N481DA

Part: DUCT — FAILED (LT AC BAY)

AIRCRAFT WOULD NOT PRESSURIZE AFTER T/O, CABIN ROC SHOWED 400 FT CLIMBS THROUGH ENTIRE CLIMB. C/W LOSS OF PRESSURIZATION CK LIST BUT COULD NOT STOP CLIMBING. CARGO HEAT OUTFLOW VLV CLOSED. REPLACED WATER SEPARATOR ASSY AND DAMAGED DUCT. PRESSURIZED A/C TO 6 PSI. SYSTEM CHECKS NORMAL.

Part: ACCESSORY UNIT — FAILED (LANDING GEAR)

WHEN GEAR HANDLE SELECTED DOWN GEAR LIGHTS DID NOT ILLUM. GEAR HANDLE WAS SELECTED UP BUT WOULD NOT GO PAST OFF. POM ABNML PROCEDURE WAS C/W. FOUND LEVER LATCH CB POPPED. RESET CB GEAR, LIGHTS ILLUMINATED, GEAR WAS VISUALLY CONFIRMED DOWN. FOUND LEVER LATCH C/B POPPED. FOUND LDG GEAR ACCY UNIT WITH HEAVY ELECT SMELL. REPLACED LDG ACCY UNIT. REPLACED LEVER LATCH C/B. REPLACED R92 LDG SAFETY RELAY. PERFORMED GEAR SWING PER MM. PERFORMED LDG GEAR ELECT MODULE ADJ TEST PER MM. ALL CHKS NML. RESTORED A/C TO NML.

Part: ANGLE — CRACKED (BS 913)

STA 913 RT ANGLE IS CRACKED MLG W/W O/B SIDE ABOVE SHELF ANGLE. REPAIRED PER MM 53-11-0 P 834.

Part: SKIN — CRACKED (VERT STAB)

FOUND DURING B-2 LETTER CHECK, 2 EA .75 INCH CRACKS IN VERTICAL STAB RT SKIN AT BASE FS 1342 STAB STR 10. REPAIRED PER M/M 55-30-0.

Part: BRACKET — CRACKED (NR 8 LE SLAT)

NR 8 SLAT I/B AND O/B ATTACH BRACKETS CRACKED. REPAIRED PER MM 57-20-21 P 812.

Part: WEB — CRACKED (BS 1263)

FOUND DURING B-2 LETTER CHECK, .5 INCH CRACK RT LWR TORQUE BOX TRANSVERSE WEB FS 1263 O/B OF NR 2 ENG FUEL SHROUD. REPAIRED PER SRM 53-10-10 FIG 4.

Part: COUPLING — CRACKED (B-HYD SYST)

B-SYSTEM HYDRAULIC QUANTITY LOST IN FLIGHT. FOUND THE QUICK DISCONNECT MALE END COUPLING CRACKED, THE ONE THAT GOES TO THE NR 2 B-PUMP. REPLACED COUPLING AND REPLACED NR 2 B-PUMP. RAN A LEAK CHECK AND FOUND NO FURTHER PROBLEM. REPLACED B-PUMP AS PRECAUTIONARY.

Part: SPAR WEB — CRACKED (CENTER WING)

THE WING CENTER SECTION REAR SPAR WEB WAS CRACKED AT APPROX RBL 20.5 AND LBL 11.5. THE CRACK AT RBL 20 IS 2.0 LONG AND A CHEM-MILLED RADIUS JUST BELOW THE SPAR UPPER CHORD. THE CRACK AT LBL 11.5 IS 1.13 LONG ALSO IN THE CHEM-MILLED RADIUS JUST BELOW THE SPAR UPPER CHORD BETWEEN THE STIFFENERS AT LBL 7.5 AND 12.9. REPAIRED PER ERA 362506-14.

Part: SKIN — PUNCTURED (LT AILERON)

LT OB AILERON SKIN PUNCTURED. REPAIRED PER MM 57-51

Part: BATTERY — DISCHARGED (CABIN)

AFT AIRSTAIR EMERG LIGHT INOP. FOUND GROUND WIRE TO PWR SUPPLY BROKEN CAUSING BATTERIES TO DISCHARGE WHEN A/C ON GROUND SERVICE BUSS. REPAIRED SAME, REPLACED BATTERIES.

Part: ACTUATOR BRACKET — CRACKED (NR 1 LE FLAP)

O/B ACTUATOR ATTACH BRACKET CRACKED AT UPPER CORNER NR 1 L/E FLAP. INSTALLED REPAIR DOUBLER PER M/M 57-20-21.

Part: SPAR STIFFENER — CRACKED (NR 3 SLAT)

LE SPAR STIFFENER CRACKED AT NR 3 SLAT INBD TRACK. REPAIRED PER M/M 57-20-21.

Part: LIGHT — INOPERATIVE (COCKPIT)

COCKPIT EXIT EMERGENCY LIGHT INOPERATIVE DURING TEST. REPLACED LIGHT ASSEMBLY.

Part: LAMP — FAILED (CABIN)

AFT EMERGENCY PATH LIGHT INOP DURING TEST. RELAMPED, CKS OK.

Part: ANTI-FRET STRIPS — WORN (TE FLAP TRACK)

DURING INSPECTION, FOUND THE MICARTA ANTI FRETSTRIP FOR THE RIGHT WING INBD T/E FLAP, I/B TRACK WORN. REPLACED STRIP IN ACCORDANCE WITH AD 90-07-05.

Part: SKIN — CRACKED (L5 WINDOW CUTOUT)

FOUND DURING A-2 LETTER CHECK, .3750 INCH VISIBLE CRACK IN SKIN AT L5 WINDOW CUTOUT UPPER AFT CORNER. REPAIRED PER SRM 53-30-3.

Part: BLKHD CLIP — CRACKED (BS 1342)

FOUND DURING A-2 LETTER CHECK, FS 1342 BULKHEAD AND UPPER ATTACH CLIP CRACKED 1.5 INCH AT RT SIDE AND CRACKED BEYOND STOP DRILL ON LT SIDE. REPAIRED PER MM 53-11-0.

Part: SKIN — CRACKED (L2 DOOR CUTOUT)

FOUND DURING A-2 LETTER CHECK, .5 INCH CRACK IN LT AFT SERVICE DOOR FWD FRAME AT LOWER I/B CORNER OF UPPER HINGE/GUIDE ARM CUTOUT. REPAIRED PER SRM 52-40-2.

Part: SKIN — CRACKED (NR 2 LE SLAT)

DURING SHOP VISIT, INNER TAI SKIN CRACKED BETWEEN RIBS NR 11 AND NR 12 AT AFT RIVET TAIL. REPAIRED PER MM 57-54-0 FIG 803A, FOR NR 2 L/E SLAT.

Part: RIB — CRACKED (NR 1 SLAT)

UPON INSPECTION FOR NR 1 LEADING EDGE SLAT, RIB NR 15 WAS FOUND CRACKED. REPAIRED PER MM 57-54-0.

Part: SLAT — CRACKED (NR 1 POSITION)

UPON INSPECTION FOR NR 1 LEADING EDGE SLAT, GROUND DAMAGE WAS FOUND. REPAIRED PER SRM 57-50-3.

Part: SKIN — CRACKED (NR 1 LE SLAT)

UPON ROUTINE INSPECTION, THE TAI DUCT SKIN CUTOUT WAS CRACKED. REPAIRED AS PER MM 57-54-0, FOR NR 1 L/E SLAT.

Part: BATTERY — DISCHARGED (CABIN)

R1 DR OVERHEAD E-PATH LIGHT INOP. REPLACED BATTERIES. CKS NORMAL.

Part: SKIN — CRACKED (NR 2 LE SLAT)

INNER TAI SKIN CRACKED BETWEEN RIBS 11 AND 12 AFT RIVET TAIL. REPAIRED PER MM 57-54-0 FIG 803A, FOR NR 2 L/E SLAT. FOUND DURING SHOP INSPECTION.

Part: NOSE COWL — WORN (NR 1 ENGINE)

DURING SHOP VISIT, FOUND WORN AREAS ON AFT LANDING EDGE BETWEEN 6 AND 9 O'CLOCK POSITION ON NOSE COWL. REPAIRED AS PER 727 SRM 54-10-3.