N242BM

ATA 3520

Part: MASK — DAMAGED (CABIN)

MQY - AIRCRAFT WAS RECEIVED TO BE PLCED IN OPERATION, MAINTENANCE DISCOVERED THAT 10 OF THE APPROXIMATELY 20 INSTALLED PASSENGER OXYGEN MASKS WERE IN AN UNSERVICEABLE CONDITION. THE MASK CUPS WERE EITHER FUSED/TORN. THIS AIRCRAFT HAD PREVIOUSLY BEEN IN STORAGE AND THEN PLACED BACK IN OPERATION APPROX 18 MONTH PRIOR TO THIS DATE. THE DEFECTIVE MASK CUPS WERE REPLACED WITH NEW UNITS. (M)

ATA 3260

Part: SWITCH — OUT OF ADJUST (LANDING GEAR)

AFTER TAKEOFF FROM JANEAU, LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO JUNEAU AND LANDED WITHOUT INCIDENT. AIRCRAFT FERRIED JUNEAU TO KETCHIKAN FOR REPAIR, ADJUSTED SQUAT SWITCH, PERFORMED GEAR SWING. OPS CHECK GOOD.

ATA 3230

Part: SWITCH — MALFUNCTIONED (MLG)

AIRCRAFT DEPARTED JUNEAU AND GEAR WOULD NOT RETRACT. RETURNED TO JUNEAU WITHOUT INCIDENT. AIRCRAFT IN HANGAR UNDERGOING MORE TROUBLESHOOTING, READJUSTED SQUAT SWITCH. CHECKED AND ADJUSTED NOSE GEAR STRUT EXTENSION. PERFORMED FUNCTIONAL FLIGHT CHECK. ALL SYSTEMS OPERATED NORMALLY. (M)

ATA 3230

Part: SWITCH — INOPERATIVE (MLG)

AIRCRAFT DEPARTED JUNEAU AND GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO JUNEAU WITHOUT INCIDENT. TROUBLESHOTING REVEALED BAD SQUAT SWITCH. REMOVED AND REPLACED SQUAT SWITCH. (M)

ATA 5610

Part: WINDSHIELD — CRACKED (COCKPIT)

AIRCRAFT WAS ON APPROACH TO KETCHIKAN WHEN CAPTAINS WINDSHIELD OUTER PANE CRACKED. AIRCRAFT LANDED WITHOUT INCIDENT. 1-2-99, REMOVED AND REPLACED CAPTAINS WINDSHIELD. OPS CHECK GOOD. (M)

ATA 3230

Part: CONNECTOR — CONTAMINATED (MLG)

AIRCRAFT LEFT JUNEAU LANDING GEAR WOULD NOT RETRACT. AIRCRAFT RETURNED TO JUNEAU AND LANDED WITHOUT PROBLEM. FERRIED TO KETCHIKAN GEAR DOWN. TROUBLESHOOTING REVEALED CORRODED PINS ON CANNON PLUG. CLEANED CANNON PLUG. PERFORMED GEAR SWING OPS CHECK GOOD. (M)

ATA 2424

Part: GCU — FAILED (LT ENGINE)

IN CRUISE, LEFT GENERATOR, LIGHT FLICKERED AND THEN THE LEFT GENERATOR DROPPED OFF LINE AND THE GENERATOR FIELD CIRCUIT BREAKER POPPED AND WOULD NOT RESET. AIRCRAFT RETURNED TO KETCHIKAN AND LANDED WITH NO PROBLEMS. AIRCRAFT IN HANGAR AND FOUND GENERATOR CONTACTOR AND STARTER CONTACTOR SWAPPED SIDE TO SIDE NORMAL. GENERATOR CONTROL UNIT WAS REMOVED AND REPLACED. GROUND RUN AIRCRAFT ALL SYSTEMS AND ALL WIRING WAS ALSO CHECKED. (M)

ATA 2424

Part: GCU — INOPERATIVE (INTERNAL)

AIRCRAFT EXPERIENCED ST ELMOS FIRE IN CRUISE, AT THAT TIME THE LEFT GENERATOR LIGHT FLICKERED AND THEN THE LEFT GENERATOR DROPPED OFF LINE ADN THE GENERATOR FIELD CIRCUIT BREAKER POPPED AND WOULD NOT RESET. AIRCRAFT RETURNED TO KETCHIKAN AND LANDED WITH NO PROBLEMS. AIRCRAFT IS NOW IN HANGAR AND TROUBLESHOOTING IS IN PROGRESS. GENERATOR CONTACTOR AND STARTER CONTRACTOR SWAPPED SIDE TO SIDE GEN CONTROL UNIT. REMOVED AND REPLACED. GND RUN AIRCRAFT ALL SYSTEMS NORMAL. ALL WIRING WAS ALSO CHECKED. (M)

ATA 2424

Part: GCU — FAILED (LT ENGINE)

IN CRUISE, LEFT GENERATOR DROPPED OFF LINE. AIRCRAFT LANDED SITKA, NO PROBLEM. AIRCRAFT FERRIED TO KETCHIKAN 11-23-98. TROUBLESHOOTING IN PROGRESS. TROUBLESHOOTING REVEALED GCU BAD. WHILE AIRCRAFT IN HANGAR. CHANGED ALL BONDING STRAPS. REPLACED GCU. PERFORMED FUNCTIONAL TEST FLIGHT. ALL SYSTEMS OK, 11-25-98. (M)

ATA 2424

Part: GCU — FAILED (LT ENGINE)

AIRCRAFT LEFT SITKA AFTER REPAIR AT CRUISE. LEFT GENERATOR DROPPED OFF LINE. FIELD CIRCUIT BREAKER TRIPPED. AIRCRAFT LANDED IN KETCHIKAN WITH NO PROBLEM. TROUBLESHOOTING DETERMINED GEN CONTROL UNIT BAD. REPLACED GCU. ALL SYSTEMS CHECKED OK. (M)

ATA 2424

Part: GCU — FAILED (LT ENGINE)

DURING CRUISE, LEFT GENERATOR DROPPED OFF LINE. AIRCRAFT LANDED IN SITKA WITH NO PROBLEMS. MAINTENANCE WAS DISPATCHED TO SITKA 11-21-98. CHANGED STARTER/GENERATOR AND GENERATOR CONTROL UNIT. ALL SYSTEMS CHECKED OK ON GROUND ENGINE RUNS. (M)

ATA 3240

Part: MAXARET — INOPERATIVE (RT MLG)

UPON LANDING IN KETCHIKAN, PILOT REPORTED RT BRAKE INEFFECTIVE, BRAKE PRESSURE GOOD. AIRCRAFT TOWED TO MAINTENANCE HANGAR. INSPECTION AND TROUBLESHOOTING REVEALED RT MAXARET (ANTI-SKID) UNIT INOPERATIVE. REMOVED AND REPLACED RT MAXARET WITH SERVICEABLE UNIT. OPS CHECK GOOD.