N851AX

Part: WINDOW — OUT OF ADJUST (LT COCKPIT)

CAPTAIN'S SLIDING WINDOW (EMERG EXIT) WOULD NOT OPEN. ADJUSTED LOWER, AFT HOOK FITTING IAW DC8 MM 56-10-03. OPS CHECKED GOOD.

Part: JACKSCREW — WORN (HORIZ STAB)

DURING TEST FLIGHT FOR FLIGHT CONTROL PROBLEMS, AT SPEEDS ABOVE 280 KTS, BRIEF SHARP ELEVATOR INPUT INDUCED ELEVATOR OSCILLATIONS. SELF INDUCED OSCILLATION OCCURRED ON SEVERAL OCCASIONS. SMALL CONTROL INPUT CAUSED OSCILLATION TO CEASE IMMEDIATELY. FOUND BOTH JACKSCREWS AND GIMBLES WORN DUE TO CORROSION. REPLACED LEFT AND RIGHT HORIZONTAL STABILIZER JACKSCREW ASSEMBLIES IAW DC8 MM 27-41-1. LEFT JACKSCREW (P/N 2706383503).

Part: RELIEF VALVE — DEFECTIVE (NR 2 ENGINE)

AFTER TAKEOFF NR 2 ENGINE OIL QUANTITY DROPPED FROM 9.1 GAL TO 4 GAL AND WAS DECREASING. SHUT NR 2 ENGINE DOWN. ENGINE WINDMILLED FOR ONE HOUR. OIL PRESSURE STAYED AT 35 PSI UNTIL THE LAST 15-20 MINUTES THEN DROPPED TO 11-15. REPLACED OIL PRESSURE RELIEF VALVE.

Part: RIB — CRACKED (WS 195)

RIGHT WING LEADING EDGE, LOWER RIB CRACKED AT STATION XFS 195.0. REPAIRED IAW DC8 SRM 57-2-0.

Part: WIRE — BROKEN (NR 3 OIL TEMP)

NR 3 ENGINE OIL TEMPERATURE ROSE RAPIDLY FROM 100 DEG TO 150 DEG. ENGINE WAS SHUTDOWN. ENGINE MAINTAINED 30 PSI OIL PRESSURE DURING WINDMILLING. FOUND BROKEN GROUND WIRE ON NR 3 ENGINE OIL TEMPERATURE INDICATION SYSTEM. REPLACED WIRE, PERFORMED GROUND RUN. SYSTEM CHECKED NORMAL.

Part: BULB — FAILED (CABIN)

DURING SERVICE CHECK, FOUND EMERGENCY EXIT DISARMED LIGHT INOPERATIVE. REPLACED BULB. OPS CHECKED GOOD.

Part: BULB — FAILED (CABIN)

DURING PREFLIGHT, FOUND EMERGENCY EXIT LIGHT BULB BURNED OUT. RELAMPED EMERGENCY EXIT LIGHT BULB.

Part: CTC — SEIZED (NR 1)

AT TOP OF DESCENT INTO MHR, NR 1 CTC BEGAN TO HOWL THEN SEIZED UP. COULD SMELL BURNING ODOR IN THE AIRPLANE. REPLACED THE NR 1 CTC IAW DC-8 MM 21-10-1. SYSTEM OPS CHECKED GOOD.

Part: BATTERY — DEFECTIVE (CABIN)

DURING PREFLIGHT INSPECTION, FOUND THE EMERGENCY LIGHTS INOPERATIVE. FOUND EMERGENCY LIGHT SWITCH IN THE ARM POSITION. REPLACED THE EMERGENCY LIGHT BATTERY AND RELAY UNIT, OPS CHECKED GOOD IAW DC-8 MM 33-50-0.

Part: FIRE LOOP — MALFUNCTIONED (NR 2 ENGINE)

CREW REPORTED, THEY EXPERIENCED A BRIEF FIRE BELL AND MASTER FIRE WARNING LIGHT ON DESCENT. UNABLE TO VERIFY WHICH ENGINE, SUSPECT NR 2 ENGINE DUE TO PREVIOUS HISTORY. CHECKED ALL ENGINE FIRE SENSING ELEMENTS IAW DC-8 MM 26-10-1, ALL TESTED GOOD. REPLACED NR 2 LOWER FIRE SENSING LOOP IAW DC-8 MM 26-10-1. ALL ENGINE FIRE WARNING SYSTEMS AND INDICATIONS OPERATE NORMALLY IAW DC-8 MM.

Part: FIRE LOOP — DEFECTIVE (NR 2 ENGINE)

INFLIGHT, MASTER FIRE WARNING AND BELL. NO LIGHTS IN LEVER ILLUMINATED. FIRE WARNING TESTED, NR 2 ENGINE WOULD NOT TEST, TRIED SEVERAL TIMES. SECURED ENGINE NR 2, FUEL DUMPED. CHECKED FIRE LOOPS AND WIRES TO NR 2 ENGINE DETECTOR AMP, NO PROBLEMS FOUND. REPLACED NR 2 LOOP FOR TROUBLESHOOTING, SYSTEM OPS CHECKED GOOD.

Part: TAB — DELAMINATED (RT AILERON)

DURING OFF WING INSPECTION, FOUND TAB DELAMINATED. OVERHAULED AILERON CONTROL TAB IAW T.P.S. 1001, REV.E, AND DAC D.W.G. 5642831. PERFORMED WEIGHT AND BALANCE IAW DC-8 SRM 51-4-2.

Part: SKIN — CRACKED (WS 69.5)

DURING 'C' CHECK, FOUND UPPER I/B AFT SKIN PANEL ALONG DIHEDRAL BREAK CRACKED ON RW S-800. VERIFIED THROUGH NDT AT XCW 69.5. REPAIRED CRACK IAW REA NR D857-15733MR.

Part: FIRE WIRING — CHAFED (NR 2 ENGINE)

DURING APPROACH, INTERMITTENT FIRE WARNING INDICATIONS OCCURRED ON THE NR 2 ENGINE. SHUTDOWN THE NR 2 ENGINE AT 1445Z AND DISCHARGED THE LEFT WING INBOARD FIRE EXTINGUISHER. REPAIRED CHAFED WIRE ON THE LOWER FIRE LOOP OF THE NR 2 ENGINE. REPLACED THE LEFT WING INBOARD FIRE EXTINGUISHER AND SQUIBS.

Part: INDICATOR ASSY — DIRTY (LT/RT MLG)

ON TEST FLIGHT OUT OF GSO, THE LEFT AND RIGHT GEAR VISUAL DOWNLOCK INDICATORS SHOWED DOWN AND LOCKED WITH GEAR RETRACTED. RECYCLED GEAR AND HAD SAME INDICATION. REMOVED AND REINSTALLED LEFT AND RIGHT GEAR VISUAL DOWNLOCK INDICATORS IAW DC-8 MM CHAPTER 32. SYSTEM OPS CHECKED GOOD ON GEAR SWING IAW DC-8 MM CHAPTER 32.