N571NN

Part: CONNECTOR — DIRTY (PRESSURE SWITCH) · airframe 19,679 hrs · 17,732 cycles

RECEIVED STEERING INOP CAUTION MSG ON INITIAL CLIMB OUT, RAN QRH MSG PERSISTED / INTERROGATED MDC AND FOUND B1 CODE 007464 AND 007466, TROUBLESHOT IAW CRJ 900 FIM 32-51-50-810-801-A01. FOUND CONTAMINATION ON PRESSURE SWITCHES CONNECTOR MT128 AND MT129, CLEANED CONENCTORS IAW CRJ 900 AMM 51-26-00-110-806-A01. FOUND BENT PINS ON PRESSURE SWITCH MT128, REMOVED AND REPLACED PRESSURE SWITCH MT128 AND MT129 IAW CRJ 900 AMM 29-34-01-000/400-802-A01. LEAK CHECK GOOD, OPS CHECK GOOD

Part: INTERCOSTAL — CORRODED (ZONE 100) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

CORROSION ON INTERCOSTAL ATTACHED TO STRINGER 20RH IN STA. FS= 310.00 TO FS= 364.00 AT MAIN AVIONICS COMPARTMENT, CORROSION ON INTERCOSTAL BTW FS310 TO 319 WAS REMOVED PER CRJ-900 SRM 51-21-06-001-001-A01 AND WAS EVALUATED WITHIN LIMITS PER CRJ-900 SRM 53-21-23-101-002-A02; INTERCOSTAL BTW FS319 TO FS349 WAS EVALUATED OUT OF LIMITS PER CRJ-900 SRM 53-21-23-101-002-A02 AND WAS REPLACED PER CRJ-900 SRM 51-42-21-001-001-A01 AND INTERCOSTAL BTW FS349 TO FS364 WAS CLEANED PER CRJ-900 SRM 51-26-00-001-001-A01 AND NOT DAMAGE WAS FOUND

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

CORROSION ON SEAT RAIL LBL9 BTW FS565 TO FS 677. SEAT RAILS LBL9 BTW FS565 TO FS 677 (3EAS) WERE EVALUATED OUT OF LIMITS PER CRJ-900 SRM 53-31-49-101-001-A02; CRJ900 SRM 53-41-49-101-001-A02 AND WERE REPLACED PER CRJ900 AMM 53-00-49 (CONFIG A12)

Part: FLAP — NICKED (ZONE 600) · airframe 18,877 hrs · 17,034 cycles

SEVERAL NICKS ON LOWER SKIN OF RH INBOARD FLAP FLS 15.00 TO FLS 65.5. NICKS ON LOWER SKIN OF RH INBOARD FLAP FLS 15.00 TO FLS 65.5 WAS REMOVED PER CRJ-900 SRM 51-12-00-001-001-A01 AND WERE EVALUATED WITHIN LIMITS BTW FLS 45.00 TO FLS 65.00 AND OUT OF LIMITS BTW FLS15.00 TO FLS45.00 PER CRJ-900 SRM 57-52-01-101-001-A01 AND WAS REPAIRED PER CRJ-900 SRM 57-52-01-201-005-A01

Part: PLATE — CORRODED (ZONE 100) · airframe 18,877 hrs · 17,034 cycles

CORROSION ON KICKPLATE AND MID CAP OF SURROUND STRUCTURE AT PASSENGER DOOR. CORROSION ON KICKPLATE AND MID CAP OF SURROUND STRUCTURE AT PASSENGER DOOR WAS REMOVED PER CRJ900 SRM 51-21-06-001-001-A01, WERE EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-21-23-101-001-A02 AND WERE REPLACED PER CRJ900 SRM CRJ-900 SRM 51-42-06-001-001-A01, CRJ900 SRM 51-42-21-001-001-A01, CRJ900 SRM 51-41-02-001-001-A01 PAR. AND CRJ900 AMM 20-21-00-910-801 (CONFIG A01)

Part: BRACKET — CORRODED (UNKNOWN) · airframe 18,877 hrs · 17,034 cycles

CORROSION ON BRACKETS, MACHINED (4EAS) OF INTERNAL STRUCTURE AT FWD CARGO COMPARTMENT. BRACKETS, MACHINED (4EAS) OF INTERNAL STRUCTURE AT FWD CARGO COMPARTMENT WERE EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-32-58-101-001-A01 AND WERE REPLACED PER CRJ900 SRM 51-42-06-001-001-A01 CRJ900 SRM 51-42-21-001-001-A01 AND CRJ900 SRM 51-42-22-001-001-A01

Part: HINGE — CORRODED (ZONE 800) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

CORROSION ON STAIR STEP HINGE ACCESS PANEL 832ET. STAIR STEP HINGE OF ACCESS PANEL 832ET WAS EVALUATED OUT OF LIMITS PER CRJ900 SRM 53-00-00-101-001-A01 AND WAS REPLACED PER CRJ900 SRM 51-41-02-001-001-A01

Part: FLAP — NICKED (ZONE 500) · airframe 18,877 hrs · 17,034 cycles

SEVERAL NICKS ON LOWER SKIN OF LH INBOARD FLAP FLS 15.00 TO FLS 65.5. NICKS ON LOWER SKIN OF LH INBOARD FLAP FLS 15.00 TO FLS 65.5 WAS REMOVED PER CRJ-900 SRM 51-12-00-001-001-A01 AND WERE EVALUATED WITHIN LIMITS BTW FLS 45.00 TO FLS 65.00 AND OUT OF LIMITS BTW FLS15.00 TO FLS45.00 PER CRJ-900 SRM 57-52-01-101-001-A01 AND WAS REPAIRED PER CRJ-900 SRM 57-52-01-201-005-A01

Part: SKIN — SCRATCHED (ZONE 200) · airframe 18,877 hrs · 17,034 cycles

FUSELAGE SKINS AND PLATING ALLOWABLE DAMAGE PERM REPAIR DUE IN 6000FH FROM INCORP. SCRATCH ON FUSELAGE SKIN BTW FS1162 AND STGR 19L WAS REPAIRED PER EA 23-C9-53-1022 REV. IR. SECTION III PERMANENT REPAIR

Part: FITTING — CORRODED (ZONE 100) · airframe 18,877 hrs · 17,034 cycles

CORROSION ON JACK FITTING SUPPORTS (2EAS) BTW FS=265.00 AND FS=280.00 AT AT MAIN AVIONICS COMPARTMENT. (E/E). CORROSION ON JACK FITTING SUPPORTS (2EAS) BTW FS=265.00 AND FS=280.00 AT AT MAIN AVIONICS COMPARTMENT. (E/E) WAS EVALUATE PER CRJ-900 SRM 51-21-06-001-001-A01 AND WAS FOUND WITIN LIMITS PER CRJ/900 SRM 53-00-00-101-001-A01.

Part: SKIN — WORN (ZONE 600) · airframe 18,877 hrs · 17,034 cycles

WEAR ON FIXED LEADING EDGE (622AR, 622BR, 631AR) AT RH WING. FIXED LEADING EDGE (622AR, 622BR, 631AR) AT RH WING WAS REPAIRED PER EA 23-C9-57-1023-IR SECTION III PERMANENT REPAIR AND EA 23-C9-57-1058-IR SECTION III PERMANENT REPAIR

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

CORROSION ON SEAT RAILS (SEVERAL LOCATIONS) LBL 9 AND RBL 9 BTW FS 874.00 TO FS 977.00 AT PASSENGER CABIN. SEAT RAILS (SEVERAL LOCATIONS) LBL 9 AND RBL 9 BTW FS 874.00 TO FS 977.00 AT PASSENGER CABIN WERE EVALUATED PER CRJ-900 SRM 53-41-49-101-001-A02; CRJ-900 SRM 53-51-49-101-001-A02 AND WERE REPLACED PER CRJ900 AMM 53-00-49 (CONFIG A12)

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

DAMAGE: SEVERAL SCRATCHES ON SEAT RAIL LH BTW FS394.00 AND FS409.00 STGR15L. DUE TO NOT PERMISIBLE DAMAGE ON SEAT RAIL LH BETWEEN FS 394.00/ FS409.00 AND STGR15L WAS REPLACED PER CRJ-900 SRM 53-21-49-101-001-A01, AMM 53-00-49-000-801 (CONF.A12) AND AMM 53-00-49-400-801 (CONFIG A12)

Part: INTERCOSTAL — CORRODED (ZONE 100) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

CORROSION ON INTERCOSTALS (2 EAS) IN STA. FS= 349 TO FS= 364 NEAR STGR 27 AT MAIN AVIONICS COMPARTMENT. (E/E). INTERCOSTALS (2EAS) IN STA. FS= 349 TO FS= 364 NEAR STGR 27 AT MAIN AVIONICS COMPARTMENT. (E/E) WERE EVALUATED OUT OF LIMITS PER CRJ-900 SRM 53-21-23-101-003-A02 AND WERE REPLACED PER CRJ900 SRM 51-42-06-001-001-A01.

Part: SKIN — UNKNOWN (ZONE 200) · airframe 18,877 hrs · 17,034 cycles

SEVERAL LIGHTNING STRIKES ON EXTERNAL FUSELAGE SKIN BTW FS280.00 TO FS693.00 AND STGR21LH TO STGR 21RH. REPAIRED PER CRJ900 SRM 53-00-00-201-003-A03 AND EA 23-C9-53-1002 REV IR SECTION III.

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

CORROSION ON SIDE SEAT RAILS (SEVERAL LOCATIONS) STRG 15 LH BTW FS 669.40 TO FS 977.00 AT PASSENGER CABIN. CORROSION ON SIDE SEAT RAILS STRG 15 LH BTW FS 669.40 TO FS 977.00 AT PASSENGER CABIN 4EAS WERE EVALUATED PER CRJ 900 SRM 53-41-49-101-001-A02; CRJ900 SRM 53-51-49-101-001-A02 AND WERE REPLACED PER CRJ900 AMM 53-00-49-000-801 (CONFIG A12) AND PER CRJ-900 AMM 53-00-49-400-801 (CONFIG A12)

Part: SKIN — UNKNOWN (ZONE 200) · airframe 18,877 hrs · 17,034 cycles

SEVERAL LIGHTNING STRIKES ON EXTERNAL FUSELAGE SKIN BTW FS144.00 TO FS280.00 AND BTW STGR23LH TO STGR 26LH. SEVERAL LIGHTNING STRIKES ON EXTERNAL FUSELAGE SKIN BTW FS144.00 TO FS280.00 AND BTW STGR23LH TO STGR 26LH WERE EVALUATED AND REPAIRED PER CRJ900 SRM 53-00-00-201-003-A03 AND PER EA 23-C9-53-0991 REV IR

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

CORROSION ON SEAT RAIL LH BTW FS661+8.40 AND FS669.40 STGR15L(SEVERAL LOCATIONS) SEAT RAIL LH BTW FS661+8.40 AND FS669.40 STGR15L WERE EVAULATED PER CRJ 900 SRM 53-31-49-101-001-A02 AND WERE REPLACED PER CRJ900 AMM 53-00-49 (CONFIG A12)

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

CORROSION ON SEAT RAIL RBL9 BTW FS565 TO FS 677. SEAT RAILS RBL9 BTW FS565 TO FS 677 (3EAS) WERE EVALUATED OUT OF LIMITS PER CRJ-900 SRM 53-31-49-101-001-A02; CRJ900 SRM 53-41-49-101-001-A02 AND WERE REPLACED PER CRJ900 AMM 53-00-49 (CONFIG A12)

Part: SKIN — WORN (ZONE 500) · airframe 18,877 hrs · 17,034 cycles

WEAR ON FIXED LEADING EDGE (522AL, 522BL) AT LH WING. WEAR ON FIXED LEADING EDGE (522AL, 522BL) AT LH WING WAS BLENDED OUT AND EVALUATED PER EA 23-C9-57-1012 REV. IR

Part: FLOORBEAM — CRACKED (ZONE 100) · airframe 18,877 hrs · 17,034 cycles

CRACK ON CENTER COCKPIT FLOOR BEAM RBL12 AT FS 280.00 FLOOR INTERNAL SUPPORT STRUCTURE BELOW FLIGHT COMPARTMENT WAS FOUND. CENTER COCKPIT FLOOR BEAM RBL12 AT FS 280.00 FLOOR INTERNAL SUPPORT STRUCTURE WAS REPAIRED PER REO 690-53-11-1576 REV. --

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

CORROSION ON SIDE SEAT RAILS (SEVERAL LOCATIONS) STRG 15 RH BTW FS 669.40 TO FS 977.00 AT PASSENGER CABIN. CORROSION ON SIDE SEAT RAILS STRG 15 RH BTW FS 669.40 TO FS 977.00 AT PASSENGER CABIN 5EAS WERE EVALUATED PER CRJ 900 SRM 53-41-49-101-001-A02; CRJ900 SRM 53-51-49-101-001-A02 AND WERE REPLACED PER CRJ900 AMM 53-00-49-000-801 (CONFIG A12) AND PER CRJ-900 AMM 53-00-49-400-801 (CONFIG A12)

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

DAMAGE: CORROSION ON SEAT RAIL RBL9 BTW FS=364/FS477. DUE TO NOT PERMISIBLE DAMAGE ON SEAT RAIL RBL9 BTW FS=364/FS477 WAS REPLACED PER CRJ/900 SRM 53-21-49-101-001-A01, AMM 53-00-49-000-801 (CONFIG A12) AND AMM 53-00-49-400-801 (CONFIG A12)

Part: SKIN — WORN (ZONE 500) · airframe 18,877 hrs · 17,034 cycles

WEAR ON TRAILING EDGE SLAT 1 BTW SS57.50 TO SS199.66 AT LH WING. WEAR ON TRAILING EDGE SLAT 1 BTW SS57.50 TO SS199.66 AT LH WING WAS REPAIRED PER EA 23-C9-57-0958 REV. A. SECTION III PERMANENT REPAIR.

Part: SKIN — NICKED (ZONE 100) · airframe 18,877 hrs · 17,034 cycles

SEVERAL NICKS AT LOWER SKIN OF AFT FUSELAGE BTW FS1000.0 AND FS1069.75 AND BTW STGR 21LH AND STGR 21RH. SEVERAL NICKS AT LOWER SKIN OF AFT FUSELAGE BTW FS1000.0 AND FS1069.75 AND BTW STGR 21LH AND STGR 21RH WERE BLEND OUT PER CRJ-900 SRM 51-12-00-001-001-A01 AND WERE EVALUATED WITHIN PER CRJ-900 SRM 53-61-01-101-003-A02 AND REPAIRED PER EA 23-C9-53-1003 REV. IR SECTION III - PERMANENT REPAIR.

Part: STAND OFF — CORRODED (ZONE 100) · corrosion level 2 · airframe 18,877 hrs · 17,034 cycles

DAMAGE: CORROSION ON STANDOFF BTW FS 319.70/ FS: 310.00 AND STGR 26 LH AT MAIN AVIONICS COMPARTMENT. E/E.SOLUTION: STANDOFF WAS REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01 AND 51-42-10-001-001-A01

Part: DRAG ANGLE — CRACKED (ZONE 300) · airframe 18,877 hrs · 17,034 cycles

DAMAGE DESCRIPTION: CRACK ON VERTICAL STABILIZER TO FUSELAGE ATTACHMENT AFT DRAG ANGLE LH/RH , BTW 55.625% STGR DATUM TO 67.5% REAR SPAR DATUM (TRACE AT BL0.00). DRAG ANGLE LH AFT/RH FWD AND AFT WERE REPAIRED PER STEP CRJ-900 SRM 55-31-00-201-001-A01

Part: PIN — UNSERVICEABLE (400) · airframe 13,088 hrs · 11,847 cycles

RH ENGINE FAN VIBE OUTSIDE NORMAL OPERATING RANGE DURING T/O, CLIMB, AND CRUISE. REMOVED AND REPLACED R.H. ENGINE FAN BLADE PINS IAW CRJ 900 AMM72-21-02-400-801-A01-PSA. PERFORMED VIBE CHECK IAW AMM71-00-00-720-806-A01. VIBE CHECK GOOD.

Part: UNKNOWN — ODOR (CABIN) · airframe 17,405 hrs · 15,836 cycles

SMOKE IN CABIN AFTER TAKEOFF AROUND ROW 8. / AFTER TALKING WITH CREW AND SMELL OF THE PASSENGER COMPARTMENT SUSPECT RESIDUAL WASH SOLUTION IN BOTH ENGINES. TROUBLESHOT SMOKE SMELL IAW CRJ900 FIM 21-22-00-810-806 USING FLOW CHART. PERFORMED HIGH POWER BLEED SYSTEM DRY OUT ON LH AND RH ENGINES IAW CRJ900 AMM 72-00-00-100-801-A01. NO SMOKE OR SMELL OF SMOKE NOTICED AFTER DRY OUT. ALSO PERFORMED OPERATIONAL TEST OF PASSENGER COMPARTMENT LIGHTS IAW CRJ900 AMM 33-21-00-710-801, OPERATIONAL TEST OF THE AIR CONDITIONING SYSTEM IAW CRJ900 AMM 21-51-00-710-801, AND PERFORMED GVI OF PSU AND OUTLETS AT SEAT 4,8, AND 9. ALL OP CHECKS GOOD. REFER TO TRFKE009PNRR FOR ENGINE WATERWASH.

Part: SMOKE WARNING — FALSE INDICATION · airframe 16,548 hrs · 15,073 cycles

CREW ACARS'D THEIR DISPATCHER SAYING THEY HAD A SMOKE FWD LAV WARNING. NO FIRE, SMOKE, OR FUMES WERE DETECTED. PLANNING ON LANDING IN MEM AS PLANNED. DID NOT DECLARE AN EMERGENCY. OPS CHECKED FWD LAV SMOKE DETECTOR, FWD LAV LIGHTS, AND GALLEY/LAV EXHAUST FANS IAW CRJ 900 AMM 26-16-00-710-802-A01, 33-25-00-710-802-A01 AND AMM 21-23-93-710-801/802-A01. ALL OPS CHECK GOOD, NO SMOKE OR FUMES NOTED.

Part: PIN — WORN (400) · airframe 15,972 hrs · 14,579 cycles

SHORTLY AFTER TAKEOFF FROM DCA, THE CREW NOTICED THAT THE R ENGINE VIBE WENT INTO THE AMBER. THEY CONTINUED MONITORING IT AND SAW IT GO UP TO 2.6 AT ONE POINT. THEY SAID THE FAS STATED THEY COULDN'T HEAR ANYTHING IN THE CABIN OVER THE VIBRATIONS AND THE PILOTS NOTICED THAT THE ENGINE VIBE LEVELS KEPT WORSENING. THEY DECLARED AN EMERGENCY AND DIVERTED TO IAD. THE TRUCKS ROLLED, THEY DID NOT LAND OVERWEIGHT, AND THERE WAS NO ENGINE SHUTDOWN. AAN- SEVERE ENGINE VIB RIGHT ENGINE 2.8 INDICATED AND PROGRESSING. STRONG PHYSICAL VIB FELT THROUGH OUT AIRCRAFT. / INTERROGATED MDC FOUND EXCEEDANCE FOR RH ENG OF 2.2 VIB. PERFORMED GVI OF FAN BLADES IAW CRJ 700 AMM 72-20-00-210-801 (A01). C/W INSPECTION FOR FAN BLADE STIFFNESS IAW CRJ 900 AMM 72-21-02-200-803. ALL FAN BLADES MOVED FREELY. REMOVED AND REPLACED R/H ENGINE FAN BLADE PINS IAW CRJ 900 AMM 12-20-72-640-803. C/W VIBE CHECK FOR R/H ENGINE IAW CRJ 900 AMM 71-00-00-720-806. VIBE CHECK GOOD.

Part: STOP FITTING — OUT OF LIMITS · airframe 15,565 hrs · 14,236 cycles

PAX DOOR HARD TO OPEN / CLEANED AND LUBED PAX DOOR IAW CRJ900 AMM 12-20-52-640-817-A01 OPS CHECK FAILED WHILE CLOSING DOOR, HANDLE BINDS WILL NOT FULLY CLOSE INTERMITTENTLY. FOR CONTINUED CORRECTIVE ACTION SEE LOG PG 201761 PG 18 ITEM 1. PERFORMED DVI OF THE INTERNAL COMPONENTS OF THE PAX DOOR IAW CRJ900 AMM 05-21-00-210-801-A01. NO DEFECTS NOTED. PERFORMED OPERATIONAL CHECK OF THE PAX DOOR IAW CRJ900 AMM 52-11-00-710-801-A02 AND OBSERVED RUBBING BETWEEN PAX DOOR FWD UPPER STOP FITTINGS AND PIN. PER CRJ900 AMM 52-11-02-400-830 RUBBING WAS FOUND TO BE OUT OF LIMITS. REMOVED AND REINSTALLED PAX DOOR PIN STOP FITTING TO WITHIN LIMITS IAW CRJ900 AMM 52-11-02-000/400-830. PERFORMED SEVERAL OP CHECKS OF PAX DOOR IAW CRJ900 AMM 52-11-00-710-801-A02. OPS CHECK GOOD, NO OTHER DEFECTS NOTED

Part: MANIFOLD — MAKING METAL (NLG STEERING) · airframe 13,381 hrs · 12,314 cycles

EMERGENCY DECLARED GOING INTO PNS DUE TO NOSE WHEEL STEERING INOPERABLE MESSAGE. STATION PREPARED THE TRUCKS TO ROLL UPON ARRIVAL. CREW LANDED SAFELY AND WAS ABLE TO RESET THEIR NOSE WHEEL STEERING AND MOVE UNDER THEIR OWN POWER TO THE GATE. REMOVED NLG STEERING WHEEL WIRING HARNESS, IAW CRJ-900 AMM 32-21-01-000-803-A01. INSTALLED NLG STEERING WHEEL WIRING HARNESS UP TO STEP 4A1, IAW CRJ-900 AMM 32-21-01-000-803-A01.

Part: STRUCTURE — PUNCTURED (FUSELAGE) · airframe 12,302 hrs · 11,311 cycles

PUNCTURE DAMAGE BETWEEN FS1031 AND FS1047 JUST BELOW STGR 22L. C/W PERMANENT REPAIR IAW STS EA72-2020-082 INSTRUCTIONS. AIRCRAFT WEIGHT & BALANCE NOT AFFECTED PER PSA WEIGHT & BALANCE MANUAL. FAA FORM 337 SUBMITTED. WITNESSED NAT REVEAL LVL II NDT OF AMERICAN TESTING SERVICES PERFORM HFEC OF TRIM OUT EDGES. NO INDICATIONS NOTED. HFEC INSPECTION OF EXISTING FASTENER HOLES COMPLETED BY AMERICAN TESTING SERVICE. FOUND ACCEPTABLE INDICATIONS AT THIS TIME. HFEC INSPECTION OF REPAIR DOUBLER. FOUND ACCEPTABLE CONDITION AT THIS TIME.

Part: MANIFOLD — FAULTY (HYD SYSTEM) · airframe 11,860 hrs · 10,924 cycles

ON INITIAL CLIMB OUT HYDRAULIC PUMP 2B SHOWED PRESSURE IN FLIGHT, MX ADVISED RTF AS WOULD REQUIRE A ROAD TRIP TO GPT TO FIX THE AC. CREW THEN BURNED OFF THE EXTRA FUEL TO AVOID AN OVERWEIGHT LANDING. AIRCRAFT LANDED SAFELY AND TAXIED TO GATE WITHOUT ISSUE. R&R #2 PRESSURE MANIFOLD, OPS CHECK GOOD.

Part: MEGAPHONE — NO TEST (CABIN) · airframe 11,257 hrs · 10,383 cycles

MEGAPHONE WON'T TURN ON. REMOVED AND REPLACED MEGAPHONE IAW CRJ 900 AMM. OPERATIONAL CHECK GOOD AT THIS TIME

Part: WARNING MESSAGE — FALSE ACTIVATION (NLG STEERING) · airframe 4,995 hrs · 4,628 cycles

STEERING INOPERABLE CAUTION MESSAGE AFTER TAKEOFF, EMERGENCY DECLARED. MAINTENANCE PERFORMED A SYSTEM RESET.

Part: CONNECTOR — LOOSE (NOSE WHEEL STEER) · airframe 4,388 hrs · 4,058 cycles

NOSE WHEEL STEERING INOPERATIVE MESSAGE IN FLIGHT. CYCLED SYSTEM CIRCUIT BREAKERS AND TIGHTENED LEFT HAND ACTUATOR CONNECTOR.

Part: PRESSURE SWITCH — FAULTY (HYDRAULIC SYSTEM) · airframe 4,388 hrs · 4,058 cycles

STEERING INOPERATIVE MESSAGE DURING FLIGHT AFTER TAKEOFF. REMOVED AND REPLACED PUMP PRESSURE SWITCH 3A.

Part: WARNING MESSAGE — FALSE ACTIVATION (NLG STEERING) · airframe 4,310 hrs · 3,981 cycles

NOSE WHEEL STEERING INOPERATIVE CAUTION MESSAGE. RESET CIRCUIT BREAKERS.

Part: PRESSURE SWITCH — FAILED (HYD SYSTEM) · airframe 4,021 hrs · 3,707 cycles

NOSE WHEEL STEERING INOPERATIVE CAUTION MESSAGE AFTER TAKEOFF. THE CREW DECLARED AN EMERGENCY, CONTINUED TO DESTINATION AND LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED HYDRAULIC SYSTEM 3A LOW PRESSURE SWITCH MT128 AND PERFORMED CHECKS IAW AMM. OPS CHECK GOOD, THE AIRCRAFT WAS RELEASED FOR SERVICE.

Part: COVER — MISSING (AIR CONDITIONING) · airframe 3,637 hrs · 3,353 cycles

EXTERNAL AIR CONDITIONING CONNECTOR COVER MISSING. MAINTENANCE INSPECTED, REPLACED THE EXTERNAL AIR CONDITIONING CONNECTOR COVER AND PERFORMED CHECKS IAW THE AMM. THE ACFT WAS RELEASED FOR SERVICE.

Part: STEERING SYS — MALFUNCTIONED (NLG) · airframe 3,124 hrs · 2,864 cycles

STEERING INOPERABLE CAUTION MESSAGE. THE CREW DECLARED AN EMERGENCY, PROCEEDED TO DESTINATION AND LANDED WITHOUT INCIDENT. MAINTENANCE PERFORMED CHECKS AND SYS RESET WITH CREW IAW THE AMM. THE ACFT WAS RELEASED FOR SERVICE.