N338PH

Part: ECU — FAILED (LEFT) · airframe 10,979 hrs · 11,797 cycles

**CLOSED**SMOKE SMELL THOUGHOUT AIRCRAFT FOLLOWED BY A LEFT PACK OVERHEAT AND A SMOKE LAV CAS MESSAGE. PILOTS REPORT THE LAV SMOKE CAS MESSAGE WENT AWAY AFTER 1 MINUTE. MAINTENANCE REMOVED AND REPLACED LT ENVIRONMENTAL CONTROL UNIT.

Part: UNKNOWN — ODOR (FUSELAGE) · airframe 10,966 hrs · 11,784 cycles

BURNED RUBBER SMELL ON TAKE-OFF. MAINTENANCE INSPECTED TIRES, BRAKES, LANDING GEAR, RAN ENGINES, OPERATED AIR CONDITION PACKS ONE AT A TIME ALL SYSTEMS CHECK GOOD AT THIS TIME.

Part: PACK — FAILED (LEFT)

FLT 7119 - DEN-RAP - LEFT PACK FAIL, SOME LAV CAS MESSAGE, PACK OVERHEAR SMOKE/ODOR IN CABIN. REMOVED AND REPLACED NR 1 ENVIRONMENTAL CONTROL UNIT AND 87HB RELAY. (M)

Part: PROX SENSOR — DEFECTIVE (RT MLG)

DFW/CUU - FLT 445 - DURING CLIMB AFTER TAKEOFF FROM DFW AFTER GEAR RETRACTION, 'PROXI SYSTEM FAIL' CAS MESSAGE APPEARED AND ON HYDRAULIC PAGE 'PROXI FAIL' AND 'PROXI LOCK'. AT THE SAME TIME, THE RT MAIN GREEN GEAR DOWN INDICATOR WAS ON WITH GEAR UP. CREW CYCLED GEAR SEVERAL TIMES AND THE PROBLEM REMAINED. CREW CONTACTED FLT AND MAINT CONTROL AND RETURNED TO DFW. ACFT LANDED WITHOUT INCIDENT. MAINT INSPECTED THE ACFT AND DETERMINED THE PROXI SWITCH B ON THE RT SIDE WAS FAULTY. MAINT REPLACED THE EFFECTED PROXI SENSOR AND PERFORMED OPERATIONAL CHECKS. ALL CHECKS SATISFACTORY. MAINT CHECK FLIGHT PERFORMED WITH NUMEROUS GEAR SWINGS CONDUCTED. ALL TESTS SATISFACTORY. ACFT RELEASED TO REVENUE SERVICE.

Part: EICAS — MALFUNCTIONED (COCKPIT)

DFW - FLT 193 - JUST AFTER RECEIVING CLEARANCE FOR POSITION AND HOLD AND BEFORE STARTING THE TAKEOFF ROLL HAD A MASTER CAUTION WITH EICAS MESSAGE 'PROXI SYSTEM' AND ALSO A BLUE STATUS MESSAGE 'HYD PROXI SINGLE' WITH AMBER MESSAGES ON THE HYDRAULIC SYSTEM PAGE 'PROXI LOCK FAIL' AND 'PROXI SYSTEM FAIL'. CREW CLEARED AIRCRAFT FROM RUNWAY AND PROCEEDED TO RETURN TO GATE. ON APPROACH TO GATE. ON APPROACH TO GATE, ALL CAUTIONS EXTINGUISHED. CREW RECEIVED CLEARANCE ONCE AGAIN AND AIRCRAFT DEPARTED WITHOUT INCIDENT. (M)

Part: SELECTOR VALVE — FAILED (LT HYDRAULICS)

DFW - EN ROUTE, ALL THREE LANDING GEAR WOULD NOT EXTEND WITH NORMAL EXTENSION SYSTEM. PERFORMED MANUAL EXTENSION. MAINTENANCE REMOVED AND REPLACED THE LANDING GEAR SELECTOR VALVE. OPERATIONAL CHECK GOOD, AIRCRAFT APPROVED FOR RETURN TO SERVICE. PART TOTAL CYCLES, 6,062.

Part: BATTERY — DISCHARGED (CABIN)

CREW REPORTED THE MAIN CABIN DOOR EXIT SIGN AND ROWS 4 TO 6 ESCAPE PATH LIGHTING ARE OUT. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY POWER SYSTEM BATTERY. OPERATIONAL CHECK GOOD, AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. (X)

Part: WINDSHIELD — CHIPPED (LT COCKPIT)

FLIGHT CREW REPORTED, THE CAPTAINS WINDSHIELD INNER PANE HAS A SMALL CRACK IN THE UPPER RIGHT-HAND CORNER. CAPTAINS WINDSHIELD REPLACED IAW MAINTENANCE MANUAL. WINDSHIELD HEAT OPS CHECKED GOOD. THE REPORTED CRACK WAS VIEWED UNDER A 30X MICROSCOPE AND THE CRACK IS ACTUALLY A CHIP ABOUT 5 MM IN DIAMETER. THERE ARE NO CRACKS EMANATING FROM THE CHIP. THE WINDSHIELD HAS A SMALL AMOUNT OF DELAMINATION ALONG THE TOP EDGE. THE WINDSHIELD WAS SENT TO THE MANUFACTURE FOR EVALUATION.

Part: BATTERY PACK — DISCHARGED (CABIN)

RIGHT EMERGENCY EXIT LIGHT, CENTER FLOOR PROXIMITY LIGHT STRIP IS INOP. BATTERY PACK 5LK REPLACED AND LIGHTS OPS CHECKED GOOD.

Part: BATTERY PACK — DISCHARGED (CABIN)

FORWARD EMERGENCY LIGHT ABOVE FLIGHT ATTENDENT JUMP SEAT IS INOP. BATTERY PACK 5LK REPLACED AND LIGHT OPS CHECKED GOOD.

Part: POWER SUPPLY — INOPERATIVE (CABIN)

VARIOUS EMERGENCY LIGHTS ARE INOP. POWER SUPPLY REPLACED AND LIGHTS OPS CHECKED GOOD.

Part: BATTERY — DISCHARGED (CABIN)

FORWARD STARBOARD EMERGENCY LIGHT INOP IN ARM POSITION WHEN NON-ESSENTIAL TURNED OFF. BATTERY IN POWER SUPPLY 5LK REPLACED IAW MAINT MANUAL AND LIGHT OPS CHECKED GOOD.

Part: AIR DISTR — ODOR (CABIN)

RDD - SMOKE ODOR IN COCKPIT AND CABIN. RECIRCULATION FANS INSPECTED, UNDER FLOOR AREA INSPECTED AND NO DEFECTS NOTED. FANS OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. AIRCRAFT REINSPECTED AT QX MAINT FACILITY AND NO DEFECTS WERE NOTED. NO FURTHER PIREPS THROUGH 2-7.

Part: FAN — SMOKING (CABIN)

GEG - ELECTRICAL SMOKE SMELL SEEMS TO BE LOCATED IN GALLEY. SMELL LOCATED TO RECIRCULATION SYSTEM. AFT RECIRCULATION FAN REPLACED IAW MAINT MANUAL. FAN OPS CHECKED GOOD.

Part: SEAL — CRACKED (NR 2 ENGINE)

NR 2 ENGINE OIL PRESS CAUTION CAS MESSAGE AFTER DEPARTURE. FLIGHT CREW MONITORED PRESS TO 40 PSI WHEN PROP WAS FEATHERED. OIL PRESS RECOVERED TO 50 PSI AFTER PROP WAS FEATHERED. AIRCRAFT RETURNED TO FIELD AND LANDED WITHOUT FURTHER PROBLEM. NR 2 ENGINE WAS 14 PTS LOW ON OIL. SERVICED OIL AND ON GROUND HIGH OIL CONSUMPTION WAS NOTED, 1PT IN 15 MIN. CENTRIFUGAL BREATHER CARBON SEAL WAS REPLACED AND FILTERS INSPECTED IAW MAINT MANUAL. ENGINE OPS CHECKED GOOD ON GROUND RUN.

Part: AIR DISTR — SMOKE (COCKPIT)

BLEED AIR CAUSED SMOKE IN THE COCKPIT. SHUT-OFF NR 2 POCK AND SMOKE CLEARED. GROUND RAN ENGINES AT IDLE AND ABOVE TO CLEAN OIL FROM BLEED AIR SYSTEM. CHECKED THE HX FAN FOR OPERATION, NO SMOKE SMELL NOTED. AIRCRAFT WAS RETURNED TO SERVICE.