N343SB

Part: SEAT TRACK — CORRODED (FUSELAGE)

SBP - DURING MBV INSPECTION, MAINTENANCE FOUND THE RIGHT GALLEY TRACK IS CORRODED. REMOVED AND REPLACED GALLEY TRACK AND PROFILE IAW SAAB SRM 51-40-40, 51-40-21, AND 51-40-22. REF SIMA200123404. (M)

Part: LINK — CORRODED (RT MLG)

DURING MBV INSPECTION, FOUND THE RIGHT MLG SUPPORT ASSEMBLY LINK IS CORRODED IN THE INBOARD HOLES. REMOVED AND REPLACED SUPPORT LINK IAW SAAB AMM 57-40-05. (M)

Part: FRAME — CORRODED (FUSELAGE)

SBP - DURING MBV INSPECTION, MAINTENANCE FOUND A PREVIOUS REPAIR AT STATION 258 FRAMES CORRODED. REMOVED AND FABRICATED NEW FRAMES IAW SAAB REPAIR STATEMENT 340 SDS002169. (M)

Part: TRACK — CORRODED (AIRSTAIR)

SBP - DURING MBV INSPECTION, MAINTENANCE FOUND THE AIRSTAIR TRACK CORRODED. MAINTENANCE REMOVED AND REPLACED THE TRACK IAW SAAB MM. AIRCRAFT WAS THEN RETURNED TO SERVICE. (M)

Part: PLATE — CORRODED (FUSELAGE)

SBP - DURING MBV INSPECTION, MAINTENANCE FOUND THE SEAT TRACK KICK PLATE AT BL 18.3 IS CORRODED IN THE RADIUS. REMOVED AND REPLACED KICK PLATE IAW SAAB SRM 51-40-21, AND 51-40-40. (M)

Part: CARRIAGE — CORRODED (COCKPIT)

SBP - DURING MBV INSPECTION MAINTENANCE, FOUND THE LEFT RUDDER PEDAL CONSOLE CARRIAGE CORRODED. MAINTENANCE REMOVED AND REPLACED THE LEFT CARRIAGE IAW SAAB MM. AIRCRAFT WAS THEN RETURNED TO SERVICE. (M)

Part: TRUNNION — CORRODED (RT MLG)

SBP - DURING MBV INSPECTION MAINTENANCE, FOUND THE RIGHT MAIN LANDING GEAR TRUNNION SUPPORT IS CORRODED IN THE BEARING SUPPORT HOUSINGS. REMOVED AND REPLACED TRUNNION SUPPORT HOUSING IAW SAAB AMM 57-40-05. (M)

Part: TRACK — CORRODED (CABIN)

SBP - DURING MBV INSPECTION, MAINTENANCE FOUND THE RIGHT GALLEY TRACK IS CORRODED. REMOVED AND REPLACED GALLEY TRACK AND PROFILE IAW SAAB SRM 51-40-40, 51-40-21, AND 51-40-22. (M)

Part: INTERCOSTAL — CORRODED (FUSELAGE)

SBP - DURING MBV INSPECTION, MAINTENANCE FOUND THE LEFT GALLEY FLOOR FRAME AND INBOARD BRACKET CORRODED. REMOVED AND REPLACED INTERCOSTAL AND L ANGLE IAW SAAB SRM 51-40-21. REF SIMA200123405. (M)

Part: CARRIAGE — CORRODED (COCKPIT)

SBP - DURING MBV INSPECTION MAINTENANCE, FOUND THE RIGHT RUDDER PEDAL CONSOLE CARRIAGE CORRODED. MAINTENANCE REMOVED AND REPLACED THE RIGHT CARRIAGE IAW SAAB MM. AIRCRAFT WAS THEN RETURNED TO SERVICE. (M)

Part: TRACK — CORRODED (AIRSTAIR)

DURING MBV INSPECTION MAINTENANCE FOUND THE AIRSTAIR TRACK CORRODED. REMOVED AND REPLACED AIRSTAIR TRACK AND SUPPORT ANGLES IAW SAAB SRM 5140-21. (M)

Part: BEAM — CORRODED (CABIN)

SBP - DURING MBV INSPECTION, MAINTENANCE FOUND THE LEFT GALLEY FLOOR FRAME AND INBOARD BRACKET CORRODED. REMOVED AND REPLACED INTERCOSTAL AND L ANGLE IAW SAAB SRM 51-40-21. (M)

Part: TRUNNION — CORRODED (LT MLG)

SBP - DURING MBV INSPECTION MAINTENANCE, FOUND THE LEFT MAIN LANDING GEAR TRUNNION SUPPORT IS CORRODED IN THE BEARING SUPPORT HOUSING. REMOVED AND REPLACED TRUNNION SUPPORT HOUSING IAW SAAB AMM 57-40-05. (M)

Part: WEB — CORRODED (FUSELAGE)

SBP - DURING MBV INSPECTION, MAINTENANCE FOUND THE WEB REINFORCEMENT CORRODED AT STATION 294. REMOVED AND REPLACED WEB REINFORCEMENT IAW SAAB SRM 51-40-21. (M)

Part: PAN — CORRODED (FUSELAGE)

SBP - DURING MBV INSPECTION, MAINTENANCE FOUND THE LAVATORY SERVICE BOX IS CORRODED. REMOVED AND REPLACED LAVATORY SERVICE BOX IAW SAAB SERVICE BULLETIN 340-53-050. (M)

Part: FAN — FAILED (E/E BAY)

PVD - FLT 4528 - FOUND CREW REPORTED THE AVIONICS SMOKE LIGHT ILLUMINATED DURING TAXI. AIRCRAFT WAS RETURNED TO THE GATE. PUT ON MEL AT THIS TIME. MAINTENANCE REMOVED AND REPLACED THE AVIONICS FAN MOTOR IAW AMERICAN EAGLE WORK CARD 1716. OPS CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: CONNECTOR — DIRTY (COCKPIT)

JFK - FLT 5102 - CREW REPORTED SMOKE FROM FIRST OFFICERS SIDE EFIS AREA DURING START UP. MAINTENANCE INSPECTED AND FOUND EXCESSIVE DUST ACCUMLATION ON RIGHT SIDE FLOURESCENT TUBE ELECTRICAL CONNECTORS. MAINTENANCE CLEANED CONNECTORS AND FLOOD LIGHT CONTROL SWITCHES. AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: LIGHT — INOPERATIVE (CABIN)

DFW - 3353 - EMERGENCY OVERHEAD LIGHT AT 14A INOPERATIVE. REMOVED AND REPLACED LAMP AT 14A. OPS CHECK GOOD. (M)

Part: BULB — FAILED (ROW 6)

DFW - FLT 3563 - EMERGENCY FLOOR LIGHT AT SEAT 6B INOPERATIVE. REMOVED AND REPLACED BULB AT 6B. OPS CHECK GOOD. (M)

Part: BULB — FAILED (ROW 12)

DFW - FLT 3302 - EMERGENCY LIGHT AT ROW 12 B/C INOPERATIVE. REMOVED AND REPLACED BULB AT ROW 12 B/C. OPS CHECK GOOD. (M)

Part: BULB — INOPERATIVE (CABIN)

DFW - FLT 3302 - EMERGENCY LIGHTS OUT AT 12 B/C. REMOVED AND REPLACED BULB AT 12 B/C. OPS CHECK GOOD. (M)

Part: BULB — INOPERATIVE (CABIN)

DFW - FLT 3872 - OVERHEAD EMERGENCY LIGHT AT SEAT 8B INOPERATIVE. REMOVED AND REPLACED BULB. OPS CHECK GOOD. (M)

Part: BULB — FAILED (CABIN)

TWO EMERGENCY FLOOR LIGHTS AT SEAT 7BC DO NOT ILLUMINATE. REMOVED AND REPLACED BULBS. OPERATIONAL CHECK GOOD. (M)

Part: SKIN — CHAFED (LT NACELLE)

ABI - DURING A MBV INSPECTION A CHAFE WAS DISCOVERED ON THE LEFT NACELLE INBOARD OUTER SKIN PANEL AT THE FILLET FAIRING SEAL CONTACT POINT. BLENDED THE CHAFED AREA AND PERFORMED AN EDDY CURRENT INSPECTION. FABRICATED A DOUBLER AND A TRIPLER .050 THICK. FABRICATED A SHIM .020 THICK. TREATED ALL REPAIR PARTS WITH PROTECTIVE TREATEMENT INCLUDING POLYURETHANE TOP COAT. APPLIED FILLET SEALANT TO THE CONTACT SURFACE OF THE REPAIR PARTS. ATTACHED TO AIRCRAFT. FILLET SEALANT AROUND EDGE STEPS OF THE REPAIR PARTS. RESTORED SURFACE FINISH. WORK DONW IAW SAAB REPAIR STATEMENT RN 72SDS1471 AND STANDARD SRM PROCEDURES. AIRCRAFT OK FOR SERVICE. (M)

Part: SEAT TRACK — CORRODED (BS 297-329)

ABI - DURING A MBV INSPECTION, SEAT TRACK BL 0 WAS FOUND CORRODED BEYOND SRM LIMITS FROM STATION 297-329. CUT OUT 32 INCH SECTION OF EXISTING SEAT TRACK. FABRICATED A 32 INCH LONG EXTRUSION OF 4650000-043 SHPAL 7075-T76511 MATERIAL. FABRICATED IN 15 INCH LONG U-BEAM OF PLAL 7075-T7351 MATERIAL. POSITIONED REPAIR U-BEAM INSIDE EXISTING SEAT TRACK AND DRILLED HOLES. INSTALLED IN AIRCRAFT, PRIMED AND PAINTED FASTENERS. WORK DONE IAW SAAB SRM 53-70-60 AND STANDARD SRM PROCEDURES. AIRCRAFT OK FOR SERVICE. (M)

Part: SKIN — DENTED (BS 339-363)

ABI - DURING A MBV INSPECTION, DENTS WERE DISCOVERED ON LEFT FUSELAGE SKIN STATION 339-363. CUT OUT DAMAGED AREA AND PERFORMED AN EDDY CURRENT INSPECTION. FABRICATED A REPAIR PLATE .050 THICK. APPLIED PROTECTIVE COAT OF ALODINE AND ONE COAT OF EPOXY PRIMER AND FAY SEALANT TO THE CONTACT SURFACE OF THE DOUBLER AND ATTACHED TO AIRCRAFT APPLIED FILLET SEALANT AROUND REPAIR PLATE EDGE STEP. RESTORED SURFACE FINISH. WORK DONE IAW SAAB SRM 59-70-10 PAGE 215 AND STANDARD SRM PROCEDURES. AIRCRAFT OK FOR SERVICE. (M)

Part: SEAT TRACK — CORRODED (BS 297-329)

ABI - DURING A MBV INSPECTION, SEAT TRACK 18.3L WAS FOUND CORRODED BEYOND SRM LIMITS FROM STATION 297-329. CUT OUT 32 INCH SECTION OF EXISTING SEAT TRACK. FABRICATED A 32 INCH LONG EXTRUSION OF 4650000-043 SHPAL 7075-T76511 EXTRUDED MATERIAL. FABRICATED A 15 INCH LONG U-BEAM OF PLAL 7075-T7351 MATERIAL. POSITIONED REPAIR U-BEAM INSIDE EXISTING SEAT TRACK AND DRILLED HOLES. INSTALLED IN AIRCRAFT. PRIMED AND PAINTED FASTENES. WORK DONE IAW SAAB SRM 53-70-60 AND STANDARD SRM PROCEDURES. AIRCRAFT OK FOR SERVICE. (M)

Part: LINE — BROKEN (HYDRAULIC SYSTEM)

LAX - FLT 3223 - MAIN HYDRAULIC PRESSURE INDICATION DROPPED TO ZERO IMMEDIATELY AFTER TAKEOFF. EMERGENCY GEAR EXTENSION HANDLE PULLED PER QRH. AIRCRAFT RETURNED TO LAX AND LANDED SAFELY. FOUND FLEXIBLE HYDRAULIC LINE FROM HYDRAULIC PUMP TO FILTER BROKEN, RESULTING IN SYSTEM FLUID LOSS. REMOVED AND REPLACED HYDRAULIC LINE AND SERVICED HYDRAULIC SYSTEM. AIRCRAFT RETURNED TO SERVICE. (X)

Part: HOLDER — BROKEN (CABIN)

SBP - EMERGENCY FLOOR PROXIMITY LIGHT AT 57LN HAD A BROKEN HOLDER. REMOVED AND REPLACED SIGN HOLDER. AIRCRAFT RETURNED TO SERVICE. (M)

Part: BULB — FAILED (SEAT 9BC)

LAX - FLT 3230 - EMERGENCY FLOOR PROXIMITY LIGHT AT SEAT 9BC DOES NOT ILLUMINATE. REMOVED AND REPLACED BULB. OPERATIONAL CHECK GOOD. (M)

Part: SMOKE DETECTOR — DEFECTIVE (CARGO COMPT)

FLIGHT 3221, LAX, CARGO SMOKE LIGHT CAME ON. ABORTED TAKEOFF AND FIRED NR 1 FIRE BOTTLE. REPLACED FWD AND AFT CARGO SMOKE DETECTORS.

Part: BATTERY PACK — DISCHARGED (CABIN)

EMERGENCY LIGHTS CAME ON IN FLIGHT. REPLACED ALL 5 EMERGENCY LIGHT BATTERIES.

Part: CIRCUIT BREAKER — DEFECTIVE (HYDRAULIC SYST)

INFLIGHT THE HYDRAULIC CENTRAL WARNING PANEL LIGHT CAME ON. THE EMERGENCY HYDRAULIC PRESSURE AND OUTBOARD BRAKE PRESSURE INDICATED ZERO. THE MAIN PRESSURE WAS AT 2000 PSI. PERFORMED EMERGENCY GEAR EXTENSION IAW THE QRH. AFTER PROCEDURE NOTED THE HYDRAULIC AUTO PUMP, OVERRIDE PUMP AND THE PRESSURE INDICATOR CIRCUIT BREAKERS POPPED. RESET AUTO PUMP CB BUT COULD NOT RESET OVERRIDE PUMP OR PRESSURE CIRCUIT BREAKERS. MAINTENANCE CHECKED LANDING GEAR BEFORE CHANGING THE EXPLOSIVE BOLTS AND COULD NOT DUPLICATE THE CREW'S DISCREPANCY. FOUND THE AUTO PUMP, OVERRIDE PUMP AND THE PRESSURE INDICATOR CIRCUIT BREAKERS TO POP EASILY. REPLACED ALL 3 BREAKERS. REPLACED GEAR EXPLOSIVE BOLTS.

Part: BULB — FAILED (CABIN)

FLIGHT ATTENDANTS EMERGENCY LIGHT ARM PUSH BUTTON FAILS TO ILLUMINATE. REPLACED THE FLIGHT ATTENDANTS ARM LIGHT BULB.

Part: ENGINE — SURGES (RIGHT)

RIGHT ENGINE SURGES 15 PERCENT ON TORQUE AND THE PROP RPM DROPPED 200 TO 300. A LOAD ELECTRICAL CHATTER WAS HEARD OVER THE SPEAKER AND HEADPHONES. THE AIRCRAFT RETURNED TO FIELD WITHOUT INCIDENT. DURING THE MAINTENANCE DEBRIEF THE FLIGHT CREW THEY SAID THEY WERE ENCOUNTERING ICING CONDITIONS. MAINTENANCE GROUND RAN AIRCRAFT WITH THE CTOT ON AND OFF AT TORQUES OF 60 PERCENT TO 95 PERCENT. ALL INDICATIONS AND ENGINE PERIMETERS WERE NORMAL, COULD NOT DUPLICATE DISCREPANCY.

Part: SMOKE DETECTOR — DEFECTIVE (LAVATORY)

THE LAVATORY SMOKE DETECTOR LIGHT CYCLES ON AND OFF ON THE CENTRAL WARNING PANEL. REPLACED LAVATORY SMOKE DETECTOR.

Part: RUDDER STOP — BENT (RIGHT)

CREW REPORTS, THE RUDDER DOES NOT CHECK NORMAL. MAINTENANCE FOUND THE RIGHT RUDDER PEDAL HAS RESTRICETD MOVEMENT AND DOES NOT HIT THE STOPS. REPLACED THE RIGHT RUDDER STOP PLATE AND ADDED SHIMS TO THE LEFT RUDDER STOP.

Part: CIRCUIT BREAKER — TRIPPED (FIRE DET SYST)

DURING FIRST FLIGHT CHECKS ON FIRE DETECTION SYSTEM THERE WAS NO FIRE BELL, NO LEFT FIRE DETECTION LIGHT ON THE CENTRAL WARNING PANEL, AND NO LIGHT ON THE LEFT FIRE HANDLE. MAINTENANCE RESET LEFT ENGINE FIRE DETECTION CIRCUIT BREAKER E-1, ALL SYSTEMS CHECKED GOOD IAW SAAB AMM.

Part: BATTERIES — DISCHARGED (CABIN)

DURING PREFLIGHT, THE CABIN EMERGENCY LIGHT WENT OUT AFTER 5 TO 10 SECONDS. REPLACED EMERGENCY BATTERIES 20LN, 21LN, 22LN, 23LN AND 24LN.

Part: AC GENERATOR — DEFECTIVE (LT ENGINE)

LCH - FLT 5045 - DURING GROUND STARTING PROCEDURES THE CREW NOTED THAT THE LEFT AC GENERATOR LIGHT ILLUMINATED AND FLAMES WERE NOTED FROM THE GENERATOR VENT. MAINTENANCE REPLACED THE LEFT AC GENERATOR AND THE AIRCRAFT WAS RELEASED FOR SERVICE.