR RETURN BACK TO MSP. MAINTENANCE REPLACED LT UPPER DUCT (P/N NH24668-131).

Part: STARTER GEN — FAILED (RIGHT)

AFTER DEPARTURE FROM MSP, RT SIDE EFIS TUBES BEGAN TO FLASH, EVENTUALLY WENT TOTALLY BLACK. PERFORMED ORH, NOTED RT SIDE GEN VOLTAGE LOW. FOLLOWED ORH, SHUTDOWN RET DC GEN. RETURNED TO MSP. MAINTENANCE REPLACED RT STARTER/GEN IAW TASK CARD 243103, (P/N 23080-031). OPS CHECK GOOD.

Part: DUCT — CHAFED (EXHAUST)

LT ENGINE EXHAUST DUCT WEARING HOLE THRU COWL. (AFT OUTBOARD SIDE) MX REMOVED AND REPLACED RT ENGINE EXHAUST DUCT EA0031, SECTION CHECKS GOOD.

Part: UNKNOWN — ODOR (COCKPIT)

AFTER TAKEOFF WHEN LP BLEEDS WERE PLACED IN AUTO A STRONG METALLIC OR POWDERY ODOR WAS EMITED FROM DUCTS AND ODOR WAS STRONGER IN THE COCKPIT. ODOR PERSISTED AND ONLY DECREASED BY SHUTING OFF THE RECIRCULATION FAN. RETURNED TO DTW. MAINTENANCE GROUND RAN AC WITH LP AND HP BLEEDS ON AT VARIOUS TEMP SETTINGS. NO ODOR NOTED. ALL CHECKS GOOD.

Part: LIGHT — LOOSE (CABIN)

EMERGENCY FLOOR LIGHTING IS LOOSE. MAINTENANCE INSTALLED NEW SECTION OF FLOOR TRACK LIGHTING. ALL CHECKS GOOD.

Part: CTOT PANEL — FAILED (COCKPIT)

ON CLIMB-OUT, WITH POWER LEVERS AHEAD OF 64 DEGREE SWITCH, AUTOCOARSEN HIGH LIGHT AND LOW LIGHT ALTERNATE RESPECTIVELY. AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED CTOT PANEL. OPS CHECK GOOD ON GROUND. ALL IAW SAAB MM 61-22-00.

Part: STARTER GEN — FAILED (LT ENGINE)

LEFT GEN OFF LINE IN FLIGHT, QRH RESET, OFF LINE AGAIN, QRH EMERGENCY BACK TO SBN, GEN OVER TEMP WHILE GEN OFF. EMERGENCY EXITS PULLED FOR EVACUATION. MAINTENANCE REPLACED LT STARTER GEN PER SAAB M/M 24-31-05 AND OPS CHECK GOOD. LEAK CHECK GOOD. MAINTENANCE INSPECTED AND INSTALLED RIGHT FORWARD AND OVERWING EXIT DOORS. NO DEFECTS NOTED.

Part: CONNECTOR — DIRTY (RT TAIL PIPE)

RIGHT TAIL PIPE HOT LIGHT ILLUMINATED AFTER TAKEOFF FROM ELM. AFTER PERFORMING MEMORY ITEMS AND REDUCING POWER ON RIGHT ENGINE THE LIGHT EXTINGUISHED. PER THE QRH, OPERATED THE RIGHT ENGINE AT REDUCED POWER AND RETURNED TO ELM. MAINTENANCE REMOVED RIGHT ENGINE AFT COWL, CLEANED 12 O'CLOCK POSITION AFT CANNON PLUG, REINSTALLED AFT COWL. PERFORMED ENGINE GROUND RUN FOR 10 MINUTES AND COULD NOT DUPLICATE.

Part: RELAY — FAILED (E/E COMPT)

AFTER GEAR RETRACTION THE ORANGE FLIGHT IDLE STOP OPEN LIGHT ILLUMINATED AND WOULD NOT EXTINGUISH. AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED RELAYS 82KA AND 20GA IAW SAAB MM 76-10-60. ALL CHECKS GOOD.

Part: BULB — FAILED (CABIN)

DURING INSPECTION, ROW 4E OVERHEAD EMERGENCY LIGHT WAS FOUND INOPERABLE. MAINTENANCE RELAMPED. ALL CHECKS GOOD. (X)

Part: INLET DUCT — FAILED (RIGHT)

FLT 3091 - DURING CRUSE FLIGHT, RIGHT INTAKE HEAT LIGHT ILLUMINATED. AIRCRAFT DIVERTED TO FWA DUE TO ICING CONDITIONS. AIRCRAFT LANDED WITH NO INCIDENT. MAINTENANCE REPLACED LOWER INLET DUCT. OPS CHECK GOOD. (X)