N802AX

Part: CLAMP — LOOSE (RT EXCHANGER)

AT FL 220, A LOUD BANG OCCURRED AND CABIN PRESSURE BEGAN TO INCREASE 500 FT PER MIN. INITIATED EMERGENCY DESCENT INTO BFI. FOUND RIGHT HEAT EXCHANGER DUCT CLAMP NOT SECURED. RESECURED CLAMP, OPS CHECKED GOOD.

Part: SWITCH — INOPERATIVE (RT MLG)

ON GEAR EXTENSION RT MAIN LANDING GEAR LIGHT DID NOT ILLUMINATE. RECYCLED GEAR, LIGHT ILLUMINATED. REPLACED RIGHT MAIN LANDING GEAR INDICATION SWITCH IAW DC8 MM 32-60-00.

Part: LIGHT — LOOSE (COCKPIT)

DURING CRUISE EMERGENCY LIGHT ON CAPTAIN'S SIDE WAS ARCING BETWEEN LIGHT ASSEMBLY BRACKET AND BULB. LIGHT ASSEMBLY WAS LOOSE IN MOUNT. TIGHTENED MOUNT NUT. OPS CHECKED GOOD IAW DC8 MM 33-00.

Part: BATTERY — DISCHARGED (CABIN)

DURING MAINTENANCE INSPECTION, FOUND EMERGENCY LIGHTS WERE INOPERATIVE. REPLACED EMERGENCY LIGHTS BATTERY PACK.

Part: PRESSURE WEB — CORRODED (BS 159 - 228)

NUMEROUS SHEARED FASTENERS AT PRESSURE PANEL, RT NLG TUNNEL AREA STA 160. REPAIRED IAW SRM 51-1-8 AND ABX REA D853-19564-MR.

Part: LONGERON — CRACKED (BS 960-980)

FORWARD WEB AT FS 960 TO 980, LONGERON 24 IS CRACKED. REPAIRED IAW DC-8 SRM 53-2-0.

Part: PRESSURE PANEL — CORRODED (BS 159.5-228)

FOUND CORROSION DAMAGE ON RT PRESSURE PANEL, UNDER PRODUCTION FINGER DOUBLERS WEB AT FS 159.5 TO FS 228. *S/D* REPAIRED IAW DC8 SRM 51-1-8 AND ABX REA D853-19564MR.

Part: SKIN — CRACKED (BS 178-225)

LOOSE RIVETS FOUND ON A DOUBLER AT FS 178 LT. WHEN REMOVED FOUND A 54 INCH CRACK AND AN 8 X 3.25 INCH CUTOUT IN THE FUSELAGE SKIN. INSTALLED DOUBLER AND FINGER DOUBLER IAW ABX REA D853-19550-MR.

Part: FRAME — CRACKED (CONTL PEDESTAL)

CONTROL PEDESTAL FRAME CASTING CRACKED, LT AT BASE (FLOOR ATTACH POINT). REPAIRED IAW DC8 SRM 51-1-21 AND ABX REA D853-19823MR.

Part: SKIN — WRINKLED (RUDDER)

DURING C-CHECK, FOUND TOP LEFT SIDE OF RUDDER TO HAVE DENTS AND WRINKLED SKIN. REPLACED DAMAGED SKIN IAW DC8 SRM 51-1-21 AND DAC DWG 5655077-3.

Part: PANEL — CRACKED (LT WING)

LT WING PANEL 505F HAS CRACKS AT HOLES. *S/D* REPAIRED PANEL IAW DC8 SRM 51-1-21 AND ABX REA D857-19566MR.

Part: PANEL — CRACKED (RT WING)

RT WING PANEL 505F HAS CRACKS AT HOLES. REPAIRED IAW DC8 SRM 51-1-21 AND ABX REA D857-19555MR.

Part: HOSE — LEAKING (LT MLG)

DURING CLIMBOUT, RIGHT AFTER GEAR RETRACTION, HYDRAULIC QUANTITY DROPPED TO NEAR STANDPIPE LEVEL FOLLOWED BY A LOSS OF HYDRAULIC PRESSURE. REPLACED FLEX LINE AT LEFT MAIN GEAR BUNGEE CYLINDER AND THE LEFT AND RIGHT ENGINE DRIVEN PUMPS. SERVICED SYSTEM IAW DC-8 SUPP MM SYSTEM OPS AND LEAK CHECKED GOOD.

Part: FIRE BELL — SOUNDED (COCKPIT)

DURING CLIMB, FIRE BELL SOUNDED FOR APPROXIMATELY ONE SECOND WITH NO ASSOCIATED FIRE LIGHT IN HANDLE OR MASTER FIRE LIGHT. FIRE WARNING TEST WAS PERFORMED FOR ALL ENGINES AND ALL TESTED NORMALLY. COULD NOT DUPLICATE. CHECKED PNEUMATIC SYSTEM, FOUND NO LEAKS OR DEFECTS. CHECKED UPPER AND LOWER LOOPS FOR DEFECTS, NO DEFECTS NOTED. FIRE WARNING OPS CHECKED GOOD IAW DC-8 MM CHAPTER 26.

Part: OVERRIDE MECH — FAILED (LT AILERON)

OVERRIDE MECHANISM SHAFT AND BEARING FAILED DAMAGING LOWER SKIN, GUSSETT AND HINGE WEB FITTING. REPAIRED PER DC8 MM.

Part: SEAT — UNLOCKED (FE POSITION)

DURING CRUISE, FLIGHT ENGINEER'S SEAT DROPPED FROM THE MID VERTICAL RANGE TO THE LOWEST POSITION. INSPECTED AND LUBED THE VERTICAL ADJUSTMENT MECHANISM OF THE FLIGHT ENGINEER'S SEAT, OPS CHECK GOOD.

Part: O-RINGS — LEAKING (HYD FILTER)

GENERAL HYDRAULIC SYSTEM FLUID QUANTITY BEGAN DECREASING IN FLIGHT. ACCOMPLISHED HYDRAULIC PRESSURE OR FLUID LOSS CHECKLIST. DURING APPROACH WITH AUX PUMP ON, QUANTITY STOPPED DECREASING HALFWAY BETWEEN FULL AND STANDPIPE. NO FURTHER FLUID LOSS WAS NOTED. REPLACED LEFT AILERON HYDRAULIC SYSTEM FILTER O-RINGS IAW DC8 MM CHAPTER 29. DURING ENGINE GROUND RUN, LEAK CHECK WAS GOOD.

Part: EEL BATTERY PACK — DISCHARGED (CABIN)

COCKPIT EMERGENCY LIGHTS FAILED DURING A-1 CHECK. REPLACED EMERGENCY LIGHTING BATTERY PACK. SYSTEM OPS CHECKED GOOD IAW DC 8 MM.

Part: LINK ASSY — DEFECTIVE (RT NOSE DOOR)

LOUD 'BANG' EXPERIENCED AFTER GEAR RETRACTION. ONCE GEAR WAS SAFELY UP, NOISE AND VIBRATION WAS NOTICED. AIRCRAFT RETURNED TO SAN. INSPECTED AND FERRIED AIRCRAFT TO ONT. JACKED AIRCRAFT, FOUND RT NOSE GEAR DOOR FORWARD LINK UNLATCHING. REMOVED AND REPLACED LINK ASSY, AND PERFORMED RETRACTION CHECK IAW DC 8 MM CHAPTER 32. SYSTEM OPS CHECKED GOOD.

Part: LINK ASSY — MALFUNCTIONED (NOSE GEAR)

AFTER TAKEOFF AND GEAR RETRACTION, CREW HEARD A LOUD 'BANG' ACCOMPANIED BY AN EXTREME VIBRATION IN THE NOSE GEAR AREA. AIRCRAFT RETURNED TO DFW. RAN ALL FOUR TURBO COMPRESSORS, AND CHECKED DUCTING IN NOSE GEAR AREA. NO DISCREPANCIES WERE NOTED. JACKED NOSE GEAR AND CHECKED LT AND RT NOSE TIRES FOR LOOSENESS. ALL CHECKED NORMAL. THE SAME DISCREPANCY OCCURRED ON 1/30/95. FOUND RT NOSE GEAR DOOR LINK ASSY MALFUNCTIONING.