N438XJ

Part: BATTERY PACK — FAILED (EMERGENCY LIGHT) · airframe 27,022 hrs · 30,022 cycles

DURING OPS TEST OF EMERGENCY LIGHTING SYS FOUND BATTERY PACK 21LN FAILED. R & R POWER SUPPLY.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 26,798 hrs · 29,752 cycles

EMERGENCY LIGHT 3LN INOP. REPLACED EMERGENCY POWER SUPPLY 24LN.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 26,238 hrs · 29,061 cycles

DURING FUNCTIONAL TEST OF EMERGENCY BATTERY PACKS FOUND BATTERY PACK 24LN FAILED THE TEST. REPLACED BATTERY PACK 24LN.

Part: SKIN — DAMAGED (FUSELAGE) · airframe 25,141 hrs · 27,810 cycles

NOTED DENTS AND PUNCTURES IN BELLY PANEL 193AL. REPAIRED IAW S51031.

Part: SKIN — CHAFED (RT WING TE FLAP) · airframe 25,141 hrs · 27,810 cycles

RT FLAP UPPER SURFACE IS CHAFED AT VERY INBD SIDE AT WS 42.3. REPAIRED IAW S51031.

Part: SKIN — DEBONDED (TE FLAP) · airframe 25,141 hrs · 27,810 cycles

RT FLAP UPPER SKIN PANEL 641AT HAS A DISBONDED DENT. REPAIRED IAW S57252.

Part: FRAME — CHAFED (BS 608) · airframe 25,141 hrs · 27,810 cycles

FRAME STA 608 INNER FLANGE WAS FOUND CHAFED AT SL 1601, MEASURING .375 BY .018 DEEP AND AT FRAME STA 677 INNER FLANGE WAS FOUND DENTED AT SL 1620, MEASURING 1 BY .75 BY .042 DEEP. REPAIRED IAW S53695 AND S53152.

Part: SKIN — DENTED (LT WING TE FLAP) · airframe 25,141 hrs · 27,810 cycles

LT FLAP PANEL 541AT HAS 2 DENTS JUST AFT OF CHAFE STRIP NR 7. REPAIRED IAW S57060.

Part: FRAME — CHAFED (BS 339) · airframe 25,141 hrs · 27,810 cycles

RT CABIN FRAME STA 339 INNER FLANGE REINFORCEMENT ANGLE WAS FOUND TO HAVE 6 CHAFES FROM SL 1616 -1617 AND RT CABIN FRAME STA 363 INNER FLANGE REINFORCEMENT ANGLE WAS FOUND TO HAVE A CHAFE AT SL 1605. REPAIRED IAW S53694, S53696 AND S53152.

Part: SKIN — MISREPAIRED (BS 339-351) · airframe 25,141 hrs · 27,810 cycles

NOTED AN EXISTING RT FUSELAGE REPAIR BETWEEN STA 339-351 ALONG SL1622 WAS FOUND TO HAVE 25 UNDERSIZE RIVETS. REPAIRED IAW S53692.

Part: SKIN — DENTED (RT ELEVATOR) · airframe 25,141 hrs · 27,810 cycles

UPPER SKIN OF RT ELEVATOR L/E HAS A DENT 25.63 FROM INBD EDGE AND 3.25 FROM T/E. REPAIRED IAW S51031.

Part: SKIN — MISREPAIRED (FUSELAGE) · airframe 25,141 hrs · 27,810 cycles

NOTED AN EXISTING RT FUSELAGE REPAIR BETWEEN STA 329-339 ALONG SL1615 WAS FOUND TO HAVE 18 UNDERSIZE RIVETS. REPAIRED IAW S53691.

Part: SKIN — MISREPAIRED (BS 351-363) · airframe 25,141 hrs · 27,810 cycles

NOTED AN EXISTING LT FUSELAGE REPAIR BETWEEN STA 351-363 ALONG SL 1504 WAS FOUND TO HAVE 13 UNDERSIZE RIVETS, OF WHICH THE AFT MOST RIVET HAS REDUCED EDGE DISTANCE. REPAIRED IAW S53690.

Part: SEAT TRACK — CORRODED (BS 294) · airframe 25,141 hrs · 27,810 cycles

RT AISLE SEAT TRACK HAS CORROSION OVER PREVIOUS REPAIR JUST AFT OF FWD WRAP AROUND AT STA 294. REPAIRED IAW S53342.

Part: SEAT TRACK — CORRODED (BS 627-630) · airframe 25,141 hrs · 27,810 cycles

NOTED SEAT TRACK AT LBL 18.3, BETWEEN STA627-630 HAS CORROSION. REPAIRED IAW S53078.

Part: SEAT TRACK — CORRODED (BS 294) · airframe 25,141 hrs · 27,810 cycles

NOTED LT AISLE SEAT TRACK HAS CORROSION OVER PREVIOUS REPAIR JUST AFT OF FWD WRAP AROUND AT STA 294. REPAIRED IAW S53342.

Part: UNKNOWN — ODOR (CABIN) · airframe 24,699 hrs · 27,346 cycles

POPPING SOUND IN-FLIGHT, AND THEN NOTICED AN ODOR. TESTED, NO FAULTS FOUND.

Part: POWER SUPPLY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 24,229 hrs · 26,870 cycles

DURING OPERATIONAL CHECK OF EMERGENCY LIGHTS FOUND OVERWING DOOR EXIT LIGHTS INOP. FOUND POWER SUPPLY AT 23LN INOPERATIVE. REMOVED AND REPLACE EMERGENCY POWER SUPPLY, OPS CHECKS WERE GOOD.

Part: LINE — LEAKING (FUEL SYSTEM) · airframe 22,641 hrs · 25,000 cycles

UPON POWER REDUCTION FOR DESCENT, SUDDEN FUEL AND/OR BURNING ODOR. FOUND SMALL FUEL LEAK AT LINE CONNECTION TO THE FUEL/OIL HEATER, REPLACED O-RING AT FITTING. REMOVED AND REPLACED RT HMU.

Part: CONNECTOR — DISCONNECTED (LT MLG) · airframe 20,298 hrs · 22,281 cycles

LT MAIN GEAR INDICATION DID NOT SHOW DOWN AND LOCKED. INTRANSIT LIGHT WENT OUT WITH NOSE AND RT MAIN GEAR DOWN. FOLLOWED QRH. FOUND LT GEAR DOWNLOCK CONNECTOR TO BE DISCONNECTED. RECONNECTED CONNECTOR, COMPLETED OPS CHECKS.

Part: CONNECTOR — DIRTY (WARNING LIGHT) · airframe 19,719 hrs · 21,617 cycles

AVIONICS SMOKE LIGHT ILLUMINATED IN FLIGHT. CLEANED LENS AND CONNECTOR. OPS CHECK OK.

Part: RELAY — MALFUNCTIONED (AUTOCOARSEN) · airframe 19,516 hrs · 21,394 cycles

LEFT HAND ENGINE SHUTDOWN ON FINAL AT APPROXIMATELY 1000 FT. OPS CHECK OF AUTO COARSEN SYSTEM GOOD. FOR PRECAUTION REMOVED AND REPLACED RELAY 68KF, REMOVED AND REPLACED AUTO COARSEN SWITCHER UNIT P/N 8581, S/N OFF 362, ON 353. REMOVED AND REPLACED LT & RT AUTO COARSEN P3 SWITCHES P/N 1103P0620. REMOVED AND REPLACED AUTO COARSEN COMPUTER P/N 8542M2, S/N OFF 535, ON 560. OPS TEST OF AUTO COARSEN SYSTEM GOOD. REF MM409 NR 271258 FOR DETAILS.

Part: DOOR FRAME — CORRODED (FUSELAGE) · airframe 19,379 hrs · 21,252 cycles

COCKPIT DOOR POST, AT LBL 10.5 IS CORRODED OUT OF LIMITS. THE DAMAGE HAS BEEN REPAIRED IAW MESABA EO S53185. REF EAMS WORK ORDER 214210 TASK 1517.

Part: STRUCTURE — CHAFED (LT NACELLE) · airframe 19,379 hrs · 21,252 cycles

LT NACELLE, LOWER INLET DECK IS CHAFED OUT OF LIMITS. THE DAMAGE HAS BEEN REPAIRED IAW MESABA EO S54095. REF EAMS WORK ORDER 214211 TASK 4503.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 19,379 hrs · 21,252 cycles

SEAT TRACK AT LBL 18.3, BETWEEN FS 297 AND 319 IS CORRODED OUT OF LIMITS. THE DAMAGE HAS BEEN REPAIRED IAW MESABA EO S53342. REF EAMS WORK ORDER 214210 TASK 1513.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 19,379 hrs · 21,252 cycles

THE SEAT TRACK AT BL 0 IS CORRODED OUT OF LIMITS AT FS 641. THE DAMAGE HAS BEEN REPAIRED IAW MESABA EO S53078. REF EAMS WORK ORDER 214210 TASK 2514.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 19,379 hrs · 21,252 cycles

THE SEAT TRACK AT BL 0 IS CORRODED OUT OF LIMITS BETWEEN FS 297 AND 305. THE DAMAGE HAS BEEN REPAIRED IAW MESABA EO S53342. REF EAMS WORK ORDER 214210 TASK 1515.

Part: ACM — MALFUNCTIONED (A/C BAY) · airframe 19,132 hrs · 20,983 cycles

WITH RT HP IN AUTO WE GOT AN UNUSUAL SMELL AND A LOUD NOISE IN CABIN AFTER LANDING. REPLACED RT ACM IAW MAL JC 215181 PN 776910-6 SN OFF 960333 SN ON 840814. OPS CHECK GOOD.

Part: CONTROL UNIT — MALFUNCTIONED (MLG) · airframe 18,608 hrs · 20,372 cycles

GEAR SEEMS TO WORK PROPERLY, BUT GEAR TRANSIT LIGHT STAYS ON WITH LEVER UP AND/OR DOWN. RETURNED TO MSP. FOUND LANDING GEAR CONTROL UNIT LAMPS TEST BUTTON STICKY. REPLACED LANDING GEAR CONTROL UNIT PN D494-10-001, SN OFF 204/07-87, SN ON 095/07-85 IAW AMM 21-31-05-02 AND COMPLETED GEAR SWINGS IAW AMM 32-30-00. ALL CHECKS GOOD.

Part: CONTROL UNIT — MALFUNCTIONED (MLG) · airframe 18,608 hrs · 20,372 cycles

UPON TAKEOFF FROM MSP, THE CREW RETRACTED THE LANDING GEAR AND HAD 3 GREEN AND THE GEAR INTRANSIT LIGHT ILLUMINATED. THE CAPTAIN STATED THAT THERE WAS NOTHING IN THE QRH FOR THIS PROBLEM. THE CREW EXTENDED THE LANDING GEAR AND THE AIRCRAFT RETURNED TO MSP. FOUND LANDING GEAR CONTROL UNIT LAMPS TEST BUTTON STICKY. REPLACED LANDING GEAR CONTROL UNIT P/N D494-10-001, S/N OFF 204/07-87, S/N ON 095/07-85 IAW AMM 21-31-05-02 AND COMPLETED GEAR SWINGS IAW AMM 32-30-00. ALL CHECKS GOOD.

Part: POWER SUPPLY — FAILED (EMERGENCY LIGHT) · airframe 18,380 hrs · 20,108 cycles

DURING EMERGENCY LIGHT CAP CHECK FOUND EMERGENCY POWER SUPPLY 20LN TO HAVE FAILED CAP CHECK. REPLACED POWER SUPPLY WITH SERVICEABLE UNIT. P/N ON/OFF 3301-51, S/N ON 1447, S/N OFF 2126.

Part: CONNECTOR — LOOSE (MLG) · airframe 17,830 hrs · 19,510 cycles

ON FIRST APPROACH INTO BJI GPWS ON SHORT FINAL WENT OFF TOO LOW GEAR. FOUND RT MAIN GEAR DOWN LOCK ACTUATOR CONNECTOR UNSECURED. RESECURED CONNECTOR.

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 17,143 hrs · 18,719 cycles

DURING 4Y/2Y CHECK IN BNA FOUND SEAT TRACK AT LBL 18.3 FROM FS 297 TO FS 319 IS CORRODED AND HAS BEEN REPAIRED IAW MESA EO S53060. REF. EAMS WORK ORDER 212646 TASK 1502

Part: SEAT TRACK — CORRODED (FUSELAGE) · airframe 17,143 hrs · 18,719 cycles

DURING 4Y/2Y CHECK IN BNA FOUND SEAT TRACK AT BL 0 FROM FS 297 TO FS 319 IS CORRODED AND HAS BEEN REPAIRED IAW MESABA EO S53060. REF: EAMS WORK ORDER 212645 TASK 2526

Part: DEICE SYSTEM — INOPERATIVE (TAIL) · airframe 16,305 hrs · 17,749 cycles

AIR RETURN DUE TO TAIL DEICE INOP. NO FURTHER INFORMATION AT THIS TIME.

Part: CONNECTOR — DAMAGED (MLG WW) · airframe 15,602 hrs · 16,969 cycles

ON FINAL WITH GEAR DOWN AND 3 GREEN LT MAIN GEAR LIGHT FLICKERED, GEAR LIGHTS REMAINED STEADY. WENT BACK TO VIS APPROACH AND RECYCLED GEAR, 3 GREEN ALL STEADY, NO PROBLEMS. LANDED. INTRANSIT LIGHT FUNCTIONED NORMALLY BEFORE, DURING, AND AFTER GEAR CYCLES/SWINGS. CREW DID NOT REPORT EMERGENCY BUT THE TOWER REPORTED EMERGENCY. MAINTENANCE REPLACED CONNECTOR 5GA-J1 IN LT GEAR WELL. REPLACED LANDING GEAR CONTROL BOX.

Part: ENGINE — SEIZED (RIGHT) · airframe 15,464 hrs · 16,837 cycles

RT CHIP DETECT LIGHT ILLUMINATED ENROUTE ON DESCENT ITT OVERTEMP LIGHT ILLUMINATED SO WE SHUT DOWN THE ENGINE. MAINTENANCE INSPECTED, CORE SEIZED UP. REMOVED AND REPLACED RT ENGINE SN/0N 785770, SN/OFF 785738 IAW TASK CARD 7100-310R, SEE WORK PACKAGE 10-13-04 FOR DETAILS.

Part: STARTER GEN — FAILED (LT ENGINE) · airframe 14,237 hrs · 15,517 cycles

THE LT STARTER FAILED DURING START. NO STARTER CUTOUT ON LEFT ENGINE, SAW SMOKE COMING OUT OF LEFT ENGINE INBOARD STARTER/GENERATOR VENT. MAINTENANCE VERIFIED DC STARTER/GENERATOR WAS INTERNALLY BURNED OUT, CAUSING SMOKE; NO OTHER FIRE OR DAMAGE EVIDENCE IN ENGINE NOTED. REPLACED LEFT DC STARTER/GEN P/N 23080-031, S/N ON-97381, S/N OFF-6925; ALSO REPLACED LEFT DC GCU, S/N ON-96582, S/N OFF-99700. RAN ENGINE, ALL CHECKS ARE GOOD.

Part: SKIN — DENTED (FUSELAGE) · airframe 14,151 hrs · 15,431 cycles

DURING INSPECTION IN LCQ, RIGHT ICE SHIELDS AND THREE EXISTING SKIN REPAIRS WERE REMOVED IN ORDER TO EVALUATE ALL DENTS, AND CUTOUTS. SIXTEEN NEW DENTS WERE FOUND, AND TWO OF THOSE WERE CUT OUT. TEN OF THE DENTS WERE TO CLOSE TO MEET SRM SPACING REQUIREMENTS. DOUBLER & TRIPLER REPAIR WAS INSTALLED TO STA 339 TO 351 IAW SAAB 340 SRM 53-70-10-2 & EO S53208. A/C RELEASE DATE 3/14/2004.

Part: SKIN — DENTED (FUSELAGE) · airframe 14,151 hrs · 15,431 cycles

DURING INSPECTION IN LCQ, FWD FUSELAGE AT STA 319 TO 307 HAS NUMEROUS DENTS. CUT OUT DAMAGED AREA, FABRICATED AND INSTALLED A DOUBLER AND TRIPLER REPAIR, FABRICATED AND INSTALLED ICE SHIELDS NR 5, 6, 7 & 8 IAW MESABA EO S53208. A/C RELEASE DATE 3/14/2004.

Part: SKIN — DENTED (FUSELAGE) · airframe 14,151 hrs · 15,431 cycles

DURING INSPECTION IN LCQ, LEFT FUSELAGE AT STA 351 WL 135 HAS A DENT. CUT OUT DAMAGED AREA, FABRICATED AND INSTALLED A DOUBLER REPAIR IAW MESABA EO S53005. A/C RELEASE DATE 3/14/2004.

Part: TRANSDUCER — FAILED (PGB OIL)

DURING FLIGHT 3119, RT PROP OIL PRESSURE FLUCUATED THEN DROPPED TO ZERO INFLIGHT. TEMPERATURE AND LIGHT OPERATED NORMAL. RT PROP OIL PRESSURE FLUCTUATION BETWEEN 0-200 PSI OCCASIONALLY STEADY AT 100 PSI IN THE GREEN ARC. THEN WENT TO PSI AND STAYED. AIR RETURN TO MSP. MAINTENANCE REPLACED RT PGB OIL PSI X-DUCER PER SAAB AMM 79-30-5-4 AND REMOVED AND RE-INSTALLED RT OIL FILTER PGB FOR ACCESS. LEAK AND OPS CHECK GOOD. ALSO OHMED WIRING AT RT INDICATOR TO X-DUCER CHECK GOOD.

Part: FITTING — DAMAGED (OXYGEN LINE)

AT 17,000 FT OXYGEN CWP CAME ON 02 GAUGE READ 800 PSI, DESCENT WAS INITIATED INTO MEM, AND 02 LEVEL CONTINUED TO DROP. MAINTENANCE REMOVED AND REPLACED TEE FITTING P/N 716955, AND CAPILLARY LINES P/N 803197-12 AND P/N 803197-47, LEAK AND OPS CHECK GOOD. A/C OK FOR CONTINUED SERVICE IAW SF3 AMM 35-11-00.

Part: PIN — DAMAGED (MLG)

UPON GEAR RETRACTION FLT 2951, FOUND GEAR PIN DETACHED FROM CLIP AND PIN LANYARD AND STILL IN NOSE GEAR. AIR RETURN TO DTW. MAINTENANCE FOUND GEAR PIN DETACHED FROM CLIP AND PIN LANYARD AND STILL IN NOSE GEAR. REMOVED AND REPLACED GEAR PIN, ALL CHECKS GOOD.

Part: PITOT LINE — CONTAMINATED (RIGHT)

DURING FLIGHT 3058, RT PITOT SYSTEM INDICATIONS ERRATIC. AIR RETURN TO DTW. MAINTENANCE REMOVED WATER FROM RT PITOT SYSTEM, ALL CHECK GOOD IAW SAAB MM CHAP 34.

Part: CONTROL VALVE — FAILED (T/E FLAP)

ON APPROACH OF FLIGHT 3250 INTO MQT, FLAPS WOULD NOT COME DOWN, VERY LITTLE BRAKING WAS USED DURING ROLLOUT. MAINTENANCE REMOVED AND REPLACED FLAP CONTROL VALVE AND REMOVED AND REPLACED FLAP CONTROLLER. ALL CHECKS GOOD AT THIS TIME.

Part: SQUAT SWITCH — DIRTY (MLG)

DURING FLIGHT 3338 CONFIG WARNING ILLUMINATED ON SHORT FINAL GEAR WAS 3 GREEN FLAPS AT 20 QRH CONSULTED. SECOND APPROACH INITIATED AND WAS UNEVENTFUL. TRIMS WERE IN GREEN ARC'S. MAINTENANCE CLEANED AND INSPECTED ALL SQUAT SWITCHES ON MAIN GEAR. PERFORMED CONFIG WARNING TEST. ALL CHECKS GOOD AT THIS TIME.

Part: ODOR — DETECTED (CABIN)

DURING FLIGHT 2745 THE F/A REPORTED A RUMBLE SOUND FROM FLOOR FOLLOWED BY AN ELECTRICAL SMELL. AC RETURNED TO GATE. MAINTENANCE RAN SUPPLEMENTAL AC FOR AWHILE, NO RUMBLING OR FUMES NOTED. OPS CHECK GOOD. RAN RECIRC FAN ON BOTH SETTINGS, NO DISCREPANCY, NO RUMBLING NOTED FOR THE DURATION OF ALL. OPS CHECK GOOD.

Part: ANGLE — CORRODED · airframe 8,928 hrs · 9,874 cycles

During 4K-Inspcection found frome Top Flange and Angle corroded on bottom Frame at Sta 258. Maintenance replaced corroded Angle PN 7253722-001 and performed repair to Top Flange IAW EO S53102.

Part: SEAT TRACK — CORRODED · airframe 8,928 hrs · 9,874 cycles

During 4K-check in CWA, found LH Center Aisle seat LBL 18.3 corroded. Mx Performed Repair from Sta 297 to 349 IAW EO S53060. Seat Track PN 7253799-383, Slice joint PN 7253799-379.

Part: CONTROL CABLE — CHAFED (AILERON) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, LT I/B FWD AILERON FUSELAGE CABLE IS CHAFED. MX REMOVED AND REPLACED LT I/B AILERON CABLE, P/N 7227105-623 IAW SF 340 AMM 27-11-15-4.

Part: CONTROL CABLE — CHAFED (AILERON) · airframe 8,928 hrs · 9,874 cycles

DURING 4-K CHECK IN CWA, RT O/B FWD AILERON FUSELAGE CABLE IS CHAFED. MX REPLACED RT O/B FWD FUSELAGE AILERON CABLE P/N 7227105-624.

Part: CONTROL CABLE — CHAFED (ELEVATOR) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, LT I/B ELEVATOR FWD FUSELAGE CABLE IS CHAFED. MX REPLACED LT I/B FWD ELEVATOR CABLE P/N 7227705-644 IAW SF340 AMM 27-31-15.

Part: CONTROL CABLE — CHAFED (RUDDER) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, LT RUDDER AFT SINGLE CABLE OF DUAL CIRCUIT I IS CHAFFED. MX REPLACED LT RUDDER AFT SINGLE CABLE CIRCUIT I P/N 7227105-582 IAW SF340 AMM 27-21-25-4.

Part: CONTROL CABLE — CHAFED (ELEVATOR) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, RT I/B FWD ELEVATOR FUSELAGE CABLE IS CHAFED. MX REPLACED RT I/B FWD FUSELAGE CABLE IAW SF340 AMM 27-31-15-4. P/N 7227705-644.

Part: CONTROL CABLE — CHAFED (RUDDER) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, LT O/B RUDDER CABLE OF DUAL CIRCUIT I IS CHAFED. MX REPLACED LT O/B RUDDER CABLE P/N 7227105-562 OF DUAL CIRCUIT I IAW SF340 AMM 27-21-25-4.

Part: CONTROL CABLE — CHAFED (AILERON) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, RT I/B AILERON FUSELAGE CABLE IS CHAFED. MX REPLACED RT I/B AILERON FWD FUSELAGE CABLE WITH NEW CABLE P/N 7227105-614 IAW SF340 AMM 27-11-25-4.

Part: CONTROL CABLE — CHAFED (ELEVATOR) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, RT O/B ELEVATOR FWD FUSELAGE CABLE IS CHAFED. MX REPLACED RT O/B FWD FUSELAGE ELEVATOR CABLE P/N 7227105-712.

Part: CONTROL CABLE — CHAFED (RUDDER) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, RT RUDDER AFT SINGLE CABLE OF CIRCUIT I IS CHAFED. MX REPLACED RT RUDDER SINGLE CABLE P/N 7227105-582 OF CIRCUIT I IAW SF340 AMM 27-21-25-4.

Part: CONTROL CABLE — CHAFED (ELEVATOR) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, LT O/B ELEVATOR FWD FUSELAGE CABLE IS CHAFED. MX REPLACED LT O/B ELEVATOR FWD FUSELAGE CABLE P/N 7227105-712.

Part: CONTROL CABLE — CHAFED (RUDDER) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, RT O/B RUDDER CABLE OF DUAL CIRCUIT I IS CHAFED. MX REPLACED RT O/B RUDDER CABLE P/N 7227105-562 OF DUAL CIRCUIT I IAW SF340 AMM 27-21-25-4.

Part: CONTROL CABLE — CHAFED (AILERON) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, LT O/B AILERON FWD FUSELAGE CABLE CHAFED. MX REPLACED LT O/B AILERON FUSELAGE CABLE P/N 7227105-623 IAW SF340 AMM 27-11-25-4.

Part: CONTROL CABLE — CHAFED (RUDDER) · airframe 8,928 hrs · 9,874 cycles

DURING 4K-CHECK IN CWA, RT I/B RUDDER CABLE OF DUAL CIRCUIT I IS CHAFED. MX REPLACED RT I/B RUDDER CABLE P/N 7227105-571 IAW SF340 AMM 27-21-25-4.

Part: CONTROL UNIT — FLUCTUATES (LT PROP)

DURING FLIGHT 3200 OUT OF DTW, LT PROP RPM FLUCTUATES AFTER T/O. LT PROP CYCLED 20-30 RPM WITH SYNC ON, TURNED PROP SYNC OFF, NO HELP. MOVE CONDITION LEVER, NO HELP. LT PROP OIL PSI=100 PSI AND OIL TEMP WAS IN GREEN ARC. AIR RETURN TO DTW. MAINTENANCE RAN LT ENGINE AT VARIOUS POWER SETTINGS NO FLUCTUATION LT PROP Z NOTED. PROP SYNC OPERATED NORMAL. NO DISCREPANCIES NOTED.

Part: INDICATOR — FLUCTUATES (LT ENGINE)

WHEN CLIMBING RPM WAS SELECTED AFTER TAKEOFF, THE LT ENGINE RPM FLUCTUATED 180 - 200 RPM AND LEFT TORQUE FLUCTUATED 3 - 5 PERCENT. ALL OTHER ENGINE OPERATIONS NORMAL. LOCKOUT WAS SELECTED AND ALL FLUCTUATIONS STOPPED. MAINTENANCE CLEANED AND RESECURED PCU CANNON PLUG. REPLACED SERVICEABLE FUEL USED INDICTATOR P/N 522781, S/N/OFF 05860182, SN/ON 03881530.

Part: PCU — FAILED (RT ENGINE)

AIR RETURN FOR RT ENG INTAKE HEAT CYCLING AND RIGHT SIDE WINDOW HEAT ILLUMINATED ON STEADY. MX REMOVED AND REPLACED LT PCU. ALL CHECKS GOOD.

Part: GENERATOR — FAILED (LEFT)

LEFT DC GEN OVERHEAD LIGHT ILLUMINATED WHILE IN FLIGHT, QRH PROCEDURE FOLLOWED. GEN WAS ABLE TO BE RESET BUT WITHIN 1 MINUTE TRIPPED AGAIN. AFTER ILLUMINATING FOR THE SECOND TIME THE LEFT GEN OVERTEMP LIGHT ILLUMINATED AND REMAINED ON. RETURNED TO DTW. MAINTENANCE REPLACED LEFT DC GEN. ALL CHECKS GOOD.