N234AE

Part: POWER SUPPLY — DISCHARGED (CABIN)

SHV - FLT 3912 - FIRST OFFICER REPORTED THE EMERGENCY EXIT SIGN ABOVE FLIGHT ATTENDANT SEAT ILLUMINATES FOR APPROXIMATELY 20 SECONDS AND THEN GOES OUT. THIS IS A REPEAT WRITE UP AND APPEARS TO BE INTERMITTENT. MAINTENANCE REMOVED AND REPLACED THE POWER SUPPLY UNIT 21LN IAW SAAB MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: SIGN — MALFUNCTIONED (CABIN)

ILE - FLT 9305 - CREW REPORTED THE EXIT SIGN ABOVE PASSENGER DOOR AND FLIGHT ATTENDANT SEAT COME ON AND THEN GO OUT VERY QUICKLY. MAINTENANCE COULD NOT DUPLICATE DISCREPANCY. OPERATIONAL CHECK WAS GOOD IAW SAAB MM AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: SMOKE DETECTOR — MALFUNCTIONED (E/E BAY)

PWM - FLT 4637 - CREW REPORTED THE AVIONICS SMOKE LIGHT WILL NOT GO OUT. PUT ON MEL AT THIS TIME. MAINTENANCE REMOVED, CLEANED AND REINSTALLED AVIONIC SMOKE DETECTOR. OPS CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: BULB — INOPERATIVE (CABIN)

HPN - FOUND 11BC FLOOR PROXIMITY LIGHT IS INOPERATIVE. PUT ON MEL AT THIS TIME. MAINTENANCE REPLACED THE BULB FOR THE 11BC LIGHT. OPS CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: SMOKE — DETECTED (CABIN)

PWM - FLT 4495 - FLIGHT ATTENDANT REPORTED SMOKE SMELL FROM ROW 9. MAINTENANCE INSPECTED SOCKETS WHILE AIRCRAFT HAD POWER APPLIED. NO SMOKE SMELL OR ARCING OR BURNING OF SOCKETS WAS OBSERVED. WINDOW LIGHT FOR SEAT 10A WAS PUT ON MEL AT THIS TIME. AIRCRAFT WAS PREVIOUSLY WAS INSPECTED WITH NO DEECTS NOTED. MEL WAS CLEARED AND AIRCRAFT HAS BEEN RETURNED TO SERVICE. (M)

Part: WARNING SYSTEM — FALSE ACTIVATION (LT ENGINE)

DFW - FLT 3295 - ON TAKEOFF, LEFT ENGINE ITT WENT TO 931 DEGREES CELSIUS WITH CTOT SET TO 94 PERCENT MAXX ITT LIMIT PER AOM VOL 1 FOR TAKEOFF IS 927 DEGREES CELSIUS. GROUND RAN BOTH ENGINES WITH CTOT AND WITHOUT. COULD NOT DUPLICATE DISCREPANCY, AT 96 PERCENT TQ ITT IS 922 DEGREES CELSIUS. OK FOR SERVICE IAW SAAB AMM 71-00-00. (M)

Part: DISPLAY — FAILED (AHRS SYSTEM)

SAT - FLT 3285 - AHRS FAILURE IN FLIGHT. ACCOMPANIED WITH FLIGHT ATTENDANT REPORT OF EXTREMELY STRONG ORDER IN CABIN. DIVERTED TO SAT. NO FIRE NOTED. MAINTENANCE REMOVED AND REPLACED THE NR 2 AHRS UNIT. NOTED A VERY STRONG BURNING SMELL FROM REMOVED UNIT. OPERATIONAL CHECK WAS GOOD IAW SAAB MM 34-21-10 AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: LIGHT — INOPERATIVE (CABIN)

DFW - FLT 3318 - EMERGENCY FLOOR PROXIMITY LIGHT AT ROW 11A INOPERATIVE. REMOVED AND REPLACED LIGHT BULB AT 11A IAW SAAB AMM 33-50-20. OPERATIONAL CHECK GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)

Part: BULB — FAILED (EMERGENCY EXIT)

MIA - FLT 5831 - RIGHT OVERWING EXTERIOR EMERGENCY LIGHT DOES NOT ILLUMINATE. REMOVED AND REPLACED BULB. OPERATIONAL CHECK GOOD. (X)

Part: BULB — FAILED (ROW 14)

JFK - FLT 4985 - EMERGENCY FLOOR PROXIMITY LIGHT AT ROW 14 DOES NOT ILLUMINATE. REMOVED AND REPLACED FLOOR PROXIMITY LIGHT BULB. OPERATIONAL CHECK GOOD. (M)

Part: LIGHT — INOPERATIVE (CABIN)

DFW - FLT 5046 - OVERHEAD EMERGENCY LIGHT AT SEAT 11A DOES NOT ILLUMINATE. FOUND BULB LOOSE. RE-SEATED BULB. OPERATIONAL CHECK GOOD. (X)

Part: BATTERY PACK — DISCHARGED (CABIN)

CABIN EMERGENCY LIGHTS FAIL TO STAY ON. REPLACED EMERGENCY BATTERY POWER PACK 20LN.

Part: SMOKE DETECTOR — DEFECTIVE (LAVATORY)

LAVATORY SMOKE DETECTION LIGHT CAME ON IN FLIGHT WITH NO APPARENT PROBLEM. REPLACED THE LAVATORY SMOKE DETECTOR.

Part: SMOKE DETECTOR — MALFUNCTIONED (CARGO COMPT)

THE CARGO SMOKE LIGHT ILLUMINATED AFTER STARTING BOTH ENGINES. REPLACED BOTH FORWARD AND AFT CARGO SMOKE DETECTORS.

Part: LINE — RUPTURED (HYD SYSTEM)

IN FLIGHT, THE CREW NOTICED THE HYDRAULIC PUMP RUNNING, THE QUANTITY GAUGE WAS BELOW THE RED LINE AND ALL ACCUMULATORS WERE IN THE GREEN. ON GEAR EXTENSION THE NOSE CAME DOWN, BUT THE MAIN GEAR HAD TO BE PUMPED DOWN. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND THE HYDRAULIC FLEX LINE BETWEEN THE PUMP AND THE FILTER BROKEN. REPLACED HYDRAULIC LINE AND PERFORMED LANDING GEAR SWINGS IAW SAAB AMM 29-10-10.

Part: BATTERY PACK — DISCHARGED (CABIN)

THE EMERGENCY EXIT SIGNS OVER THE MAIN CABIN DOOR AND THE FLIGHT ATTENDANTS SEAT WOULD NOT ILLUMINATE DURING PREFLIGHT TESTING. MAINTENANCE REPLACED EMERGENCY BATTERY POWER PACK 21LN.