N447YX

Part: SPAR — CRACKED (LT WING) · airframe 16,419 hrs · 11,011 cycles

CRACK UPPER FWD RADIUS ON LH WING TIP SPAR 1. REMOVED AND REPLACED SPAR 1 FITTING ON L/H WINGTIP REF. SRM 51-40-08.

Part: TRACK — DIRTY (PAX DOOR) · airframe 15,159 hrs · 10,174 cycles

MAIN CABIN DOOR IS HARD TO OPEN. CLEANED AND LUBED L1 DOOR TRACKS AND ROLLERS IAW 51-27-02.

Part: LIGHT — WORN (ROW 1) · airframe 13,146 hrs · 8,843 cycles

PHOTOLUMINESCENT INDICATOR STRIPS WORN AT ROW 1 AND IN FRONT OF WARDROBE. R&R PHOTOLUMINESCENT STRIPS PER AMM 33-50-21.

Part: FUSE — FAILED (EMERGENCY LIGHTS) · airframe 12,739 hrs · 8,589 cycles

EMERGENCY LIGHT NEAR FIRST CLASS NOT ILLUMINATING - R/R FUSE F2 IN EMERGENCY POWER SUPPLY OVER L1 DOOR IAW SAMM 33-50-01, OPS CHECK GOOD

Part: ADJUSTER — DISCONNECTED (L1 DOOR) · airframe 11,200 hrs · 7,577 cycles

L1 DOOR MAKING A POPPING NOISE DURING OPENING AND CLOSING. FOUND LOWER CHAIN ADJUSTER ON L1 DISCONNECT FROM CHAIN, REINSTALLED CHAIN ADJUSTER IAW CMM 52-11-30. PERFORMED ADJUSTMENT OF L1 DOOR IAW AMM 52-11-00. OPS CHECK GOOD.

Part: SPAR — CRACKED (RT WINGLET) · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CRACK 2 PLACES FWD SPAR ON RH WINGLET AS SEEN THRU PANEL 651AB. REMOVED AND REPLACED FWD SPAR ON WINGLET.

Part: SHEAR PANEL — CORRODED (FRAMES 87-88) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CORROSION STRUCTURAL CENTER FUSELAGE III WET AREA 53-23 LH SHEAR PANEL FR 87-88. REPLACED SHEAR PANEL.

Part: ACCESS PANEL — CORRODED (FRAMES 88-89) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CORROSION WASTE SERVICE PANEL. REMOVED AND REPLACED WASTE SERVICE PANEL REF EMB 175 AMM 53-03-62

Part: SEAT TRACK — CORRODED (FRAMES 74-84) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - RH I/B SEAT TRACK FR74/84 HAS THE FOLLOWING DISCREPANCIES, CORROSION - FR75, FR80, FR81, FR82, FR83. REPLACED R/H I/B SEAT TRACK BETWEEN FRAMES 74 AND 84 PER REF SRM 51-40-02, 51-23-04.

Part: CROSSBEAM — CORRODED (FRAME 14) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - MAJOR REPAIR - CORROSION AS MARKED AT FRM 14 CROSS BEAM RH SIDE. REPAIRED CROSSBEAM FR14 RH SIDE AS MARKED BY TRIMMING OUT DAMAGE, FABRICATING, AND INSTALLING REPAIR DOUBLER AND FILLER REF. EMB SRM 53-00-10/REPAIR03P.

Part: SHEAR PLATE — CORRODED (FRAMES 87-88) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CORROSION STRUCTURAL CENTER FUSELAGE III WET AREA 53-23 RH SHEAR PLATE FR 87-88. REPLACED SHEAR PLATE.

Part: GUSSET — CORRODED (FRAME 90) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CORROSION STRUCTURAL CENTER FUSELAGE III WET AREA 53-23 RH GUSSET PLATE FRAME 90. REPLACED CENTER FUSELAGE III WET AREA 53-23 RH GUSSET PLATE FRAME 90,

Part: UPPER SHEET — CORRODED (FRAMES 85-86) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CORROSION STRUCTURAL CENTER FUSELAGE III WET AREA 53-23 RH UPPERSHEET Y=+10.748" FR 85-86. REPLACED RH UPPERSHEET DOUBLER AT FR 85-86. REF SRM 51-40-08.

Part: FLOOR SUPPORT — CORRODED (FRAMES 88-90) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CORROSION STRUCTURAL CENTER FUSELAGE III WET AREA 53-23 RH AFT PANEL SUPPORT FR 88-90. REMOVED AND REPLACED RH AFT PANEL SUPPORT FR 88-90 CENTER FUSELAGE III WET AREA 53-23. REF SRM 51-40-08

Part: SHEAR PANEL — CORRODED (FRAMES 87-88) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CORROSION STRUCTURAL CENTER FUSELAGE III WET AREA 53-23 CENTER SHEAR PANEL FR 87-88. REPLACED SHEAR PANEL.

Part: FLOOR SUPPORT — CORRODED (FRAMES 86-89) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CORROSION STRUCTURAL CENTER FUSELAGE III WET AREA 53-23 RH BEAM Y=+10.748" FR 86-89. REPLACED BEAM.

Part: SEAT TRACK — CORRODED (FRAME 21) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CORROSION - RH I/B SEAT TRACK AT FR21. REMOVED AND INSTALLED NEW RH I/B SEAT TRACK FR20-23 REF EMB SRM 51-40-08.

Part: DRAIN — CORRODED (FRAME 17) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CORROSION AS MARKED ON R/H SILL FR 17. REPLACED R/H SILL FR.17 P/N 170-05663-003 REF SRM 51-40-02

Part: SPAR — CRACKED (LT WINGLET) · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CRACK 2 PLACES FWD SPAR ON LH WINGLET AS SEEN THRU PANEL 551AB. REMOVED LH WINGLET, REPLACED FRONT WINGLET SPAR, AND REINSTALLED REPAIRED WINGLET REF E175 AMM 57-35-00.

Part: FLOOR SUPPORT — CORRODED (FRAMES 86-89) · corrosion level 2 · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - CORROSION STRUCTURAL CENTER FUSELAGE III WET AREA 53-23 LH BEAM Y= 10.748 FR. 86-89. REPLACED BEAM WITH NEW AND TOP COATED RIVETS REF. SRM 51-10-03, 53-23-10, 51-40-02, 51-23-04,51-23-05 AND 51-23-06.

Part: RIB — CRACKED (HORIZONTAL STAB) · airframe 11,148 hrs · 7,548 cycles

WHILE IN HEAVY CHECK - RH HORIZONTAL STAB RIB 12 HAS SUSPECTED CRACK ON FIRST SHEAR CLIP FROM FRONT AT THE LAST FASTENER AS MARKED. REMOVED AND REPLACED RH HORIZONTAL RIB 12 REF EMB 175 SRM 51-40-08.

Part: SPRING — LACK OF LUBE (CABIN DOOR) · airframe 9,082 hrs · 6,194 cycles

MAIN CABIN DOOR HARD TO OPEN. RELUBED SPRINGS ON FWD MAIN CABIN DOOR. OPS CHECK GOOD IAW AMM 53-10-21.

Part: ROLLER — DIRTY (R2 DOOR) · airframe 7,558 hrs · 5,224 cycles

R2 DOOR LEVER IS STICKING AND HARD TO OPEN. CLEANED DEBRIS FROM THE R2 DOOR ROLLER FITTINGS IAW AMM 52-42-00.

Part: CABLE — OUT OF POSITION (R2 DOOR) · airframe 5,979 hrs · 4,225 cycles

REPORTS OF THE R2 DOOR CLOSING BUT HARD TO ARM. FOUND BUSTLE RELEASE CABLES POSITIONED INCORRECTLY, INTERFERING WITH GIRT BAR. REPOSITIONED THE CABLES. OPS TESTED WITH NO DEFECTS NOTED IAW AMM 52-42-20.

Part: HANDLE — OUT OF ADJUST (L1 DOOR) · airframe 5,776 hrs · 4,094 cycles

THE L1 DOOR OUTSIDE HANDLE WAS STICKING WHEN TRYING TO OPEN. ADJUSTED AND CLEANED THE L1 DOOR EXTERIOR HANDLE IAW CMM 52-11-22. OPS CHECKED GOOD.

Part: CONTROL MODULE — INOPERATIVE (BRAKE SYSTEM) · airframe 3,641 hrs · 2,650 cycles

CREW REPORTED THAT AFTER LANDING THEY RECEIVED A LT & RT BRAKE FAULT AND MOMENTARILY LOST BRAKES. ACFT WAS TOWED TO GATE AND MAINTENANCE R & R BCM 1 IAW AMM AND OPS CHECKED GOOD.

Part: CONTROL MODULE — INOPERATIVE (BRAKE) · airframe 2,539 hrs · 1,866 cycles

CREW REPORTED THAT THE BRAKES STOPPED WORKING ON LANDING AND TAXI TO GATE. MAINTENANCE R & R BCM MAU 1 SLOT 5 ALONG WITH RT PRESSURE TRANDUCER IAW AMM AND OPS CHECKED GOOD.

Part: SMOKE DETECTOR — FALSE ACTIVATION (LAVATORY) · airframe 2,267 hrs · 1,673 cycles

PIT CREW REPORTED THAT THE LAV SMOKE DETECTOR SOUNDED WITH NO SIGNS OF SMOKE. CREW DECLARED AN EMERGENCY AND RETURN TO DEPARTURE WHERE THEY LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED LAV FOR SIGNS OF SMOKE AND FIRE DAMAGE. MAINTENANCE PERFORMED FIM AND LAV SMOKE DETECTOR SYS TEST IAW AMM AND OPS CHECKED GOOD. MAINTENANCE BELIEVES A PASSENGER WAS SMOKING IN LAV.

Part: WARNING MESSAGE — FALSE ACTIVATION (DOOR WARNING) · airframe 420 hrs · 294 cycles

ABOUT 100 MILES FROM DESTINATION, CREW RECEIVED A NR OF WARNING MESSAGES, INCLUDING DOOR SERVICE AFT OPEN, DOOR PASSENGER AFT OPEN, DOOR CARGO AFT OPEN AND LANDING GEAR WOW SYS FAIL. CREW RAN QRH AND DECLARED AN EMERGENCY. LANDED AND TAXIED TO GATE WITHOUT INCIDENT. MAINTENANCE INSPECTED AND RESET PSEM 2 IAW FIM 32-61-00-810-892-A AND AMM AND ALL FAULTS CLEARED. ACFT IS GOOD FOR SERVICE.