N437YX

Part: WARNING MESSAGE — FALSE ACTIVATION (ZONE 600) · airframe 24,444 hrs · 16,796 cycles

BLEED 2 OVERPRESSURE. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. COMPLIED WITH BLEED 2 TEST, OPS CHECK GOOD.

Part: SPAR — MISINSTALLED (RT WING) · airframe 22,893 hrs · 15,674 cycles

RH SPAR 1A FOUND INBOUND WITH UPPER AND LOWER FWD OTBD 3 FASTENERS INCORRECT. PERFORMED PERMANENT REPAIR ON RH SPAR 1A UPPER AND LOWER SKIN EMB ETD2024-170-013627 REV D.

Part: SPAR — MISINSTALLED (LT WING) · airframe 22,893 hrs · 15,674 cycles

LH SPAR 1A FOUND INBOUND WITH UPPER AND LOWER FWD OTBD 3 FASTENERS INCORRECT. E: PERFORMED PERMANENT REPAIR ON LH SPAR 1A UPPER AND LOWER SKIN FWD O/B 3 EA HOLES EMB ETD2024-170-013627 REV D.

Part: BEAM — CORRODED (FRMS 24-26) · airframe 22,893 hrs · 15,674 cycles

CORROSION ON FWD CARGO DOOR BEAM ALONG BOTTOM EDGE OF THE CENTER SEAL DEPRESSOR FRAME BETWEEN FRAME 24 AND 26.

Part: CROSSBEAM — CORRODED (FRM 17) · airframe 22,893 hrs · 15,674 cycles

CENTER CROSSFRAME 17 CORRODED AND TOOLING MARKS. PERFORMED PERMANENT CROSS FRAME REPAIR ON CENTER CROSS FRAME 17 REF EMB SRM 53-00-10/ REPAIR 03P.

Part: CROSSBEAM — CORRODED (FRM 17) · airframe 22,893 hrs · 15,674 cycles

R/H CROSSFRAME 17 CORRODED AND TOOLING MARKS. . INSTALLED INNER DOUBLER REPAIR ON R/H CROSSFRAME 17, REF EMB SRM 53-00-10/R03.

Part: NONE — CORRODED (ZONE 100) · corrosion level 2 · airframe 22,424 hrs · 15,341 cycles

LOWER CF III SHEAR CLIP CORRODED FWD OF WASTE SERVICE BOX AT FR 88, STGR 27R TO STGR 26R REMOVED CORRODED SHEAR CLIP AND INSTALLED NEW SHEAR CLIP FWD OF WASTE SERVICE BOX AT FR 88, STGR 27R TO 26R, RESTORED SURFACE PROTECTION AND APPLIED CIC. REF EMB 175 SRM 51-40-08, SRM 51-23-06, CPM 51-25-00.

Part: BACKBOARD — CRACKED (PAX DOOR SLIDE) · airframe 17,159 hrs · 11,577 cycles

WHILE IN HEAVY CHECK - CRACK BACKBOARD ON FWD PAX DOOR SLIDE PN 4A4030-7 SN ED2525. REMOVED AND REPLACED REF E175 AMM 25-65-01

Part: SHEAR TIE — CORRODED (FRM 85 S27-28R) · airframe 17,159 hrs · 11,577 cycles

WHILE IN HEAVY CHECK - EVIDENCE OF CORROSION ON SHEAR CLIP AT FR 85 STGR 28R-27R. REMOVED AND REPLACED 1 EACH SHEAR CLIP AT FR 85 BETWEEN STGR 28R-27R REFER SRM 51-40--08. RESTORED SURFACE PROTECTION TO FASTENERS PER SRM51-23-06

Part: SHEAR TIE — CORRODED (FRM 87 S29L-R) · airframe 17,159 hrs · 11,577 cycles

WHILE IN HEAVY CHECK - EVIDENCE OF CORROSION ON SHEAR CLIP AT FR 86 STGR 29R-29L. REMOVED AND REPLACED SHEAR CLIP AT FR86 BEWEEN STGR 29R-29L REFER SRM 51-40-08. RESTORED SURFACE PROTECTION PER SRM 51-23-06 AND CPM51-25-00.

Part: SHEAR TIE — CORRODED (FRM 75 S28-29R) · airframe 17,159 hrs · 11,577 cycles

DURING HEAVY CHECK - EVIDENCE OF CORROSION ON SHEAR CLIP FR 75 STGR 29R-28R. REMOVED CORRODED SHEAR CLIP @ FR 75 STGR 29R-28R EMB 175 SRM 51-40-08.DRILLED AND TREATED NEW SHEAR CLIP REF EMB SRM 51-40-02 AND 51-23-04. INSTALLED NEW SHEAR CLIP @ FR75 STGR 29R-28R REF EMB SRM 51-40-08, APPLIED TOP COAT TO FASTENERS AS REQUIRED AND APPLIED CIC TO SHEAR CLIP FR75 STRG 29R-28R REF EMB 175 SRM 51-23-06, CPM PART 1 51-25-00

Part: SHEAR TIE — CORRODED (FRM 88 S27-28R) · airframe 17,159 hrs · 11,577 cycles

WHILE IN HEAVY CHECK - EVIDENCE OF CORROSION ON SHEAR CLIP AT FR 88 STGR 28R-27R. REMOVED AND REPLACED SHEAR CLIP AT FR88 STGR 28R-27R AND RESTORED SURFACE PROTECTION.REF: SRM 51-40-08, 51-23-06, 51-25-00

Part: OIL SYSTEM — LEAKING (NR 1 ENGINE) · airframe 16,723 hrs · 11,291 cycles

E1 PRESSURE DROPPED TO 28. OIL INDICATING 2.1 QUARTS IN FLIGHT PRIOR TO SHUTDOWN. DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. R&R #1 ENGINE, LEAK AND OPS CHECKED GOOD IAW 72-10-400-0001.

Part: BATTERY PACK — INOPERATIVE (EMERGENCY LIGHTS) · airframe 15,505 hrs · 10,525 cycles

R2 DOOR EMERGENCY EXIT SIGN INOPERABLE REMOVED AND REPLACED RH FWD SERVICE DOOR EMERGENCY BATTERY IAW AMM 33-50-01. OPS CHECK GOOD.

Part: BATTERY — DISCHARGED (CABIN) · airframe 15,132 hrs · 10,277 cycles

AFT CEILING #6 EMERGENCY LIGHT INOPERATIVE. R/R #4 EMERGENCY LIGHT BATTERY, OPS CHECK GOOD.

Part: BATTERY PACK — DISCHARGED (EMERGENCY LIGHTS) · airframe 12,209 hrs · 8,364 cycles

EMERGENCY LIGHTS INOP ENTIRE BACK HALF OF AIRCRAFT. CHARGED UP BATTERIES AND OPS CHECK IAW AMM 33-50-01. OPS CHECK GOOD.

Part: GUSSET — CORRODED (FUSELAGE) · corrosion level 2 · airframe 11,260 hrs · 7,722 cycles

WHILE AC WAS IN FOR HEAVY CHECK FOUND CENTER FUSELAGE 3 PAX CABIN FLOOR STRUCTURE, CORROSION FOUND AT GUSSET PLATE AREA OF FRAME 90 RBL 12. MX REPLACED GUSSET PLATE PN 170-60257-001 AT FRAME 90 RBL 12.

Part: SPLICE PLATE — CORRODED (FRAME 89) · corrosion level 2 · airframe 11,260 hrs · 7,722 cycles

WHILE AC WAS IN FOR HEAVY CHECK FOUND CENTER FUSELAGE 3 PAX CABIN FLOOR STRUCTURE AT SPLICE PLATE AREA OF FRAME 89 RBL 12". AAR MX REMOVED AND REPLACED SPLICE PLATE PN 170-86125-001 IAW SRM 51-43-03. AC REMAINS IN YRQ FOR COMPLETION.

Part: SHEAR PANEL — CORRODED (FRAMES 87-88) · corrosion level 2 · airframe 11,260 hrs · 7,722 cycles

WHILE AC WAS IN FOR HEAVY CHECK FOUND CENTER FUSELAGE 3 PAX CABIN FLOOR STRUCTURE, CORROSION FOUND AT RH SHEAR PANEL BTW FR 87-88 AND BTW RBL 12" TO RBL 40". AAR REMOVED AND REPLACED RH SHEAR PANEL PN 170-91919-001. IAW SRM 51-42-01, 51-42-03, 51-43-03. AC REMAINS IN YRQ FOR COMPLETION.

Part: POWER UNIT — INOPERATIVE (CABIN) · airframe 11,136 hrs · 7,632 cycles

EMERGENCY LIGHTS OVER L2 DOOR INOP. R&R NR 3 EMERGENCY LIGHT POWER UNIT IAW AMM 33-50-01.

Part: BATTERY — DISCHARGED (CABIN) · airframe 7,865 hrs · 5,506 cycles

EMERGENCY LIGHT IN CEILING OVER ROW 13 DOES NOT COME ON. R&R EMERGENCY LIGHT POWER SUPPLY/EMERGENCY BATTERY NR 4 IAW AMM 33-50-01. OPS CHECK GOOD.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 5,180 hrs · 3,675 cycles

MAINTENANCE REPORTED THAT THE EMERGENCY LIGHT SECTION NEAR THE COAT CLOSET WAS INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE LIGHT AMM AND OPS CHECKED GOOD.

Part: LIGHT — ABNORMAL (CABIN) · airframe 2,105 hrs · 1,488 cycles

MAINTENANCE REPORTED THAT THE EMERGENCY LIGHT IN THE FORWARD CABIN WAS INOPERATIVE. MAINTENANCE R & R THE LIGHT IAW AMM AND OPS CHECKED GOOD.

Part: BATTERY — INOPERATIVE (EMERGENCY LIGHTS) · airframe 1,129 hrs · 771 cycles

CREW REPORTED THAT THE COCKPIT OVERHEAD EMERGENCY LIGHT WAS INOPERATIVE. MAINTENANCE R & R EMERGENCY LIGHT POWER UNIT NR 1 IAW AMM AND OPS CHECKED GOOD.

Part: BATTERY PACK — DISCHARGED (FLASHLIGHT) · airframe 950 hrs · 652 cycles

CREW REPORTED THAT THE AFT F/A FLASHLIGHT WAS DIM. MAINTENANCE R & R AFT F/A FLASHLIGHT BATTERY IAW AMM AND OPS CHECKED GOOD.