N424XJ

Part: GCU — FAILED (LEFT) · airframe 35,388 hrs

LEFT ACFT GENERATOR LIGHT ON, R & R LEFT AC GCU.

Part: DUCT — DAMAGED (ZONE 100) · airframe 35,382 hrs

STRONG BURNING ODOR UP FRONT. R & R LEFT LOWER INLET DUCT.

Part: POWER SUPPLY — FAILED (EMERGENCY LIGHTS) · airframe 35,382 hrs · 37,967 cycles

EMERGENCY POWER SUPPLY FAIL SCHEDULED INSPECTION, R & R.

Part: POWER SUPPLY — FAILED (EMERGENCY LIGHTS) · airframe 35,137 hrs

EMERGENCY LIGHTING POWER SUPPLY FAILED TEST, R & R.

Part: DOWNLOCK SWITCH — FAILED (LT MLG) · airframe 33,853 hrs

DURING APPROACH INTO OUR DESTINATION, OUR GEAR DOWN LOCKED LIGHT FOR THE LT MAIN GEAR DID NOT LIGHT UP. RETURNED TO BASE. R & R LT MLG DOWNLOCK SWITCH.

Part: WARNING MESSAGE — ACTIVATED · airframe 33,793 hrs

CWP "FLAPS" LIGHT ON FLAP OVERHEAD LIGHT, GREEN, ON IN FLIGHT INTERMITTENT. COMPLIED WITH MECHANIC RIGGING AND ELECTRICAL RIGGING OP CHECKED GOOD.

Part: POWER SUPPLY — FAILED (EMERGENCY LIGHTS) · airframe 32,204 hrs

EMERGENCY LIGHT POWER SUPPLY FAILED CHECK. REPLACED POWER SUPPLY AT 21LN.

Part: POWER SUPPLY — NO TEST (EMERGENCY LIGHTS) · airframe 31,348 hrs · 34,527 cycles

DURING THE 6 MONTH EMERGENCY LIGHTING POWER SUPPLY INSPECTION, 20LN, 21LN, AND 24LN, FAILED THE CHECK.

Part: WARNING LIGHT — ILLUMINATED (RUDDER LIMITER) · airframe 31,035 hrs

RUDDER LIMITER LIGHT ON IN FLIGHT.

Part: POWER SUPPLY — FAILED (EMERGENCY LIGHT) · airframe 28,776 hrs · 32,509 cycles

21LN FAILED CAPACITY TEST. R & R 21LN EMERGENCY BATTERY PN 3301-51 IAW SF340 AMM 24-35-10 SN OFF 1288 SN ON 1405. OPS CHECK GOOD.

Part: STRUCTURE — CHAFED (FUSELAGE) · airframe 28,631 hrs · 32,319 cycles

FRAME 630-112 IS CHAFED IN RT SIDE JUST ABOVE SEAT TRACK. BLENDED AND APPLIED DOUBLER IAW EO S53775.

Part: WEB — CHAFED (BS 288-294) · airframe 28,631 hrs · 32,319 cycles

WEB AT 288-294 CHAFED FROM STAIR SLIDE. REPAIRED WEB AT STA 288-294 IAW EO S53362.

Part: SKIN — PUNCTURED (RT ELEVATOR) · airframe 25,210 hrs · 28,275 cycles

DURING THE 2Y AND N4K THE RT ELEVATOR UPPER SKIN PUNCTURED AT HS68.66. REPAIRED IAW EO S53229.

Part: SKIN — DENTED (BS 389) · airframe 25,210 hrs · 28,275 cycles

DURING THE 2Y AND N4K NOTED DENT IN RT FUSELAGE AT STA 389. REPAIRED IAW EO# S53009.

Part: SKIN — DENTED (EMERGENCY EXIT) · airframe 25,210 hrs · 28,275 cycles

DURING THE 2Y AND N4K NOTED 2 DENTS NOTED IN RT OVERWING EXIT EXTERIOR SKIN. REPAIRED IAW EO S52028 & S52139.

Part: SKIN — DENTED (FUSELAGE) · airframe 25,210 hrs · 28,275 cycles

DURING THE 2Y AND N4K NOTED THE LOWER FUSELAGE CENTER WING FAIRING AT STA562 HAS SEVERAL DENTS. REPAIRED DENTS ON LOWER FUSELAGE CENTER TRAILING COVER FAIRING IAW MAL EO S51031.

Part: SKIN — DENTED (TAIL CONE) · airframe 25,210 hrs · 28,275 cycles

DURING THE 2Y AND N4K NOTED 4 DENTS IN TAIL CONE BETWEEN STA797 AND 803. 1 ABOVE AND 3 BELOW SL1604. REPAIRED IAW EO#S53620.

Part: SKIN — DENTED (BS 322-392) · airframe 25,210 hrs · 28,275 cycles

DURING THE 2Y AND N4K NOTED 32 DENTS NOTED IN THE LT FUSELAGE STA 322-392 AND 5 DENTS NOTED ON THE RT FUSELAGE STA 353-392. REPAIRED IAW EO#S53619.

Part: SKIN — DENTED (FUSELAGE) · airframe 25,210 hrs · 28,275 cycles

DURING THE 2Y AND N4K NOTED 3 DENTS NOTED IN TAIL SECTION STA 622-853. REPAIRED IAW EO#S53229.

Part: SKIN — DENTED (HORIZONTAL STAB) · airframe 25,210 hrs · 28,275 cycles

DURING THE 2Y AND N4K NOTED 13 DENTS IN UPPER SKIN OF RT HORIZONTAL STABILIZER. REPAIRED IAW EO S55017 & S55160.

Part: CIRCUIT BREAKER — POPPED · airframe 25,112 hrs · 28,152 cycles

CB L8 POPPED, PREVIOUSLY RESET ONCE PER POM CB POLICY. RESET CB L8.

Part: SWITCH — FAILED (EMERGENCY LIGHTS) · airframe 25,065 hrs · 28,103 cycles

ON SHUT DOWN CURRENT BREAKER L8 TRIPPED; EMERGENCY LIGHT STAYED ON; RESET BREAKER, THIS SHUT OFF EMERGENCY LIGHTS. REMOVED AND REPLACED EMERGENCY LIGHT SWITCH. (S)

Part: LIGHT — INOPERATIVE (CABIN) · airframe 25,061 hrs · 28,095 cycles

FLOOR TRACK LIGHTING INOPERATIVE ROWS 2 AND 3. REMOVED AND REPLACED FLOOR TRACK LIGHTING STRIP. (S)

Part: SWITCH — MALFUNCTIONED (EMERGENCY LIGHTS) · airframe 24,841 hrs · 27,822 cycles

FLIGHT ATTENDANT REPORTED THE EMERGENCY LIGHT ARMED STATUS LIGHT ON THE FA PANEL DID NOT ILLUMINATE; HOWEVER, FLIGHT DECK VERIFIED EMERGENCY LIGHTS WERE ARMED. REMOVED AND REPLACED F/A CONTROL PANEL SWITCH. (S)

Part: LIGHT — INOPERATIVE (CABIN) · airframe 24,055 hrs · 26,865 cycles

LT AFT COVE EMERGENCY LIGHT INOP, DISCOVERED DURING LC1. REMOVED AND REPLACED DEFECTIVE LIGHT ASSY 2LA005115-20.

Part: SKIN — DAMAGED (TE FLAP) · airframe 23,096 hrs · 25,728 cycles

REMOVED RT FLAP FOR FOM FOR REPAIRS TO LOWER SIDE FOR EO NR S57154. REPAIRED FLAP SKIN DAMAGE PER EO NR S57154. INSTALLED SERVICEABLE FLAP ASSEMBLY PN ON/OFF: 7257800-574; SN OFF: 1315, SN ON: 1307, IAW AMM 27-53-10.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 21,392 hrs · 23,837 cycles

THE SEAT TRACK AT LBL 18.3, BETWEEN FS 297 AND 318 IS CORRODED OUT OF LIMITS. THE DAMAGE HAS BEEN REPAIRED IAW MESABA EO NR S53342. REF: EAMS WORK ORDER 214677 TASK 1513.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 21,392 hrs · 23,837 cycles

FLOOR SUPPORT FRAME, AT FS 292 AND RBL 18.3, IS CORRODED OUT OF LIMITS. THE DAMAGE HAS BEEN REPAIRED IAW MESABA EO NR S53108. REF: EAMS WORK ORDER 214677 TASK 1511, IPM-12 ITEM NR 1.

Part: BATTERY PACK — FAILED (CABIN) · airframe 20,479 hrs · 22,782 cycles

FOUND POWER SUPPLY 21LN TO HAVE FAILED BATTERY CAPACITY CHECK. REPLACED POWER SUPPLY WITH SERVICEABLE UNIT. OPS CHECK GOOD.

Part: BATTERY PACK — NO TEST (EMERGENCY LIGHT) · airframe 19,951 hrs · 22,159 cycles

FAILED CAP CHECK PER CMM WO 406706. REPLACED BATTERY PACK.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 19,846 hrs · 22,033 cycles

DURING N4K BRIDGE CHECK IN BNA, FOUND FLOOR FLANGE PN 7253712-193 IS CORRODED OUT OF LIMITS AND HAS BEEN REMOVED AND REPLACED IAW SRM 51-40-21. REF: EAMS WORK ORDER 213551 TASK 1547.

Part: SEAT TRACK — CORRODED (BS 296-305) · airframe 19,846 hrs · 22,033 cycles

DURING N4K BRIDGE CHECK IN BNA, PREVIOUS REPAIR TO SEAT TRACK BL 0 IS CORRODED, BETWEEN FS 296 TO FS 305 AND HAS BEEN REMOVED AND REPLACED IAW SRM 51-40-22. REF: EAMS WORK ORDER 213551 TASK 1515.

Part: FRAME — CHAFED (NACELLE) · airframe 19,846 hrs · 22,033 cycles

DURING N4K BRIDGE CHECK IN BNA, FOUND AFT FORMER PN 7271115-037 ON COWLING PANEL NR 453CL IS CHAFED AND HAS BEEN REMOVED AND REPLACED IAW SRM 51-40-21. REF: EAMS WORK ORDER 213551 TASK 4508.

Part: FLOOR SUPPORT — CORRODED (BS 438-512) · airframe 19,846 hrs · 22,033 cycles

DURING N4K BRIDGE CHECK IN BNA, FOUND FLOOR FLANGE AT RBL 33 IS CORRODED BETWEEN FS438 TO FS 512 AND HAS BEEN REPAIRED FOLLOWING THE PROCEDURES AS OUTLINED IN SRM 51-70-30 AND INSTALLED IAW SRM 51-40-21. REF: EAMS WORK ORDER 213551 TASK 1548.

Part: FRAME — CHAFED (NACELLE) · airframe 19,846 hrs · 22,033 cycles

DURING N4K BRIDGE CHECK IN BNA, FOUND THE AFT FORMER PN 7271115-037 ON COWLING 463CL IS CHAFED AND HAS BEEN REMOVED AND REPLACED IAW SRM 51-40-21. REF: EAMS WORK ORDER 213551 TASK 4501

Part: FLOOR SUPPORT — CORRODED (BS 366-420) · airframe 19,846 hrs · 22,033 cycles

DURING N4K BRIDGE CHECK IN BNA, FOUND FLOOR FLANGE AT RBL 33 IS CORRODED, BETWEEN FS366 TO FS420, AND HAS BEEN REPAIRED FOLLOWING THE PROCEDURES AS OUTLINED IN SRM 51-70-30 AND INSTALLED IAW SRM 51-40-21. REF: EAMS WORK ORDER 213551 TASK 1553.

Part: INTERCOSTAL — CORRODED (BS 272) · airframe 19,846 hrs · 22,033 cycles

DURING 4K BRIDGE CHECK IN BNA FOUND INTERCOSTAL AT FS 272 AND RBL 10, IS CORRODED OUT OF LIMITS AND HAS BEEN REPLACED WITH A FABRICATED PART.

Part: SEAT TRACK — CORRODED (BS 296-319) · airframe 19,846 hrs · 22,033 cycles

DURING N4K BRIDGE CHECK IN BNA, FOUND SEAT TRACK AT LBLK 18.3 IS CORRODED AND HAS BEEN REPAIRED BETWEEN FS 296 TO FS 319 IAW MESABA EO#S53342. REF: EAMS WORK ORDER 213551 TASK 1514.

Part: FRAME — CORRODED (BS 258) · airframe 19,846 hrs · 22,033 cycles

DURING N4K BRIDGE CHECK IN BNA, FOUND FRAME AT FS 258 FROM LBL 18 RBL 18 IS CORRODED AND HAS BEEN REPAIRED IAW MESABA EO#S53102. REF: EAMS WORK ORDER 213551 TASK 1556.

Part: WEB — CORRODED (BS 288-294) · airframe 19,846 hrs · 22,033 cycles

DURING 4K BRIDGE CHECK IN BNA, FOUND WEB, PN 7253721-439, BETWEEN FS 288 AND FS 294 IS CORRODED AND HAS BEEN REMOVED AND REPLACED, REF:EAMS WORK ORDER 213551 TASK 1509.

Part: FRAME — CORRODED (BS 294) · airframe 19,846 hrs · 22,033 cycles

DURING 4K BRIDGE CHECK IN BNA FOUND FRAME AT FS 294 IS CORRODED AND HAS BEEN REPAIRED IAW MESABA EOS53108.

Part: RAIL — CORRODED (AIRSTAIR) · airframe 19,846 hrs · 22,033 cycles

DURING 4K BRIDGE CHECK IN BNA FOUND AIRSTAIR RAIL ASSY, P/N 7253710-871, IS CORRODED AND HAS BEEN REMOVED AND REPLACED IAW SRM 51-40-22/23.

Part: NOZZLE — CHAFED (EXHAUST) · airframe 19,846 hrs · 22,033 cycles

DURING 4K BRIDGE CHECK IN BNA FOUND LEFT LOWER EXHAUST NAZZLE IS CHAFED AND HAS BEEN REPAIRED IAW MESABA EOS54133.

Part: NOZZLE — CHAFED (EXHAUST) · airframe 19,846 hrs · 22,033 cycles

DURING 4K BRIDGE CHECK IN BNA FOUND RIGHT LOWER EXHAUST NOZZLE IS CHAFED AND HAS BEEN REPAIRED IAW MESABA EOS54133.

Part: DOOR FRAME — CORRODED (FUSELAGE) · airframe 19,846 hrs · 22,033 cycles

DURING 4K BRIDGE CHECK IN BNA FOUND LEFT COCKPIT DOOR POST IS CORRODED AND HAS BEEN REPAIRED ON 2/28/06 IN IAW MESABA EOS53185.

Part: BRIDGE — CHAFED (LT NACELLE) · airframe 19,846 hrs · 22,033 cycles

DURING 4K BRIDGE CHECK IN BNA FOUND LT NACELLE AT NS 197 IS CHAFED AND HAS BEEN REPAIRED 2/27/06 IAW MESABA EOS54150.

Part: EXTINGUISHER — BROKEN (LAVATORY) · airframe 19,177 hrs · 21,264 cycles

DURING INSPECTION, FOUND LAV FIRE EXTINGUISHER BROKEN AND DISCHARGED. INSTALLED NEW FIRE EXTINGUISHER IN LAV POSITION IAW SF 340 AMM CH 26 AS REQUIRED.

Part: WEU — FAILED (CABIN LIGHTS) · airframe 18,746 hrs · 20,800 cycles

BITE LIGHT ON LEFT SIDE OF OVERHEAD LIGHTS DO NOT ILLUMINATE WITH UPPER LAMPS TESTS. REMOVED AND REPLACED WEU PER AMM 31-50-05-4. OPS CHECK GOOD, P/N ON 006WS00, S/N ON 1596, P/N OFF 005WS00, S/N OFF 1464.

Part: BATTERY — FAILED (DC GEN SYS) · airframe 18,354 hrs · 20,345 cycles

BATTERY FAILED CAPACITY CHECK.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 17,666 hrs · 19,589 cycles

DURING 4Y/2Y CHECK IN BNA FOUND FWD CABIN FLOOR SUPPORT ANGLE AT FS 294 LBL 18 IS CORRODED. REMOVED ANGLE, FAB'D NEW ANGLE AS PER SAMPLE USING BONDING AND JOGGLING PROCEDURES IAW SRM 51-20-20 AND 51-20-30. ALODINE, PRIMED AND PAINTED IAW SRM 51-20-42 AND 51-20-43. INSTALLED SUPPORT ANGLE REF SRM 51-40-21.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE) · airframe 17,666 hrs · 19,589 cycles

DURING 4Y/2Y CHECK IN BNA FOUND FWD CABIN FLOOR SUPPORT ANGLE AT FS 294 BL 0 IS CORRODED. REMOVED ANGLE, FAB'D NEW ANGLE AS PER SAMPLE USING BONDING AND JOGGLING PROCEDURES IAW SRM 51-20-20 AND 51-20-30. ALODINE, PRIMED AND PAINTED IAW SRM 51-20-42 AND 51-20-43. INSTALLED SUPPORT ANGLE REF SRM 51-40-21.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 17,665 hrs · 19,589 cycles

DURING 4Y/2Y CHECK FOUND GALLEY SEAT TRACK, P/N 7253721-459 AND PROFILE, P/N 7253721-495 ARE CORRODED. ITEMS ARE BEING REPLACED IAW SRM 51-40-21 AND 51-40-22.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 17,665 hrs · 19,589 cycles

DURING 4Y/2Y CHECK FOUND SEAT TRACK AT LBL 18.3 IS CORRODED, FROM FS 297 TO FS 310. DAMAGE IS BEING REPAIRED IAW SRM 53-70-60.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 17,665 hrs · 19,589 cycles

DURING 4Y/2Y CHECK FOUND SEAT TRACK AT BL 0, FROM FS 297 TO FS 310 IS CORRODED AND IS BEING REPAIRED IAW SRM 53-70-60.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 17,665 hrs · 19,589 cycles

DURING 4Y/2Y CHECK FOUND SEAT TRACK AT BL 0, FROM FS 621 TO FS 686 IS CORRODED OUT OF LIMITS IN 2 AREAS AND WILL BE REPAIRED IAW MESABA EOS53078.

Part: STRUCTURE — CORRODED (FUSELAGE) · airframe 17,665 hrs · 19,589 cycles

RT WRAP AROUND P/N 7253710-243, AT FS 294 IS CORRODED AND HAS BEEN REPLACED IAW SRM 51-40-21.

Part: SENSOR — MALFUNCTIONED (OIL TEMP) · airframe 17,360 hrs · 19,255 cycles

LEFT ENGINE OIL TEMP IS HIGH, BORDERING RED LINE. AIR RETURN TO MSP. MAINTENANCE REMOVED AND REPLACED LT OIL TEMP SENSOR P/N 4053T73P01, S/N ON EGNAN921, S/N OFF LWE79565, ALSO REPLACED LT OIL PRESS & TEMP INDICATOR P/N 522794, S/N ON 230, S/N OFF 9706634A. OPS CHECK GOOD.

Part: FIRE LOOP — MALFUNCTIONED (LT ENGINE) · airframe 16,839 hrs · 18,688 cycles

CLIMBING THRU 11.8K FT LT ENG FIRE INDICATION OCCURED WHILE PERFORMING MEMORY ITEMS FIRE INDICATION WENT OUT. WO PULLING FIRE HANDLE OR BLOWING BOTTLE AS STARTED THE QRH FIRE INDICATION REOCCURED. FIRE HANDLE PULLED AND BOTTLE BLOWN ALL INDICATIONS WENT OUT AT THAT TIME. FEW MINUTES LATER GOT ANOTHER INDICATION SO BLEW THE BOTTLES. MAINTENANCE REMOVED AND REPLACED SHORTED FIRE LOOP SEGMENT ON IB SIDE OF LT NACELLE. REMOVED AND REPLACED FIRE BOTTLES SEE TASK CARD 262107 FOR DETAILS. ALL WORK IAW 340 AMM CHAP 26 AND 72 SEE MM409 NR 093909 FOR DETAILS.

Part: LANDING LIGHT — INOPERATIVE (EXTERIOR) · airframe 16,544 hrs · 18,350 cycles

AIRCRAFT WAS EN ROUTE TO ABR FROM MSP AND THE CREW NOTICED NO LANDING LIGHTS WORKING. DISPATCH DECIDED TO TURN THEM AROUND, BECAUSE OF THE LOADS FROM ABR TO PIR. MAINTENANCE RELAMPED RT AND LT LANDING LIGHTS (P/N Q4681), OPS CHECK GOOD.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT) · airframe 16,544 hrs · 18,350 cycles

EMERGENCY POWER SUPPLY P/N 501-1712-02, S/N 1603 FAILED SCHEDULED CAPACITY CHECK. MAINTENANCE REPLACED 2 EACH CELL PACKS P/N 549-1324-06. UNIT PASSES CMM CHECKS. AIRCRAFT RETURNED TO SERVICE 8/11/04.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHT)

EMERGENCY POWER SUPPLY P/N 601-1713-02, S/N 1603 PAPS CIRCUIT BREAKER. MAINTENANCE REPLACED BOTH BATTERY PACKS P/N 549-1321-06 AND PCB P/N 542-2616-06. UNIT PASSES CMM CHECKS RETURNED TO SERVICE 12/9/04.

Part: SWITCH — FAILED (EMERGENCY LIGHT)

EMERGENCY LIGHTS INOP, WILL WORK WITH BATTERY POWER AND EXTERNAL BUT NOT INDEPENDENT. FOUND COCKPIT SWITCH BAD. REPLACED SWITCH ASSY. DURING COMPLETION OF OPS CHECK CARD 335003, FOUND 24LN FAILED. REPLACED P/N 3301-51, S/N ON 2148. ALL CHECKS GOOD.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHT) · airframe 16,329 hrs · 18,142 cycles

EMERGENCY POWER SUPPLY P/N 3301-51, S/N 2036 CAUSES LIGHT TO BE INOP. REPLACED CONVERTER V2. PASSED CMM TESTS. A/C RETURNED TO SERVICE 7/8/04.

Part: CONTROL MODULE — MALFUNCTIONED (DEICE SYSTEM) · airframe 16,122 hrs · 17,904 cycles

RIGHT INTAKE LIGHT ILLUMINATED CYCLED ON AND OFF AFTER TAKEOFF. AIR RETURN TO MSP. MAINTENANCE REMOVED AND REPLACED DEICE CONTROL MODULE PER AMM 30-20-15 P/N 44730-501, S/N ON A00012, S/N OFF A00432.

Part: FIRE DETECTOR — SHORTED (LT ENGINE) · airframe 15,792 hrs · 17,530 cycles

LEFT FIRE DETECT FAIL CWP LIGHT IS ON. AFTER START LEFT FIRE DETECT FAIL LIGHT REMAINED ILLUMINATED. MAINTENANCE TROUBLESHOT PER SF3 MM 26-11-00-1 (FAULT ISOLATION 102). FOUND SHORT TO GROUND AT FIRE LOOP SENSOR 11WG. CLEANED MUCH DEBRIS FROM CENTER PIN ON EACH END OF LOOP. RE-INSTALLED, ALL CHECKS GOOD PER 26-11-00-5. LEFT FIRE DETECT FAIL TEST GOOD. LEFT FIRE TEST GOOD. A/C OK FOR SERVICE.

Part: COVER — DISLODGED (EMERGENCY EXIT)

FWD EMERGENCY EXIT COVER FOUND LAYING ON SEAT. MX RESAFTIED COVER SECURELY.

Part: MODULE — FAILED (DE-ICE SYSTEM) · airframe 15,450 hrs · 17,159 cycles

EN ROUTE TO STC W INBOARD LIGHT ILLUMINATED ON IT'S OWN FOLLOWED QRH LIGHT STAYED ON. AIR RETURN TO MSP. MAINTENANCE OHM CHECKED DUCT MATS AND THERMISTORS, OHM CHECKS GOOD. REMOVED AND REPLACED DEICE MODULE, PERFORMED 20 MIN OPS CHECKS, OPS CHECKS GOOD P/N 44730-501, S/N OFF A00072, S/N ON A00581.

Part: WARNING LIGHT — FALSE INDICATION (INTAKE HEAT)

DURING FLIGHT 2999/2798, RT INTAKE HEAT LIGHT ILLUMINATED AFTER TAKEOFF. AIR RETURN TO DTW. MAINTENANCE PERFORMED VISUAL INSPECTION OF ALL DUCTING. NO DEFECTS NOTED. PERFORMED 1 HOUR GROUND RUN OF SYSTEM WITH NO FAULTS NOTED. COULD NOT DUPLICATE DISCREPANCY. ALL CHECKS GOOD. REF SAAB AMM CH 30/71.

Part: GENERATOR — MALFUNCTIONED (LEFT)

DURING FLIGHT 3145, LEFT DC GEN FELL OFF LINE. AIR RETURN TO MSP. MAINTENANCE REPLACED LEFT GENERATOR P/N 23080-031, S/N OFF 7182, S/N ON 3406 IAW MAL JC 243103.

Part: PUMP — FAILED (HYD SYSTEM)

ON FINAL INTO DTW ON FLIGHT 3315, WITH SELECTED GEAR DOWN, HYDRAULIC CAUTION ILLUMINATED ONLY THE NOSE GEAR WAS DOWN. NOTED MAIN HYDRAULIC PRESSURE LOW AND ALL OTHER NORMAL. RAN QRH CHECK LIST, GOT THREE GREEN NORMAL LANDING FOLLOWED HYDRAULIC PUMP DOES NOT RUN IN AUTO OR OVRD. MAINTENANCE REMOVED AND REPLACED HYDRAULIC PUMP ASSEMBLY. ALL CHECKS GOOD AT THIS TIME.

Part: ODOR — DETECTED (CABIN)

ENROUTE TO OMA RT AC SYSTEM BLOWING AN OILY ODOR INTO CABIN - COULD NOT DUPLICATE PROBLEM.

Part: HOUSING — CRACKED (CABIN)

DURING OPS CHECK OF EMERGENCY LIGHT SYSTEM, MAINTENANCE NOTED MOST FWD PSU EMERGENCY LIGHTS INOP. MAINTENANCE FOUND BULB HOUSING CRACKED. REMOVED AND REPLACED MOST FWD EMERGENCY COVE LIGHT ASSY. OPS CHECK GOOD.

Part: SOCKET — BROKEN (PSU)

EMERGENCY LIGHT SOCKET AT SEAT 10A IS BROKEN. MAINTENANCE REMOVED PSU PANEL AND INSTALLED SERVICEABLE PSU PANEL P/N 2LA007466-07 IAW SAAB AMM 20-10-00. OPS CHECK GOOD.

Part: SKIN — DENTED (FUSELAGE)

FOUND DURING C-CHECK, RT SIDE OF FUSELAGE HAS A CLUSTER OF DENTS IN CLOSE PROXIMITY BETWEEN STA 339, AND STA 363 AND BETWEEN STRINGERS SL1615, AND SL1617. REFER TO CELSIUS W/O 19347, TASK 2517, AND SAAB STATEMENT 340SDS001021. MAINTENANCE CHECK LIMIT, FOUND DENTS OUT OF ALLOWABLE LIMIT REF SAAB SRM 51-10-10. PERFORM NDT: EC AND BOND TEST NDT PER FFVNDT006EC AND 004UT BOND, NO CRACKS, NO DISBONDS. REMOVED EXISTING REPAIR IAW SAAB STATEMENT 340SDS001021. INSTALLED REPAIR, SEALED AND TOPCOATED REMAINING DENTS ARE ACCEPTED AS IS REF SAAB EO 340SDS001021.

Part: CARGO TRACK — CORRODED (CARGO BAY)

FOUND DURING C-CHECK, CARGO AREA SEAT TRACK BL-0 FLOOR PANEL FLANGES AND IB SIDE AT FLOOR PANEL 171DZ STA 622.0 THRU STA 686.0 HAVE CORROSION. REFER TO CELSIUS W/O 19347, TASL 1511 AND SAAB STATEMENT 340SDS001037. MAINTENANCE REMOVE CORROSION, CHECK LIMIT. REMOVED CORROSION IN CARGO AREA AT BL-0 FROM STA 622 TO 686 IAW SRM 51-70-40. SEVERAL AREAS OF MATERIAL IS OUT OF ALLOWABLE LIMITS. FABRICATED L-ANGLE PER PRINCIPLES OF SRM 53-70-60, ALODINED, PRIMED AND TOPCOATED PER SRM 51-20-42/43. INSTALLED REPAIR ANGLE IAW SAAB SRM 53-70-60. REMAINING AREAS, ARE ACCEPTED AS IS REF EO 340SDS001037, APPLIED AVIVO TO SEAT TRACK FLANGES IAW EO340SDS001037.

Part: SEAT TRACK — CORRODED (CABIN)

FOUND DURING C-CHECK, CARGO AREA SEAT TRACK LBL18.3 FLOOR PANEL FLANGES HAVE CORROSION AT STA 622.0 THRU STA 686.0 REFER TO CELSIUS W/O 19347, TASK 1510, AND SAAB STATEMENT 340SDS001037. MAINTANENCE REMOVED CORROSION AND CHECK LIMIT. REMOVED CORROSION IN CARGO AREA LBL18.3 STA 622 - 686 IAW SRM 51-70-40. SEVERAL AREAS OF MATERIAL OUT OF LIMITS REF SRM 51-10-10. ALODINED, PRIMED AND TOPCOATED IAW SRM51-20-42/43. MATERIAL REMOVED ARE ACCEPTED AS IS REF SAAB EO 340SDS001037.

Part: DOUBLER — SEPARATED (FUSELAGE)

FOUND DURING C-CHECK, RT ICESHIELD IS LIFTING AT SL 1615. REFER TO CELSIUS W/O 19347, TASK 2544, AND SAAB EO 340SDS001021. MAINTENANCE REMOVED AND REPLACED, CHECKED FOR HIDDEN DAMAGE. REMOVED ICESHIELD AND CLEANED AREA IAW SRM 53-70-10. FABRICATED NEW ICESHEILD REF: SRM 53-70-10, PREPED, INSTALLED IPM12 030 AND SEALED REF: SRM 53-70-10. FOR PAINT SEE W/O 19347, TASK 2515. DENTS WITHIN LIMIT REF SRM 51-10-10 AND ACCEPTED AS IS REF SAAB EO 340SDS001021 NDT PERFORMED.

Part: SKIN — DENTED (FUSELAGE)

FOUND DURING C-CHECK, LOWER TAIL IS DENTED AT 4 PLACES BETWEEN STA 827 THRU STA 853. REFER TO CELSIUS W/O 19347, TASK 3503 AND SAAB STATEMENT 340SDS001037. MAINTENANCE CHECKED LIMIT. FOUND 1 EACH DENT WITHIN LIMIT, FOUND 3 EACH DENT OUT OF ALLOWABLE LIMIT REF SRM 51-10-10, PERFORM NDT: NDT PER FFVNDT006EC NO CRACKS NOTED. FABRICATE REPAIR DOUBLER, LAY OUT RIVET PATTERN AND DRILLED IAW SRM 53-90-10. TREAT AND PRIME IAW SRM 51-10-30 AND SAAB EO 340SDS001037. INSTALLED DOUBLER IAW SRM 51-40-21 FOR PAINT SEE W/O 19347, TASK 2515 IPM12 ITEM 31, REMAINING DENTS ACCEPTED AS IS REF SAAB EO 340SDS001037.

Part: STRINGER — DAMAGED (FUSELAGE)

FOUND DURING C-CHECK, LOWER ROW OF RIVETS ON PREVIOUS REPAIR LOCATED ON RT SKIN AT STA 39 IS INSTALLED IN THE EDGE OF STRINGER-IMPROPER EDGE DISTANCE. REFER TO CELSIUS W/O 19347, TASK 2631 AND SAAB STATEMENT 340SDS001021. MAINTENANCE REMOVE REPAIR PATCH FOR FURTHER EVALUATION REQ 337 FORM. REMOVED REPAIR FOR FURTHER INSPECTION OF AREA IAW SRM 51-10-00 PERFORM NDT: EC AND BOND TEST NDT PER FFVNDT006EC &004UT BOND NO CRACKS, NO DISBONDS. FABRICATED STRINGER REPAIR AND FILLER FROM 2024T3 .050, ALODINED/PRIMED IAW SRM 51-20-42/43 AND INSTALLED REF SAAB EO 340SDS001021, EXTERNAL DAMAGE IS REPAIRED UNDER W/O 19347 TASK 2517-DOUBLER REPAIR.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE)

FOUND DURING C-CHECK, CORROSION ON IB FLOOR SUPPORT FLANGE ON SEAT TRACK AT LBL 18.3 THRU STA 630. REFER TO CELSIUS, W/O 19347, TASK 1525 AND SAAB STATEMENT 340SDS0010137. MAINTENANCE REMOVED CORROSION, CHECK LIMIT. CLEANED AREA IAW SRM 51-20-41, BLENDED OUT CORROSION IAW SRM 51-10-10. MATERIAL REMOVED IS OUT OF LIMITS IN SEVERAL AREAS AS MARKED IAW SRM 53-70-60. REMOVED FWD CLIP, IAW SRM 51-40-21, FABRICATED NEW CLIP, ALODINED, PRIMED AND PAINTED IAW SRM 51-20-42/43, INSTALLED IAW SRM 51-40-21/23.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE)

FOUND DURING C-CHECK, CORROSION ON LT FLOOR SUPPORT FLANGE ON SEAT TRACK AT BL-0 STA 294 THRU STA 413. REFER TO CELSIUS W/O 19347, TASK 1526. MAINTENANCE REMOVED CORROSION AND CHECK LIMIT. REMOVED CORROSION IAW 51-70-40 MATERIAL REMOVED IS OUT OF LIMITS IAW SRM 53-70-60. REMOVED FWD CLIP IAW SRM 51-40-21, FABRICATED NEW ANGLE IAW SRM 51-20-20/30, ALODINED, PRIMED AND PAINTED IAW SRM 51-20-42/43. INSTALLED IAW SRM 51-40-21/23. REMAINING AREA WITHIN ALLOWABLE LIMIT REF SRM 53-70-60.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE)

FOUND DURING C-CHECK, FLOORBOARD FLANGE FOR PANEL 122 DZ HAS CORROSION. REFER TO CELSIUS W/O 19347, TASK 2574. MAINTENANCE FABRICATED NEW FLANGE PER SAMPLE SAME AS ORIGINAL MATERIAL. ALODINED, AND PRIMED IAW SRM 51-20-42 & 51-20-43. TOPCOATED IAW SRM 51-20-43.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE)

FOUND DURING C-CHECK, CORROSION ON FLOOR SUPPORT FLANGE LBL 33 STA 376. REFER TO CELSIUS W/O 19347, TASK 1518. MAINTENANCE REMOVED CORROSION, CHECK LIMIT. REMOVED CORROSION IAW SRM 51-70-40 MATERIAL REMOVED IS OUT OF LIMITS IAW SRM 51-10-10. FABRICATED REPAIR ANGLE IAW SRM 51-40-40, TREATED AND PRIMED REPAIR ANGLE IAW SRM 51-20-42/43, INSTALLED REPAIR ANGLE WET IAW SRM 51-40-21, PRIMED AND TOPCOATED IAW SRM 51-21-42/43.

Part: FLOOR SUPPORT — CORRODED (FUSELAGE)

FOUND DURING C-CHECK, FLOORBOARD FLANGE AT STA 258.0 FOR FLOOR PANEL 121AZ HAS CORROSION. REFER TO CELSIUS W/O 19347, TASK 2572. MAINTENANCE REMOVED CORROSION, CHECK LIMIT. REMOVED FWD FLANGE AT STA 258 IAW SRM 51-40-21, BLENDED OUT CORROSION IAW SRM 51-10-10/MATERIALS REMOVED IS OUT OF LIMITS IAW SRM 51-10-10. FABRICATED NEW FWD ANGLE IAW SRM 51-20-20/30. ALODINED, AND PRIMED PAINTED, IAW SRM 51-20-42/43. INSTALLED IAW SRM 51-40-21.

Part: WEB — CORRODED (FUSELAGE)

FOUND DURING C-CHECK, CORROSION ON WEB AT STA 294.0 REFER TO CELSIUS W/O 19347, TASK 2566. MAINTENANCE REMOVED CORROSION AND CHECK LIMIT. REMOVED WEB AT STA 294 IAW SRM 51-40-21. MATERIAL IS OUT OF LIMITS REF SRM 51-10-10, LOCATED AND DRILLED COUNTERSANK NEW WEB IAW SRM 51-40-40. INSTALLED NEW WEB IAW SRM 51-40-21/23, P/N 7253721-439.

Part: SKIN — DENTED (FUSELAGE)

FOUND DURING C-CHECK, RT FUSELAGE HAS SEVERAL DENTS BETWEEN STA 339 THRU STA 363, AND SL1618 THRU SL1622. REFER TO CELSIUS W/O 19347, TASK 2518, AND SAAB EO STATEMENT 340SDS001021. MAINTENANCE CHECK LIMITS, FOUND TO BE OUT OF ALLOWABLE LIMIT REF SAAB SRM 51-10-10. PERFORM NDT: EC AND BOND TEST. NDT PER FFV. NDT006 & 004 EC & UT NO CRACKS, NO DISBONDS, DENTS ARE ACCEPTED AS IS REF SAAB ENGINEERING STATEMENT 340SDS001021.

Part: LEAD — BROKEN (DC GENERATOR)

LEFT DC GENERATOR CAUTION LIGHT ILLUMINATED COMPLETED QRH, GEN LIGHT REMAINS OFF LINE. CREW RETURNED TO MSP. MAINTENANCE FOUND BROKEN LEAD RECRIMPED AS REQUIRED, RAN AC, OPS CHECK GOOD.

Part: INDICATOR — FLUCTUATES (LT ENGINE ITT)

LEFT ENGINE ITT FLUCTUATES AT LEAST 10C DURING ALL POWER RANGES. MAX SPIKE 55C. SPIKES TENDED TO GET LARGER AS THE FLIGHT WENT ON. TORQUE FLUCTUATION ACCOMPANIED ITT FLUCTUATIONS. MAINTENANCE REPLACED LT ITT INDICATOR P/N 10227N01TOO. OPS CHECK OFF. LT ENGINE NOTED NO ITT FLUCTUATIONS AT THIS TIME. ALL CHECK GOOD.

Part: DEICE MODULE — FAILED (LT ENGINE)

LEFT ENGINE ANTI-ICE INTAKE LIGHT ILLUMINATED IN FLIGHT, CONSISTENT CYCLING APPROXIMATELY EVERY 12 SECONDS AT POWER SETTINGS ABOVE 60 PERCENT, WITH REDUCED POWER SETTINGS ON ARRIVAL, LIGHT DID NOT ILLUMINATE. LIGHT DID NOT ILLUMINATE FOR APPROX 2 MINUTES AFTER ORIGINALLY SELECTING ENGINE ANTI-ICE ON. MAINTENANCE REPLACED LEFT ENGINE DE-ICE MODULE. RAN AIRCRAFT AT 70 PERCENT FOR 10 MINUTES ALL CHECKS GOOD IAW ACT MM 30-21-03.

Part: DEICE MODULE — FAILED (LT ENGINE)

LEFT INTAKE HEAT INOP, LIGHT CAME ON WHEN ENTERING PRECIP. RETUNRED TO DTW. MAINTENANCE REPLACED LEFT DE-ICE MODULE, CLEANED ALL CANNON PLUGS AND TEST PLUG. GROUND RAN AIRCRAFT IAW SF340MM POM, ALL TORQUE SETTINGS AND ANTI-ICE CONFIGURATIONS TRIED. OPS CHECK GOOD. TEST FLIGHT SATISFACTORY. ALL CHECKS GOOD.

Part: INDICATOR — MALFUNCTIONED (LT ENGINE)

APPROX. 3 MINUTES AFTER SELECTING ENGINE INTAKE HEAT ON, THE LEFT INTAKE LIGHT ILLUMINATED, COMPLETED QRH. 2 SECONDS AFTER RESELECTING LEFT INTAKE LIGHT ILLUMINATED AGAIN. NO CB'S WERE POPPED WITH LEFT ENGINE ANTI-ICE ON ALL ENGINE INDICATIONS INDICATED THAT THE SYSTEM WAS OPERATING NORMALLY. LEFT INTAKE LIGHT REMAINED ON CONTINOUSLY WITH LEFT ENGINE ANTI-ICE SWITCHED IN THE ON POSITION. MAINTENANCE CLEANED CANNON PLUGS ON SHOEBOW AND SWAPPED THERMISTERS. RAN AIRCRAFT PER SF340 MM CHAP 30, ALL CHECKS GOOD AT THIS TIME.

Part: INDICATOR — MALFUNCTIONED (LT ENGINE)

LEFT INTAKE LIGHT ILLUMINATED DURING CLIMB-OUT, RAN QRH AND LIGHT ILLUMINATED SEVERAL SECONDS AFTER TURNING SWITCH BACK ON, CHECKED CB'S AND RESET, NO GOOD. LIGHT WENT OUT BY ITSELF AND ILLUMINATED AGAIN WITHIN 1 MINUTE, VISUAL INSPECTION FROM COCKPIT SHOWED THAT NO ICE WAS FORMING WHEN WE DID GET SOME, ALL ENGINE INDICATIONS ON THAT SIDE SHOWED INTAKE WAS HEATING PROPERLY. RETURNED TO DTW. MAINTENANCE RAN AIRCRAFT FOR OVER 15 MINUTES, NO LIGHTS ILLUMINATED ON LEFT INTAKE. ALL CHECKS GOOD.

Part: SEAL — FAILED (NLG ACTUATOR)

PREMATURE FAILURE OF GLAND SEAL. PART HAD 5,945 CSN ON 24,000 CYCLE OVERHAUL SCHEDULE. PART WAS BUILT NEW 2Q97, MFG OF APPLIANCE AND SEAL HAS BEEN NOTIFIED.

Part: CONTROL PANEL — FAILED (AUTO PILOT)

SMOKE IN COCKPIT, DECLARED AN EMERGENCY, LANDED, SMOKE DISSIPATED, NORMAL SHUTDOWN. AUTO PILOT CIRCUIT BREAKER IS POPPED. MAINTENANCE FOUND FO'S GA WIRING IN RIGHT PL SHORTED, STOWED WIRES AND PULLED AND COLLARED CAPTAIN'S AND FO'S AP CB'S. MAINTENANCE REPLACED CONTROL QUADRANT IAW SF340 CHAP 76. ALL CHECKS GOOD.

Part: MOTOR — FAILED (AIR COND SYS)

CREWS REPORTED SMOKE IN CABIN 12 MINUTES AFTER SHUTDOWN, SMOKE APPEARED NEAR FLOOR. MAINTENANCE RAN ALL AIRCRAFT SYSTEMS, FOUND SUPPLEMENTAL AIR CONDITION INOP, PULLED CENTER AISLE FLOOR BOARDS. APPEARS SUPPLEMENTAL AIR CONDITIONER MOTOR HAS BURNT SMELL. MAINTENANCE DEFERRED SUPPLEMENTAL AIR CONDITIONER IAW MEL 25-60-5-12.

Part: BLEED LINE — CRACKED (LT ENGINE)

DURING TAKEOFF, NOTED FOD ON RUNWAY, AFTER TAKEOFF TEMP INSIDE AIRCRAFT WAS RISING AS WAS ITT ON LEFT ENGINE, FOLLOWED QRH, RESET BLEEDS YET TEMP WAS RISING. RETURNED TO MSP. MAINTENANCE COMPLETED COLD AND HOT SECTION AND INLET BOROSCOPE INSPECTION PER TASK CARD 723802, 724402, AND 724403. FOUND NO FOD NOR NOTICEABLE DAMAGE TO ENGINE. INSPECTED BLEED DUCTS FOUND HP BLEED LINE FLANGE CRACKED, REPLACED LINE. OPS CHECK GOOD.

Part: CONNECTOR — DIRTY (LAVATORY)

EN ROUTE FROM BMI, THE LAV SMOKE ANNUN LIGHT CAME ON, NO SMOKE WAS PRESENT. MAINTENANCE CLEANED DUST FROM AROUND ENTIRE INSIDE AREA OF LAVATORY, AROUND LAV SMOKE DETECTOR, CLEANED OFF CANNON PLUG AND RE-SECURED. OPS CHECK GOOD.

Part: COVER — MISSING (RT ENGINE)

AFTER TAKEOFF APPROX 300-400 FT, THE RIGHT ENGINE OIL PRESSURE WARNING ILLUMINATED PROCEEDED WITH QRH CHECK LIST. WHILE IN THAT CHECK LIST, ENGINE FAILED. COMPLETED QRH AND RETURNED TO MSP. ENGINE OIL PRESSURE WAS INDICATING 0 PSI. ON POST FLIGHT, OIL ON NACELLE AND COMING OUT OF ENGINE. MAINTENANCE INSPECTED AND FOUND AXIS-A COVER OR RADIAL DRIVE SHAFT COVER DISLODGED, RESULTING IN OIL LOSS. MAINTENANCE REPLACED RIGHT ENGINE AND CLEARED ALL DISCREPANCIES NOTED DURING ENGINE CHANGE. ALL LEAK AND OPS CHECKS GOOD PER 71-00-00. PERFORMED GPA RUNS AND BREAKIN RUNS. ALL RUNS CHECKED GOOD PER 71-00-00 AND 72-00-00.

Part: SWITCH — FAILED (LANDING GEAR)

LANDING GEAR WOULD NOT COME DOWN, GOT INTRANSIT LIGHT BUT NO GEAR DOWN INDICATION. LANDING GEAR CONTROL BREAKER POPPED. PERFORMED EMERGENCY GEAR EXTENSION, GEAR CAME DOWN WITH 3 GREENS. UPON LANDING IN DTW, NO NOSE WHEEL STEERING. MAINTENANCE INSPECTED LANDING GEAR, FOUND CB F-7 POPPED. RESET CB, TAPED UP MAIN GEAR DOOR AND INSTALLED ALL THREE LANDING GEAR PINS, OPS CHECKING NOSE STEERING SYSTEM, OPERATES NORMALLY. MAINTENANCE REPLACED SWITCH 5GB. ALL NECESSARY OPS CHECK GOOD IAW SF340 AMM.

Part: RELAY — FAILED (LANDING GEAR)

DURING FLIGHT, GEAR WOULD NOT COME DOWN WHEN SELECTED. CREW PERFORMED EMERGENCY EXTENSION. LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED RELAY AND RELAY SOCKET 156A, ALL CHECKS GOOD.

Part: TEMP SWITCH — FAILED (RT RT NACELLE)

DURING TAXI OUT, THE RIGHT TAIL PIPE HOT LIGHT ILLUMINATED. AIRCRAFT RETURNED TO BLOCK. MAINTENANCE MEGGED TEMP PROBES AND REPLACED THE LOWER INBOARD TEMP SWITCH IN THE RIGHT NACELLE. SYSTEM CHECKS GOOD.

Part: HEAT SENSOR — DIRTY (RT ENGINE)

PRIOR TO TAKEOFF, THE RIGHT TAILPIPE HOT LIGHT ILLUMINATED. AIRCRAFT RETURNED TO THE GATE. MAINTENANCE INSPECTED AND CLEANED AFT HEAT SENSING UNIT OF RIGHT TAILPIPE, RUNS CHECK GOOD.

Part: INLET DUCT — FAILED (RT ENGINE)

FLT 3112 - OUTBOUND OUT OF DTW, RIGHT ENGINE INTAKE HEAT CYCLING EVERY 30 SECONDS. DUE TO WEATHER, AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED LOWER INLET DUCT. ALL CHECKS GOOD. (X)