N174AE

Part: POWER SUPPLY — DISCHARGED (CABIN)

LFT - FLT 9305 - SEVERAL EMERGENCY LIGHTS INOPERATIVE. FERRIED TO DFW. REMOVED AND REPLACED POWER SUPPLIES. ALL P/NS OFF ARE THE SAME, S/N OFF AT 20LN-1868, 22LN-18400, 23LN-18375, 24LN-17497. (M)

Part: POWER SUPPLY — DISCHARGED (CABIN)

SHV - FLT 3536 - CREW REPORTED THE EMERGENCY LIGHTS WILL NOT TEST. MAINTENANCE REMOVED AND REPLACED ALL FIVE EMERGENCY LIGHT POWER SUPPLY UNIT IAW SAAB MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. REF SIMA200123301 (M)

Part: POWER SUPPLY — DISCHARGED (CABIN)

SHV - FLT 3536 - CREW REPORTED THE EMERGENCY LIGHTS WILL NOT TEST. MAINTENANCE REMOVED AND REPLACED ALL FIVE EMERGENCY LIGHT POWER SUPPLY UNIT IAW SAAB MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. REF SIMA200123301 (M)

Part: POWER SUPPLY — DISCHARGED (CABIN)

SHV - FLT 3536 - CREW REPORTED THE EMERGENCY LIGHTS WILL NOT TEST. MAINTENANCE REMOVED AND REPLACED ALL FIVE EMERGENCY LIGHT POWER SUPPLY UNIT IAW SAAB MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. REF SIMA200123301 (M)

Part: POWER SUPPLY — DISCHARGED (CABIN)

CREW REPORTED THE EMERGENCY LIGHTS WILL NOT TEST. MAINTENANCE REMOVED AND REPLACED ALL FIVE EMERGENCY LIGHT POWER SUPPLY UNIT IAW SAAB MM. OPS CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. REF SIMA200123301. (M)

Part: POWER SUPPLY — DISCHARGED (CABIN)

CREW REPORTED THE EMERGENCY LIGHTS WILL NOT TEST. MAINTENANCE REMOVED AND REPLACED ALL FIVE EMERGENCY LIGHT POWER SUPPLY UNIT IAW SAAB MM. OPS CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: LIGHT — INOPERATIVE (COCKPIT)

DFW - FLT 3344 - EMERGENCY SWITCH PUSHBUTTON BACK LIGHTING ON FA PANEL INOPERATIVE. RELAMPED, OPS CHECK GOOD IAW AMM. (M)

Part: LIGHT — INOPERATIVE (CABIN)

DFW - FLT 3669 - EMERGENCY EXIT IN OVERHEAD PANEL AT SEATS 3BC INOPERATIVE. ISSUED MEL 33-13. REMOVED AND REPLACED LIGHT BULB IN 3BC IAW AMM. OPS CHECK GOOD. (M)

Part: ADI — INOPERATIVE (COCKPIT)

DFW - FLT 3508 - EN ROUTE TO DFW CAPTAINS EADI WENT BLANK WITH AN ELECTRICAL SMELL THAT DISSIPATED AFTER ABOUT FIVE MINUTES. ALSO NOTED THE ADI BREAKER HAD POPPED. MAINTENANCE REMOVED AND REPLACED THE NR 1 AND 2 ADI''S AND THE NR 1 DPU. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. REF SIMA3301(M)

Part: DPU — INOPERATIVE (COCKPIT)

DFW - FLT 3508 - EN ROUTE TO DFW CAPTAINS EADI WENT BLANK WITH AN ELECTRICAL SMELL THAT DISSIPATED AFTER ABOUT FIVE MINUTES. ALSO NOTED THE ADI BREAKER HAD POPPED. MAINTENANCE REMOVED AND REPLACED THE NR 1 AND 2 ADI AND THE NR 1 DPU. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: ADI — INOPERATIVE (COCKPIT)

DFW - FLT 3508 - EN ROUTE TO DFW CAPTAINS EADI WENT BLANK WITH AN ELECTRICAL SMELL THAT DISSIPATED AFTER ABOUT FIVE MINUTES. ALSO NOTED THE ADI BREAKER HAD POPPED. MAINTENANCE REMOVED AND REPLACED THE NR 1 AND 2 ADI''S AND THE NR 1 DPU. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: BULB — INOPERATIVE (CABIN)

DFW - FLT 3669 - EMERGENCY EXIT IN OVERHEAD PANEL AT SEATS 3BC INOPERATIVE. ISSUED MEL 33-13. REMOVED AND REPLACED LIGHT BULB IN 3BC IAW AMM. OPS CHECK GOOD. (M)

Part: SKIN — DENTED (CARGO DOOR)

ABI - REPAIRED DENT IN CARGO DOOR. INSPECTED AND DETERMINED THE LARGEST EXTENT OF DAMAGED AREA TO BE REPAIRED. A CUT-OUT WITH A MINIMUM RADIUS OF .5 INCH WAS MADE IN THE SKIN TO REMOVE DAMAGE. FABRICATED A FILLER PLATE WITH DIMENSIONS EQUAL TO CUT-OUT, THICKNESS EQUAL TO THE EXISTING SKIN. FAB A DOUBLER PLATE .032 INCH THICK WHICH OVERLAPPED CUT-OUT BY 1.0 INCH. APPLIED EPOXY FILLER LY/HY 5052 TO EXPOSED HONEYCOMB AND INSTALLED FILLER PLATE. BONDED DOUBLER TO CARGO DOOR WITH ADHESIVE EA 9330 AND APPLIED PRESSURE TO REPAIR DURING CURING. FILLET SEALED AROUND REPAIR AND RESTORED SURFACE PROTECTION. WORK DONE IAW SAAB 340B SRM 52-10-10, PAGES 201-203, AND STD SRM PRACTICES. ACFT OK FOR SERVICE. (X)

Part: SKIN — DENTED (CARGO DOOR)

ABI - AIRCRAFT ARRIVED FOR PERMANENT REPAIR TO A DENT IN THE CARGO DOOR. EVALUATED AREA AND REMOVED PAINT. A CUT-OUT WITH A MINIMUM RADIUS OF .5 INCH WAS MADE IN THE SKIN TO REMOVE THE DAMAGE. FABRICATED A FILLER PLATE WITH DIMENSIONS EQUAL TO THE CUT-OUT, THICKNESS EQUAL TO THE EXISTING SKIN. FABRICATED A DOUBLER PLATE WHICH OVERLAPS CUT-OUT BY 1.0 INCH. APPLIED EPOXY FILLER LY/HY 5052 TO EXPOSED HONEYCOMB AND INSTALLED FILLER PLATE. BONDED DOUBLER TO CARGO DOOR WITH ADHESIVE EA 9330 AND APPLIED PRESSURE TO THE REPAIR DURING CURING. RESTORED SURFACE FINISH. WORK DONE IAW SAAB REPAIR STATEMENT 72SDS1332 AND SAAB 340 SR 52-30-10, PAGE 203, 52-10-10, PAGES 201-203. AIRCRAFT OK FOR SERVICE. (X)

Part: SKIN — CORRODED (FUSELAGE)

OKC - LEFT SIDE OF EXTERNAL FUSELAGE SKIN IS CORRODED AT FS 413 WL 113.8. BEAD BLASTED SKIN, FABRICATED AND INSTALLED EXTERNAL DOUBLER AND TRIPLER. AIRCRAFT RETURNED TO SERVICE. (M)

Part: SKIN — CORRODED (FUSELAGE)

OKC - AFT EXTERNAL FUSELAGE BELLY SKIN IS CORRODED AROUND BUTT JOINT AT STATION 622. CUT OUT DAMAGE, FABRICATED AND INSTALLED FILLER FROM .040 AND DOUBLER FROM .063. AIRCRAFT RETURNED TO SERVICE. (M)

Part: SEAT TRACK — CORRODED (BS 595-686)

ABI - DURING MBV INSPECTION, FOUND 3 SEPARATE SECTIONS OF SEAT TRACK CORRODED. PERFORMED REMOVAL AND REPLACEMENT OF TWO SEAT TRACK, AND SPLICE REPAIR ON THE REMAINING ONE. AIRCRAFT RETURNED TO SERVICE. (M)

Part: PITCH CONT UNIT — SURGES (RT ENGINE)

FPO - FLT 5711 - RIGHT PROP RPM SURGED IN EXCESS OF 1500 RPM. POWER SETTING 25-35 PERCENT TORQUE POWER REDUCTION BROUGHT SURGE TO 1360-1480 RPM. PROP DID NOT FEATHER ON ENGINE SHUTDOWN AND WILL NOT RESPOND TO FEATHERING PUMP. SURGE IS 800-100/1340 WITH CONDITION LEVERS IN MINIMUM POSITION. OIL LEAKING OUT OF COWL AT OIL COOLER DISCHARGE DUCT. REMOVED AND REPLACED RT PCU AND RT PROP TRANSFER TUBE. OPERATIONAL AND LEAK CHECK GOOD. (M)

Part: BATTERY PACK — DISCHARGED (CABIN)

TPA - FLT 9875 - EMERGENCY LIGHTS GO OFF AFTER TEN SECONDS. REMOVED AND REPLACED EMERGENCY BATTERY PACK AT 21LN. OPERATIONAL CHECK GOOD. (M)

Part: BEARING — CRACKED (GC 49 GEARCASE)

THE GEARCASE WAS RETURNED FOR 'MAKING METAL'. THE UNIT WAS DISASSEMBLED. EXAMINATION OF INTERNAL HARDWARE REVEALED A CRACKED INNER BEARING RACE ON THE PROPELLER SHAFT FORWARD ROLLER BEARING. REF. CMM 72-11-02.