N620QX

Part: LATCH — DIRTY (ZONE 800) · airframe 22,763 hrs · 15,296 cycles

FLIGHT DECK DOOR DIFFICULT TO OPEN. REMOVED FROM SERVICE. CLEANED DOOR LATCH AS REQ. DOOR OPENS NORMAL. ACFT OK FOR SERVICE. NO PARTS REPLACED.

Part: BATTERY — NO TEST (ZONE 200) · airframe 22,647 hrs · 15,190 cycles

DURING -A- CHECK DURING THE PERFORMANCE OF TASK CARD E175-33-50-01-720-801-A, FOUND THE EMERGENCY LIGHTS FAILED AT THE AFT SERVICE DOOR ENTRANCE. REPLACED THE EMERGENCY LIGHT POWER SUPPLY IAW AMM 33-50-01-000/400-801-A. OPERATIONAL CHECKS GOOD.

Part: BRAKE — CRACKED (ZONE 700) · airframe 21,370 hrs · 14,145 cycles

ON ARRIVAL CHECK, #2 BRAKE ASSEMBLY INBOARD STATOR FOUND CRACKED WITH NOTABLE SEPARATION AT ONE AREA. REPLACED #2 BRAKE ASSEMBLY IAW PRODUCTION WORK ORDER 352702 TASK CARD E175-3249003.

Part: AILERON SYS — FAULTED · airframe 21,338 hrs · 14,126 cycles

FLIGHT 2377. DURING AUTOLAND APPROACH TO 16R AT KSEA, AILERON DEFLECTED TO TO 80 DEGREES TO THE RIGHT NO LOCALIZER FAULT OBSERVED ON APPROACH. AILERONS STAYED UP TO 80 DEGREES RIGHT TO TOUCHDOWN. CONSIDER AUTOLAND UNSUCSESSFUL. REMOVED FROM SERVICE. NO FAULTS ON EICAS. SEARCHED CMC HISTORY FOUND FAULT 22110239PA1. PERFORMED FIM 22-11-00-810-92C-A. CONSIDERED TRANSITORY CONDITION. PERFORMED AUTOPILOT OPS TEST PER AMM 22-11-00-710-802-A, OPS TEST GOOD NO DEFECTS. PERFORMED AUTOPILOT AILERON SERVO OPS TEST PER AMM 22-11-04-710-801-A, OPS TEST GOOD, NO DEFECTS. AIRCRAFT REMAINS CAT III, FLIGHT DECK PLACARD READS CAT III, MAINT CTRL NOTIFIED. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: FADEC — MALFUNCTIONED (#1 ENGINE) · airframe 20,929 hrs · 13,822 cycles

HORTLY AFTER THE START OF DESCENT THE EGINE #1 N1 AND ITT INDICATIONS STARTED BLINKING ON AND OFF BETWEEN GREEN VALUES AND AMBER DASHES. SIMULTANIOUSLY "AT FAIL" AND "ENG TLA TRIM FAIL" APPEARED ON THE EICAS WITH A MASTER CAUTION. THE FLICKERING OF THE GAUGES STOPPED AND INDICATED AS NORMAL FOR A FEW MINUTES THEN STARTED AGAIN. DURING THIS SECOND SERIES OF FLICKERING THE EICAS MESSAGES WENT AWAY. ALL THIS ACTIVATED THE "EO RANGE" PAGE ON THE MCDU. BOTH ENGINES PERFORMED AS NORMAL. REMOVED FROM SERVICE. INTEROGATED CMC. FOUND FAULT CODE 73217426EIB. CW E175 GE LMM 72-00-00-810-809 SUBTASK 72-00-00-810-203. REPLACED #1 ENG FADEC IAW E175 AMM 73-21-01-000-801-A AND AMM 73-21-01-400-801-A. OPS TEST GOOD. RETURNED TO SERVICE.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 20,258 hrs · 13,288 cycles

FLIGHT 2214. ON POSTFLIGHT WALK AROUND APU OFF, GPU CONNECTED RECIEVED STATIC SHOCKS WHEN RUNNING HAND ON AIRCRAFT SKIN IN PORT ADP SMOOTH AREA. REMOVED FROM SERVICE. C/W MCN E240028-01 ISSUE 2 DISCONNECTED GPU AC NO LONGER SHOCKING PERSONAL. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: BEAM — CORRODED (ZONE 100) · airframe 19,905 hrs · 12,998 cycles

AFT CARGO DOOR CUTOUT LOWER BEAM HAS CORROSION ON FWD FINGER PLATE FR 77-78 STGR 26R. REMOVED AND REPLACED FINGER PLATE AFT CARGO DOOR CUTOUT LOWER BEAM REF SRM 51-40-08.

Part: BEAM — CORRODED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

AFT WET AREA HAS CORROSION ON RH BEAM AT FR 87 AROUND HARDWARE. REMOVED AND REPLACED AFT WET AREA RH BEAM AT FR 86-89. REF SRM 51-40-08.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

AFT WET AREA HAS MULTIPLE SPOTS OF CORROSION ON RH IB SEAT TRACK AT FR 84-85. REMOVED AND REPLACED AFT WET RH IB SEAT TRACK AT FR 74-84. REF SRM 51-40-08.

Part: SHEAR PANEL — CORRODED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

AFT WET AREA HAS CORROSION ON CENTER SHEAR PANEL HARDWARE AT FR 87-88. REMOVED CORROSION FROM CENTER SHEAR PANEL AND HARDWARE AT FR 87-88.

Part: SHEAR PANEL — CORRODED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

AFT WET AREA HAS CORROSION LH SHEAR PANEL HARDWARE AT FR 87-88. REMOVED CORROSION FROM LH SHEAR PANEL AND HARDWARE AT FR 87-88.

Part: CROSSBEAM — CORRODED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

FWD WET AREA HAS CORROSION ON LH FR 16 CROSSBEAM. REMOVED DAMAGE FROM THE FWD WET AREA FR 16 CROSSBEAM BY CUT OUT. FABRICATED AND INSTALLED REPAIR FILLER AND DOUBLER FOR LH FR 16 CROSSBEAM REF SRM 53-00-10/REPAIR 03P.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

AFT WET AREA HAS MULTIPLE SPOTS OF CORROSION ON LH IB SEAT TRACK AT FR 84-85. REPAIRED LH IB SEAT TRACK BETWEEN FR 84-84. REF SRM 53-23-10-02-04.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FASTENER FR13, STGR 4L. REMOVED LIGHTNING STRIKE DAMAGE ON FASTENER FR 13, STGR 4L BY COUNTERSINK. ALL DAMAGE REMOVED AND WITHIN ALLOWABLE LIMITS. INSTALLED NEW FASTENER REF SRM 53-00-00-02-03-REPAIRS 03P.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FUSELAGE FASTENER FR47, STGR 2L-3L. REMOVED LIGHTNING STRIKE DAMAGE ON FASTENER FR47, STGR 2L-3L BY COUNTERSINK. ALL DAMAGE REMOVED AND WITHIN ALLOWABLE LIMITS. INSTALLED NEW FASTENER REF SRM 53-00-00-02-03-REPAIRS 03P.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FUSELAGE FASTENER FR51, STGR 2L-3L. REMOVED LIGHTNING STRIKE DAMAGE ON FASTENER FR51, STGR 2L-3L BY COUNTERSINK. ALL DAMAGE REMOVED AND WITHIN ALLOWABLE LIMITS. INSTALLED FASTENER REF SRM 53-00-00-02-03-REPAIRS 03P.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FUSELAGE FASTENER FR24, STGR 3L-4L. REMOVED LIGHTNING STRIKE DAMAGE ON FASTENER FR 24, STGR 3L-4L BY COUNTERSINK. ALL DAMAGE REMOVED AND WITHIN ALLOWABLE LIMITS. INSTALLED FASTENER REF SRM 53-00-00-02-03-REPAIRS 03P.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FUSELAGE FASTENER FR79-80 STGR3L. REMOVED LIGHTNING STRIKE DAMAGE ON FASTENER FR79-80 STGR3L BY COUNTERSINK. ALL DAMAGE REMOVED AND WITHIN ALLOWABLE LIMITS. INSTALLED NEW FASTENER REF SRM 53-00-00-02-03-REPAIRS 03P.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FASTENER FR12, STGR 4L. REMOVED LIGHTNING STRIKE DAMAGE ON FASTENER FR 12, STGR 4L BY COUNTERSINK. ALL DAMAGE REMOVED AND WITHIN ALLOWABLE LIMITS. INSTALLED NEW FASTENER REF SRM 53-00-00-02-03-REPAIRS 03P.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FUSELAGE FASTENER FR81-82, STGR3L. REMOVED LIGHTNING STRIKE DAMAGE ON FASTENER FR81-82, STGR3L BY COUNTERSINK. ALL DAMAGE REMOVED AND WITHIN ALLOWABLE LIMITS. INSTALLED NEW FASTENER REF SRM 53-00-00-02-03-REPAIRS 03P.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FUSELAGE FASTENER FR85-86 STGR3L. LIGHTNING STRIKE DAMAGE ON FUSELAGE FASTENER FR85-86 STGR3L FOUND TO BE ON FASTENER ONLY. INSTALLED NEW FASTENER REF SRM 53-00-00-01-04.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FUSELAGE FASTENER FR75-76 STGR3L. REMOVED LIGHTNING STRIKE DAMAGE ON FASTENER FR75-76 STGR3L BY COUNTERSINK. ALL DAMAGE REMOVED AND WITHIN ALLOWABLE LIMITS. INSTALLED NEW FASTENER REF SRM 53-00-00-02-03-REPAIRS 03P.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FUSELAGE FASTENER FR54, STGR 2L-3L. REMOVED LIGHTNING STRIKE DAMAGE ON FASTENER FR54, STGR 2L-3L BY COUNTERSINK. ALL DAMAGE REMOVED AND WITHIN ALLOWABLE LIMITS. INSTALLED NEW FASTENER REF SRM 53-00-00-02-03-REPAIRS 03P.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FUSELAGE FASTENER FR27, STGR 3L. REMOVED LIGHTNING STRIKE DAMAGE ON FASTENER FR 27, STGR 3L BY COUNTERSINK. ALL DAMAGE REMOVED AND WITHIN ALLOWABLE LIMITS. INSTALLED NEW FASTENER REF SRM 53-00-00-02-03-REPAIRS 03P.

Part: SKIN — DAMAGED (ZONE 200) · airframe 19,905 hrs · 12,998 cycles

EVIDENCE OF LIGHTNING STRIKE ON FUSELAGE FASTENER FR82-83 STGR3L. REMOVED LIGHTNING STRIKE DAMAGE ON FASTENER FR82-83 STGR3L BY COUNTERSINK. ALL DAMAGE REMOVED AND WITHIN ALLOWABLE LIMITS. REF SRM 53-00-00-02-03 INSTALLED NEW FASTENER.

Part: SCREW — MISSING (ZONE 800) · airframe 19,832 hrs · 12,948 cycles

FLIGHT 2044. ON TAKEOFF ROLL AT ABOUT 60 KTS FLIGHT DECK DOOR OPENED. ABORTED TAKEOFF. REMOVED FROM SERVICE. PLACED ON MEL 52-51-00A AND RETURNED TO SERVICE. MEL CLEARED 11/4 BY PERFORMING OPERATIONAL TEST OF COCKPIT-DOOR ELECTROMECHANICAL LATCH. IAW E175 AMM 52-51-03-820-801-A SUBTASK 52-51-03-710-004-A. OPERATIONAL TEST GOOD. COULD NOT PUSH DOOR OPEN WHEN LOCKED. PERFORMED COCKPIT-DOOR ELECTROMECHANICAL LATCH ADJUSTMENT CHECK IAW E175 AMM 52-51-03-820-801-A SUBTASK 52-51-03-840-004-A. ADJUSTMENT REQUIRED AT STEP A. PERFORMED OPERATIONAL TEST AFTER ADJUSTMENT, OPS TEST GOOD. IAW E175 AMM 52-51-03-820-801-A SUBTASK 52-51-03-710-004-A. INSPECTED COCKPIT-DOOR ELECTROMECHANICAL LATCH CONNECTOR P3423. REF. E175 AMM 52-51-03-000-801-A AND WM 52-51-50-1. FOUND 1X LOCKING SCREW PN: D20419-16 MISSING AT CONNECTOR REF. E175 WM 91-10-01-P. NO PN: D20419-16 IN STOCK. PN: D20419-16 PLACED ON REQUISITION. MEL 52-51-00(A) MAINTENANCE PROCEDURES IN PLACE, CONT. MEL.

Part: CABLE — NOT SEATED (LT AILERON) · airframe 14,250 hrs · 9,462 cycles

ON POST FLIGHT WALKAROUND CREW FOUND CABLE BALL END NOT CORRECTLY SEATED. L/H AILERON AFT SERVO CABLE. REF E175 IPC 22-11-07-01, FIG 01 ITEM 20. REMOVED FROM SERVICE. CORRECTLY INSTALLED CABLE BALL END OF AUTOPILOT AILERON CABLE REF AMM 22-11-07-000-801-A, STEPS 1 THROUGH 5A, 5C, AND 6C,6D. AND AMM TASK 22-11-07-400-801-A, STEPS 1 THROUGH 5A, 6C, 6D AND 7B,7C,7D. TENSIONED SERVO CABLE REF AMM 22-11-07-720-801-A. PERFORMED FREEDOM OF MOVEMENT CHECK, ENSURED FULL TRAVEL AND VERIFIED PROPER DIRECTION OF MOVEMENT. NO DEFECTS NOTED PER GPM 9.2.5. DR 62200. 5/26/24. PERFORMED AUTOPILOT AILERON SERVO OPS TEST I/A/W AMM 22-11-04-710-801-A. A/C REMAINS CAT 3, FLIGHT DECK PLACARD READS CAT 3, MTX CONTROL NOTIFIED. OPS TEST GOOD.

Part: AILERON SYS — UNKNOWN (RIGHT) · airframe 18,654 hrs · 11,969 cycles

RT AILERON DROOP WITH HYDRAULICS OFF. NORMAL OPERATION WITH HYDRAULICS ON. REMOVED FROM SERVICE. NO ASSOCIATED FAULT CODES FOUND IN CMC. GAINED ACCESS TO THE RIGHT WING AILERON PCU'S IAW AMM 29-10-00-790-801-A, NO LEAKS NOTED. COMPLIED WITH PCU COMPENSATOR POSITION TEST IAW AMM 27-00-00-710-803-A, TESTED GOOD. COMPLIED WITH PCU INTEGRITY TEST IAW AMM 27-00-00-710-801-A, TESTED GOOD. PRESSURIZED NR 3 HYD SYS ONLY FOR SEVERAL MINUTES THEN NR 2 HYD SYS ONLY FOR SEVERAL MINUTES WITH NO AILERON DROOP NOTED. COMPLIED WITH AILERON CONTROL SYS OPS TEST IAW AMM 27-10-00-710-801-A, OPS TESTED GOOD. COMPLIED WITH FLT CONTROL SYS RETURN TO SERVICE TEST IAW AMM 27-00-00-070-801-A. TESTED GOOD. NO LEAKS NOTED, NO FURTHER DEFECTS. RETURNED TO SERVICE.

Part: PRESSURE SWITCH — MALFUNCTIONED (PARKING BRAKE) · airframe 18,294 hrs · 11,690 cycles

INTERMITTENT EMER/PRKG BRAKE ON LIGHT WITH ACCOMPANYING EICAS "PRKG BRK NOT RELEASED" DURING CLIMBOUT. RAN QRH, CONTINUED INTERMITTENT UNTIL LAST 20 MINUTES OF FLIGHT; STAYED EXTINGUISHED. RETURNED TO FIELD. ACCOMPLISHED UNEVENTFUL LANDING. REMOVED FROM SERVICE. FOUND FAULT CODE 32400015UT1 POSTED ON CMC NUMEROUS TIMES. C/W E175 FIM TASK 32-41-00-810-863-A. REMOVED AND REPLACED EMERGENCY/PARKING BRAKE PRESSURE SWITCH 1. REF E175 AMM TASK 32-44-09-000/400-801-A. FUNCTIONAL TEST AND LEAK CHECK OF PRESSURE SWITCH GOOD. EICAS MSG DID NOT ILLUMINATE. A/C RELEASED FOR SERVICE.

Part: LIGHT — LOOSE (CABIN) · airframe 18,247 hrs · 11,653 cycles

PHOTOLUMINESCENT INDICATOR STRIP LIGHT FOUND LOOSE FWD OF SEAT 1C. REMOVED FROM SERVICE. REMOVED AND REPLACED PHOTOLUMINESCENT INDICATOR STRIP LIGHT FWD OF SEAT 1C. REF E175 AMM TASK 33-50-21-000/400-801-A. OP'S CHECK GOOD. RETURNED TO SERVICE.

Part: STATIC INVERTER — UNKNOWN (AC) · airframe 18,141 hrs · 11,574 cycles

ON POSTFLIGHT INSPECTION ON GPU POWER/APU OFF STATIC SHOCK WHEN TOUCHING AIRCRAFT SKIN UNDER AIR DATA PROBES. REMOVED FROM SERVICE. DISCONNECTED FWD & AFT MAIN BATTERIES IAW E175 FIN MCN E240028-01. GROUNDED A/C IAW E175 AMM 20-40-02-910-801-A. DISCONNECTED MAIN BATTERIES IAW E175 AMM 24-36-01-000-801-A. C/W MCN E240028-01 ISSUE 2. REMOVED AC STATIC INVERTER, REMOVED FLY BY WIRE BATTERY. LET AIRCRAFT SIT FOR SEVERAL HOURS. REINSTALLED AC STATIC INVERTER AND FLY BY WIRE BATTERY. RECONNECTED FWD AND AFT MAIN BATTERIES IAW E175 AMM 24-36-01-400-801-A. OPS TEST GOOD. POWERED AIRCRAFT WITH MULTIPLE POWER SOURCES. AIRCRAFT NO LONGER SHOCKING. RETURNED TO SERVICE.

Part: UNKNOWN — UNKNOWN (PROBE) · airframe 18,141 hrs · 11,573 cycles

STATIC SHOCKS FELT WHEN RUNNING HAND ON SKIN OF AIRCRAFT UNDER AIR DATA PROBES. REMOVED FROM SERVICE. COMPLIED WITH MCN E240028-01, A/C NO LONGER SHOCKING. RETURNED TO SERVICE.

Part: GIRT BAR — STUCK (L1 DOOR) · airframe 18,070 hrs · 11,534 cycles

WHILE OPENING L1 DOOR GIRT BAR GOT STUCK ON FLOOR AND PULLED OFF DOOR. REMOVED FROM SERVICE. WHILE REMOVING SLIDE ON L1 DOOR FOUND DOOR ASSIST BOTTLE DEPLOYED. REMOVED AND REPLACED THE L1 DOOR PNEUMATIC ASSEMBLY DIAPHRAGM REF. E-175 AMM TASK # 52-11-53-000-801-A,AND TASK # 52-11-53-400-801-A NO DEFECTS NOTED. REPLACED L1 DOOR EMERGENCY EVACUATION SLIDE ASSY REF E175 AMM TASK 25-61-01-000/400-801-A. CYCLED DOOR, DOOR OPERATES NORMALLY, INDICATES NORMALLY RETURNED TO SERVICE.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 17,232 hrs · 10,908 cycles

PHOTOLUMINESCENT STRIP IN FRONT OF SEAT 1C IS UNSECURE. REMOVED FROM SERVICE. RESECURED LIGHT STRIP IN FRONT OF SEAT 1C WITH NEW CARPET TAPE. NO FURTHER DEFECTS. RETURNED TO SERVICE.

Part: PIN — MALFUNCTIONED (#2 ENGINE) · airframe 15,930 hrs · 9,882 cycles

ON CLIMBOUT APPROX FL200 EXPERIENCED ENG VIBRATION OUT OF LIMITS ON #2 ENG. VIBRATION REACHED 4.0 IN AMBER RANGE. DIVERTED. LANDED UNEVENTFULLY. REMOVED FROM SERVICE. C/W MCN E770001-01 FOR ENGINE #2 N1 ABNORMAL VIBRATION TROUBLESHOOTING. IEVMBIT TEST GOOD. NO MTX MESSAGES IN CMC. BLADES MAVE FREELY. NO BINDING OR STIFFNESS IN MOVEMENT NOTED. PER PROPULSION DEPARTMENT PERFORMED BLADE PIN LUBRICATION IAW MTC E175-72-00-00-QE02. REF W/O 330483. REF L/P 1030056 FOR DMI OF N1 VIBRATION WORKSCOPE TASK. AIRCRAFT RETURNED TO SERVICE. 4/27/2023 COMPLIED WITH ECMP REQUEST TO REPLACE #2 ENGINE FAN PIN RETAINING PINS. LUBED PINS AND RETURNED TO SERVICE.

Part: UNKNOWN — UNKNOWN (UNKNOWN)

ON CLIMBOUT APPROX F200 EXPERIENCED ENG VIBRATION OUT OF LIMITS ON #2 ENG. VIBRATION REACHED 4.0 IN AMBER RANGE. DIVERTED AND ACCOMPLISHED UNEVENTFUL LANDING. REMOVED FROM SERVICE. C/W MCN E770001-01 FOR ENGINE #2 N1 ABNORMAL VIBRATION TROUBLESHOOTING. IEVMBIT TEST GOOD. NO MTX MESSAGES IN CMC. BLADES MAVE FREELY. NO BINDING OR STIFFNESS IN MOVEMENT NOTED. PER PROPULSION PERFORMED BLADE PIN LUBRICATION IAW MTC E175-72-00-00-QE02. RETURN TO SERVICE.

Part: BRAKE — LEAKING (ZONE 700) · airframe 15,600 hrs · 9,627 cycles

AFTER LANDING CREW REPORTED THE #3 BRAKE AS SMOKING. NO EMERGENCY DECLARED. REMOVED FROM SERVICE. FOUND #3 BRAKE TO BE LEAKING FROM THE FITTING BLOCK. REPLACED THE #3 BRAKE ASSY IAW E175 MTC E175-3249003. RETURNED TO SERVICE.

Part: UNKNOWN — NOISE (UNKNOWN) · airframe 15,357 hrs · 9,407 cycles

DURING CLIMB WE HEARD POPPING NOISES AROUND THE DIRECT VISION WINDOW. PRESS. PANEL WAS 12 0CLOCK AND DARK. CABIN RATE SHOWED ZERO WHILE DELTA P INCREASED. WE STOPPED OUR CLIMB AT 12000 FT, CABIN RATE STILL DISPLAYED ZERO, DELTA P STABILIZED AT 5.4. DURING DESCENT CABIN ALT DECREASED TO -600, RATE VARIED +/- 50FT. ONCE WE LANDED, CABIN RATE INCREASED NORMALLY. REMOVED FROM SERVICE. INTERROGATED CMC FOUND NO PRESSURIZATION FAULT CODES. PERFORMED CPCS CONTROLLER OPS TEST REF. E175 AMM TASK 21-31-00-710-801-A. OPS TEST GOOD. PERFORMED CABIN PRESSURIZATION LEAKAGE FUNCTIONAL TEST WITH APU REF. E175 AMM TASK 21-30-00-720-802-A. FUNCTIONAL CHECK GOOD. CABIN RATE & DELTA P INDICATIONS WERE NORMAL. NO UNNORMAL POPPING NOISES HEARD WHILE PRESSURIZING TO 4.5 PSI DIFFERENTIAL. A/C OK FOR CONTINUED SERVICE. NO PARTS REPLACED. RETURNED TO SERVICE.

Part: DOOR — UNKNOWN (L1) · airframe 15,052 hrs · 9,120 cycles

L1 DOOR HARD TO OPEN. REMOVED FROM SERVICE. EXTERNALLY OPENED L1 DOOR SEVERAL TIMES, DOOR OPERATED NORMALY. NO PARTS REPLACED. RETURNED TO SERVICE.

Part: NONE — NONE · airframe 14,675 hrs · 8,830 cycles

MAIN CABIN DOOR HARD TO OPEN. REMOVED FROM SERVICE. INSPECTED L1 DOOR ROLLER MECHANISMS AND STOPS W/NDN. LUBED L1 DOOR BOX MECHANISM W/ MG33 REF E175 AMM 52-11-22-600-801-A. C/W INITIAL EVALUATION OF HARD TO OPEN FWD PAX DOOR REF E175 FIM 52-11-00-810-806-A, PARA 4 (SUBTASK 52-11-00-810-011-A). FORCE GAUGE DID NOT EXCEED 20 KGF NECESSARY TO BE APPLIED TO EXTERNAL + INTERNAL HANDLES. A/C OK FOR CONTINUED REVENUE SERVICE. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: NONE — NONE · airframe 14,581 hrs · 8,752 cycles

FA REPORTS L1 DOOR DIFFICULT TO OPEN AND CLOSE. REMOVED FROM SERVICE. FERRIED. PERFORMED GVI OF DOOR AND SURROUNDING STRUCTURE INCLUDING ROLLERS AND LINERS. NO DEFECTS NOTED. OPERATED DOOR SEVERAL TIMES. DOOR OPERATES AS INTENDED WITH NO ABNORMALITIES. PERFORMED FUNCTIONAL CHECK OF FORWARD PASSENGER DOOR MAIN HANDLE REF E175 AMM 52-11-20-720 PARA 1-5,7,8. FUNCTIONAL CHECK GOOD. PERFORMED FIM TASK 52-11-00-810-810-A PARA 1-5A (1-2) (Y-Z). ROLLERS ARE AT CORRECT HEIGHT. FOUND SCREW MISSING BETWEEN LINERS NEAR PNEUMATIC ASSIST SERVICING DOOR. RESECURED MAIN AND LOWER LINING IAW E175 AMM 25-23-04-400-801-A PARA 6. Q(11). DOOR OPERATES AS INTENDED. AIRCRAFT RETURNED TO SERVICE.

Part: NONE — NONE (ZONE 200) · airframe 14,537 hrs · 8,728 cycles

AUTOTHROTTLE UNCOMMANDED DISENGAGEMENT WHILE ON APPROACH AND SOURCE ON CAPTAIN SIDE. REMOVED FROM SERVICE. PLACED ON MEL 22-30-00(A). CLEARED 8/25/22 REPLACEDTHRUST CONTROL QUADRANT IAW E175 AMM 76-11-01-000/400-801-A. PERFORMED OPS TEST OF THRUST REVERSERS IAW E175 AMM 78-30-01-720-801-A. OPS TEST PASSED. PERFORMED OPS TEST OF TO/GA SWITCH IAW E175 AMM 22-11-00-710-801-A. OPS TEST PASSED. DUE TO PRIOR HISTORY, PERFORMED OPS TEST OF AT/TCQ UNTERFACE IAW E175 AMM 22-31-00-710-801-A. OPS TEST PASSED. NO FURTHER DEFECTS NOTED. THIS CLEARS MEL. PERFORMED LLM RTS TESTING, TEST PASSED. A/C REMAINS CAT III QUALIFIED, COCKPIT PLACARD READS CAT III. RETURNED TO SERVICE.

Part: AUTOTHROTTLE SYS — INTERMITTENT (ZONE 200) · airframe 14,409 hrs · 8,642 cycles

BELOW 10,000' ON CLIMBOUT, AUTOTHROTTLE UNCOMMANDED AND UN-ANNUNCIATED DISSCONNECT. RE-ENGAGED WITHOUT FURTHER ISSUES. PLACED ON MEL 22-30-00B. MEL CLEARED 8/7 REMOVED AND REPLACED THRUST CONTROL QUADRANT IAW E175 AMM TASKS 76-11-01-000-801-A AND 76-11-01-400-801-A PARAGRAPHS 1 -7A THROUGH 7D AND 7F. DMCM 39659. C/W AMM TASK 76-11-01-400-801-A PARA 7.ER BY C/W AMM TASK 22-11-00-710-801-A (OPS TEST OF TOGA SWITCH. OPS TEST GOOD. PLACARDS REMOVED. CLEAR MEL . RETURNED TO SERVICE.

Part: NONE — NONE (ZONE 800) · airframe 13,077 hrs · 7,760 cycles

F/A REPORTED RIGHT FWD SERVICE DOOR ESCAPE SLIDE ARMING IS VERY STIFF TO ARM. REMOVED FROM SERVICE. REMOVED AND REPLACED TELEFEX CABLE ON FORWARD SERVICE DOOR. AIRCRAFT RETURNED TO SERVICE.

Part: BONDING JUMPER — CUT (PAX DOOR) · airframe 12,408 hrs · 7,307 cycles

UPON ARRIVAL AT THE GATE, GATE AGENT REPORTED MAIN CABIN DOOR EXTREMELY DIFFICULT TO OPEN.(OUTSIDE DOOR LEVER STUCK HALF WAY AND REQUIRED EXCESSIVE FORCE TO OPEN). REMOVED FROM SERVICE. FOUND TYPE 3 BONDING JUMPER FROM SUPPORT ARM TO DOOR CUT. DOOR OPERATES NORMALLY WITH CABLE REMOVED. DEFERRED BONDING JUMPER. AIRCRAFT RETURNED TO SERVICE.

Part: BRAKE — MALFUNCTIONED (MLG) · airframe 11,424 hrs · 6,670 cycles

BRAKE OVERHEAT ON TAXI CAUTION EICAS ILLUMINATED. L/H I/B + O/B BRAKES REACHED TEMPS 446 ON L/H O/B / 438 ON L/H I/B. R/H BRAKES NORMAL TEMPS. 168 ON R/H OB / 119 ON R/H I/B. NO EXCESSIVE BRAKING USED. UPON POST FLIGHT, SMOKE COMING FM L/H I/B+O/B BRAKE AREA. REMOVED FROM SERVICE. C/W OVERHEATED WHEELS INSP REF E175 AMM 05-50-16-200-801-A. NO DEFECTS NOTED. REMOVED AND REPLACED #2 MLG WHEEL/TIRE ASSY REF E175 AMM 32-49-05-000/400-801-A. REMOVED AND REPLACED #1 BRAKE ASSY REF E175 AMM 32-49-11-000/400-801-A. AIRCRAFT RETURNED TO SERVICE.

Part: CONTROLLER — MALFUNCTIONED (WINDOW HEAT) · airframe 11,253 hrs · 6,567 cycles

WINDSHIELD 1 HTR FAIL CAUTION MSG. RETURN TO FIELD. LANDING UNEVENTFUL. PLACED ON MEL. MEL CLEARED BY C/W E175 FIM 30-42-00-810-801-A FOR FAULT CODE 30420028AI1, REMOVED AND REPLACED #1 SPADA I/O MODULE SLOT 19 PER AMM 24-61-05-000-801-A, 24-61-05-400-801-A AS A PRECAUTIONARY, NO HELP. VERIFIED L/H WINDSHIELD HEATING ELEMENT AND TEMP SENSORS PER CMM 56-10-01, CHECKED GOOD. SWAPPED L/H AND R/H WINDSHIELD HEAT CONTROLLERS, FAULT FOLLOWED TO R/H SIDE, SWAPPED BACK TO ORIGINAL POSITIONS AND REPLACED L/H CONTROLLER PER AMM 30-42-01-000-801-A, 30-42-01-400-801-A, OP TEST GOOD, PLACARDS REMOVED, NO CB'S OUT, CLEAR MEL. RETURNED TO SERVICE.

Part: LIGHT — DAMAGED (CABIN) · airframe 11,179 hrs · 6,522 cycles

EMERGENCY EGRESS PATH LIGHTING SECTION "B" ITEM 10 E175 AIPC 33-50-21-01 DAMAGED. REMOVED AND REPLACED EMERGENCY EGRESS PATH LIGHTING SECTION "B" ITEM 10 E175 AIPC 33-50-21-01 IAW E175 AMM 33-50-21-000/400-801-A. OPS TEST GOOD. NO FURTHER DEFECTS NOTED.

Part: LIGHT — MISSING (ZONE 200) · airframe 11,076 hrs · 6,472 cycles

FA REPORTS FLOOR STRIP LIGHTING MISSING. FROM RIGHT HAND SIDE. REMOVED FROM SERVICE. R AND R PHOTOLUMINESCENT IN FRONT OF ROWS 1CD. IN REF WITH E175 AMM TASK 33-50-21-000-801/33-50-21-400-801. AIRCRAFT RETURNED TO SERVICE.

Part: SENSOR — INOPERATIVE (ZONE 100) · airframe 11,048 hrs · 6,454 cycles

ADS 2 HTR FAIL IN FLIGHT. ADVISORY MESSAGES ILLUMINATED ON GND: ADS PROBE 4 FAIL. REMOTE CB TRIP. RETURNED TO FIELD. REMOVED FROM SERVICE. R&R # 4 ADS PROBE. LLM OPS CHECK GOOD E175 AMM 34-15-00-710-801-A. AIRCRAFT REMAINS CAT III QUALIFIED. COCKPIT PLACARD READS CAT III. MTX CTRL NOTIFIED. AIRCRAFT RETURNED TO SERVICE.

Part: FLOOR MAT — UNSECURE (AFT LAVATORY) · airframe 11,027 hrs · 6,437 cycles

AFT LAV FLOORING LOOSE TRIPPING HAZARD. PLACED ON MEL. MEL CLEARED BY REINSTALLED AFT LAV FLOOR MAT IAW E75 AMM 25-24-02-400-801-A. PLACARDS REMOVED. CLEAR MEL. RETURNED TO SERVICE.

Part: GIRT BAR — OBSTRUCTED (R1 DOOR) · airframe 10,841 hrs · 6,329 cycles

R1 DOOR DIFFICULT TO ARM AND DISARM. REMOVED FROM SERVICE. FOUND DEBRIS IN R1 DOOR GIRT BAR FITTING. REMOVED DEBRIS. ARM/DISARM HANDLE OPERATES NORMALLY. REF E175 FIM 52-41-00-810-808-A. FORCE REQUIRED TO ARM/DISARM DOOR IS NOT EXCESSIVE. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: SENSOR — INOPERATIVE (PITOT TUBE) · airframe 10,611 hrs · 6,196 cycles

DURRING CLIMB THROUGH FL290 MASTER CAUTION ADS 2 HTR FAIL AND CYAN MESSAGES -AUTOLAND 1 NOT AVAIL -AP RUDDER NOT AVAIL -ADS 4 SLIPCOMP FAIL -ADS 3 SLIPCOMP FAIL DISPLAYED ON EICAS. DIVERTED. REMOVED FROM SERVICE. AIR DATA SMARTPROBE UPGRADE/REPLACEMENT TO MODEL 2015G2H2H-9A. (R&R ALL SMARTPROBES PER SB170-34-0053). OPS TESTED GOOD. AIRCRAFT IS CAT3 QUALIFIED. COCKPIT PLACARD READS CAT3. MX CONTROL NOTIFIED. AIRCRAFT RETURNED TO SERVICE.

Part: RADIO — MALFUNCTIONED (VHF) · airframe 9,977 hrs · 5,818 cycles

COMM NR 1 WORKED ON THE GROUND BUT SHORTLY AFTER TAKE OFF COMM NR 1 DID NOT WORK ON CAPT OR F/O SIDE. RETURNED TO FIELD. REMOVED FROM SERVICE. PERFORMED A GVI OF NR 1 VHF COMM ANTENNA. NO DEFECTS NOTED. TESTED POWER OUTPUT AND REFLECTED POWER WITH WATT METER. ALL CHECKED GOOD. REMOVED AND REPLACED NR 1 VHF COMM MODULE, PER AMM 23-12-01-000-801-A AND 23-12-01-400-801-A. ALL CHECKED GOOD. MODULE REPLACED AS A PRECAUTIONARY MEASURE. AIRCRAFT RETURNED TO SERVICE.

Part: AUTOLAND SYS — MALFUNCTIONED · airframe 9,646 hrs · 5,641 cycles

UNSATISFACTORY AUTO-LAND ROLL OUT ON RUNWAY 10R. VEERED LEFT JUST AFTER TD (AUTOLAND 1). REMOVED FROM SERVICE, REF W/O 289036 N/R-00003 FOR ADJ OF FEEDBACK SENSORS TAXIED A/C. NO DEFECTS NOTED, REF LP 921416 FOR CAT 3 RETURN TO SERVICE CLEARS DEFECT 921409, PLACARDS REMOVED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: FADEC — INOPERATIVE (#2 ENGINE) · airframe 8,896 hrs · 5,249 cycles

ENG 2 NO DISPATCH AND A/T FAIL ON LANDING. REMOVED FROM SERVICE. FOUND FAULT CODE 73216117E2B IN CMC. REPLACED #2 FADEC REF FIM TASK 72-00-00-810-804. NO FAULTS NOTED AFTER GROUND RUN OPS CHECK. OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.

Part: UNKNOWN — ODOR (CABIN) · airframe 7,722 hrs · 4,588 cycles

AFTER STARTING APU STRANGE ODOR IN FORWARD CABIN. TURNED OFF APU AND SMELL DISSIPATED. AFTER START MOMENTARY APU GEN OFF BUS MASTER CAUTION MESSAGE CLEARED AFTER ABOUT 3 SECONDS. REMOVED FROM SERVICE. APU PLACED ON MEL. MEL CLEARED BY REACTIVATING APU. OPERATED TEMPS THROUGH VARIOUS RANGES. ALL OPERATIONS WERE NORMAL. COULD NOT DUPLICATE ANY ABNORMAL ODORS. CLEARS MEL. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: DOOR — BINDING (MAIN PAX) · airframe 7,440 hrs · 4,403 cycles

MAIN PASSENGER DOOR DIFFICULT TO OPEN. REMOVED FROM SERVICE. AIRCRAFT FERRIED FOR REPAIRS, AND IS CURRENTLY OUT OF SERVICE.

Part: WARNING MESSAGE — FALSE ACTIVATION (NLG STEERING) · airframe 7,426 hrs · 4,395 cycles

STEERING FAIL EICAS MESSAGE ON APPROACH. NEGATIVE NOSE WHEEL STEERING ON LANDING ROLL OUT AND TAXI. ACCOMPLISHED CHECKLIST FOR STEER FAIL IN QRH. STEERED TO GATE USING DIFFERENTIAL BRAKING AND THRUST. GROUND RESET PROCEDURE ACCOMPLISHED. CIRCUIT BREAKER NOT PULLED. STEERING FAIL MESSAGE REMAINED ILLUMINATED. REMOVED FROM SERVICE. INTERROGATED CMC, 'STEERING FAIL' FAULT FOUND WITH 'NO CORRELATION' MESSAGE. CYCLED A/C POWER, FAULT DID NOT RETURN TO EICAS. PERFORMED STEERING HYDRAULIC SYS. OPS TEST. OPS TEST PASSED. FAULT DID NOT RETURN. C/W E175 AMM TASK 32-52-00-710-801-A. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.

Part: HANDLE — BINDING (R1 DOOR) · airframe 7,387 hrs · 4,370 cycles

FA "A" REPORTS DOOR R1 (FWD SVC DOOR) ARMING HANDLE "FIRM" OR RESISTIVE WHEN ARMING DOOR. REMOVED FROM SERVICE. CYCLED ARMING HANDLE SEVERAL TIMES. CLEANED DEBRIS FROM GIRT BAR CHANNEL. ARMING HANDLE CYCLES NORMALLY. A/C OK FOR CONTINUED SERVICE. AIRCRAFT RETURNED TO SERVICE.

Part: DOOR — LACK OF LUBE (MAIN CABIN) · airframe 6,794 hrs · 3,980 cycles

MAIN CABIN DOOR IS STIFF TO OPEN, AS WELL AS SQUEAKS. REMOVED FROM SERVICE. PERFORMED LUBE OF MCD, REF AMM TASK 52-11-22-600-801-A, NO LONGER STIFF TO OPEN AND NO LONGER SQUEAKS. A/C OK FOR SERVICE. NO PARTS REPLACED.

Part: LINER — OUT OF POSITION (CABIN) · airframe 6,047 hrs · 3,526 cycles

AFT MAIN CABIN DOOR VENT FLAP HANDLE OUT OF ALIGNMENT. REMOVED FROM SERVICE. FOUND UPPER LINER INTERFERING WITH VENT FLAP HANDLE. REMOVED UPPER LINER REF AMM TASK 25-23-07-000-801-A. VERIFIED DOOR MECHANISM FOR PROPER OPERATION. NO DEFECTS NOTED. RE INSTALLED UPPER LINER ENSURING PROPER CLEARANCES FROM MECHANISM. REF AMM TASK 25-23-07-400-801-A. RETURNED TO SERVICE.

Part: DOOR — LACK OF LUBE (PAX) · airframe 4,172 hrs · 2,382 cycles

FWD MAIN CABIN DOOR MOVEMENT IS RESTRICTED AND MAKES SQUEAKING NOISE WHEN MOVED. REMOVED FROM SERVICE. LUBRICATED FWD PASSENGER DOOR CHAIN AS PER E175 AMM TASK 52-11-22-600-802-A. NO MORE SQUEAKING PRESENT. NO OTHER VISUAL DEFECTS NOTED. RETURNED TO SERVICE. NO PARTS REPLACED.

Part: AUTOTHROTTLE SYS — MALFUNCTIONED · airframe 2,779 hrs · 1,507 cycles

AUTOTHROTTLE DISSENGAGED ON TAKE OFF ROLL. NO ASSOCIATED CAUTION. ENGAGED AT IN FLIGHT. AFTER LANDING, FAIL CAUTION DISPLAYED. NR 1 & 2 PACKS OFF DISPLAYED ON DEPARTURE BETWEEN 500 - 1,500 FT. REMOVED FROM SERVICE. NO ACTIVE FAULTS. COMPLIED WITH FIM 22-31-00-810-960-A. RESET PROCEDURE TESTED GOOD. NR 1 & 2 PACKS OPS TESTED GOOD. NO FAIL CAUTION NOTED. COULD NOT DUPLICATE. RETURNED TO SERVICE.

Part: LATCH — LACK OF LUBE (STOWAGE BOX DOOR) · airframe 2,613 hrs · 1,405 cycles

LATCH ON AFT FLIGHT ATTENDANT EMERGENCY STOWAGE DOOR VERY DIFFICULT TO OPEN. OUT OF SERVICE. LUBRICATED THE LATCH. DOOR OPENS & CLOSES NORMALLY. RETURN TO SERVICE.

Part: SLAT SYSTEM — FAILED · airframe 1,822 hrs · 952 cycles

CYAN SLAT LOW RATE MESSAGE DISPLAYED. CIRCUIT BREAKER PULLED, AMBER SLAT FAIL MESSAGE DISPLAYED. REMOVED FROM SERVICE.

Part: LIGHT — INOPERATIVE (CABIN) · airframe 737 hrs · 1,414 cycles

SMALL AREA OF THE EMERGENCY LIGHT STRIP AT SEAT ROW 2A DOES NOT ILLUMINATE. REMOVED & REPLACED THE LIGHT IAW AMM 33-50-21-000-801-A, & 33-50-21-400-801-A.

Part: GLOWSTRIP — DAMAGED (CABIN) · airframe 1,412 hrs · 735 cycles

SMALL AREA ON PHOTOLUMINESCENT ESCAPE STRIP AT CABIN SEAT ROW 2A IS DAMAGED. (DOES NOT ILLUMINATE) (PHOTOLUMINESCENT ESCAPE ROUTE MARKING SYSTEM). REMOVED FROM SERVICE. REPLACED. RETURNED TO SERVICE.

Part: SPRING — FAILED (R2 GIRT BAR) · airframe 1,044 hrs · 555 cycles

R2 DOOR LOWER GIRT BAR ARMED INDICATOR DOES NOT SHOW RED. R & R THE R2 DOOR RETENTION SPRING PLATES. INDICATOR SHOWS RED WHEN DOOR IS ARMED. RETURNED TO SERVICE.

Part: GIRT BAR — UNKNOWN (SERVICE DOOR) · airframe 184 hrs · 122 cycles

AFT SERVICE DOOR GIRT BAR ESCAPE SLIDE INDICATOR IS NOT FULLY RED.

Part: SLIDE — MALFUNCTIONED (LT FWD) · airframe 131 hrs · 85 cycles

DURING EVACUATION TEST, THERE WAS A MALFUNCTION IN THE FORWARD LEFT ESCAPE SLIDE. SLIDE WAS DEPLOYED AND REPLACED.

Part: SLIDE — MALFUNCTIONED (AFT LT) · airframe 131 hrs · 85 cycles

DURING EVACUATION TEST, THERE WAS A MALFUNCTION IN THE AFT LEFT ESCAPE SLIDE. SLIDE WAS DEPLOYED AND REPLACED.