N203SW

Part: EEC — MALFUNCTIONED (ENGINE) · airframe 24,440 hrs · 32,358 cycles

RT ENGINE TORQUE FLUCTUATES WITH EEC ON TORQUE FLUCTUATION OF 10 PERCENT ON RIGHT ENGINE DURING TAKE OFF ROLL. MEL 73-21-1. ABORTED TAKE OFF. PERFORMED RUN UP WITH EECS OFF AND RUN UP WAS NORMAL WITH EEC OFF. DEFERRED RIGHT EEC MEL 73-21-1. REMOVED AND REPLACED RIGHT ENGINE HMU AND FUEL PUMP IAW MM 73-21-00 AND RII 73-301.

Part: VENTURI — LEAKING (ENGINE BLEED) · airframe 23,748 hrs · 31,379 cycles

LEFT DUCT LEAK LIGHT CAME ON IN FLIGHT. LIGHT EXTINGUISHED AFTER 4 MINUTES. RETURNED TO LAX. INSPECTED LEFT ENGINE BLEED AIR DUCTS FOR LEAKS. FOUND WEEP HOLE FOR VENTURI ON BOTTOM AND CLAMP LEAKING. REPOSITIONED WEEP HOLE FOR VENTURI ON TOP AND TIGHTENED CLAMP NEXT TO PRESSURE REGULATOR. RAN BLEED SYSTEM TO CHECK FOR LEAKS. NONE FOUND, NO DUCT LEAK INDICATION.

Part: REGULATOR — LEAKING (DEICE SYSTEM) · airframe 23,748 hrs · 31,379 cycles

LEFT DUCT LEAK LIGHT CAME ON INFLIGHT. LIGHT EXTINGUISHED AFTER TWO AND ONE HALF MINUTES. RETURNED TO LAX. FOUND LEFT DEICE PRESSURE REGULATOR LEAKING. REMOVED AND REPLACED IT WITH A SERVICEABLE PART. OPS CHECKS GOOD. PERFORMED ENGINE RUNS AT TAKEOFF AND CLIMB POWER WITH BLEEDS ON AND NO DUCT LEAK LIGHTS CAME ON. OPS CHECKS GOOD. (P/N 38E96-6A) (S/N B-2390)

Part: INDICATOR — FAILED (COCKPIT) · airframe 23,748 hrs · 31,379 cycles

AFTER TAKEOFF FIRST OFFICER''S HSI DISPLAY FAILED (WENT BLANK). RETURNED TO LAX. REPLACED FIRST OFFICER''S HPU-74. OPS CHECKS GOOD. S/N: 1688, S/N OFF: 103.

Part: SENSOR — FAILED (RT MLG) · airframe 23,718 hrs · 31,327 cycles

RIGHT MAIN GREEN ''''A'''' LIGHT ILLUMINATED INFLIGHT. GEAR HAD TO BE EXTENDED BY ELECTRICAL OVERRIDE PROCEDURE. RETURNED TO SLC. REPLACED RIGHT MAIN A PROX SENSORS IAW MM 32-60-00, OPS CHECKS GOOD.

Part: O-RING — BROKEN (RADAR ANTENNA) · airframe 23,659 hrs · 31,259 cycles

WEATHER RADAR FAILED AFTER DEPARTURE. AFTER APPROXIMATELY 12 MINUTES AND TRYING DIFFERENT OPTIONS AND TEST WEATHER RADAR CAME BACK ON. RETURNED TO SLC. REMOVED AND REPLACED ANT-318 IAW 34-41-04. OPS FOUND 2 O-RINGS BROKEN FROM UNDERSIDE TO ANT-318 AND ANT 318 TO ANTENNA ARRAY. INSTALLED NEW SERVICEABLE O-RINGS. P/N ON: 622-2504-01, S/N: 956, S/N OFF: 2084.

Part: CONTROL BOX — FAILED (MLG) · airframe 23,338 hrs · 30,891 cycles

ON GEAR RETRACTION, RIGHT MAIN GEAR A GREEN LIGHT ILLUMINATED AND STAYED ON FOR FLIGHT. GEAR INTRANSIT A AND B SYSTEM GREEN LIGHTS ALL INDICATED NORMAL ON GEAR EXTENSION. GEAR FAILED TO LOWER MANUALLY FREE FALL GEAR PROCEDURE OK. TRIED LOWERING GEAR BY ELECTRICAL OVERRIDE. DOORS OPENED OK, BUT PROCEDURE FAILED TO LOWER THE GEAR. PERFORMED EXTENSIVE GROUND CHECK, GROUND CK DUPLICATED DISCREPANCY AND ISOLATED TO LANDING GEAR CONTROL BOX. INSTALLED SERVICEABLE LANDING GEAR CONTROL BOX. PERFORMED EXTENSIVE GEAR SWINGS, OPS CHECK GOOD. (P/N 12038594501) (S/N 120040R) ON, (S/N 120282) OFF.

Part: SWITCH — MISINSTALLED (LT MLG)

AFTER TAKEOFF, LANDING GEAR WOULD NOT RETRACT TO UP POSITION. PERFORMED QRH PROCEDURES FOR OVERRIDE SWITCH, STILL NO RETRACTION. REMOVED LEFT MAIN LANDING GEAR SHOCK ABSORBER PROXIMITY SWITCH, FOUND TO BE INSTALLED INCORRECTLY. BENCH CHECK AND REINSTALLED IAW MM 320101, PERFORMED SEVERAL GEAR CYCLES AND OPS CHECKS GOOD.

Part: DEICE BOOT — DAMAGED (RT WING)

RIGHT OUTBOARD WING DEICE FAILED ON BOTH TIMER. RETURNED TO SFO. PATCHED HOLE IN RIGHT OUTBOARD WING DEICE BOOT. RAN ENGINES, OPS CHECK GOOD.

Part: VALVE — MALFUNCTIONED (PNEUMATIC SYSTEM)

RIGHT DUCT LEAK LIGHT ILLUMINATED ON CLIMBOUT BUT WENT OUT AFTER CLOSING BLEED. INSTALLED 31 PSI REGULATING VALVE FOR RIGHT HAND SIDE. RAN ENGINE AT FULL AND CRUISE POWER FOR 20 MINUTES, OPS CHECK GOOD AT THIS TIME.

Part: TRANSCEIVER — INOPERATIVE (VOR SYSTEM)

NR 2 NAV RADIO INOP DURING FLIGHT. RETURNED TO SFO. INSTALLED SERVICEABLE NR 2 NAV RECEIVER, OPS CHECKS GOOD.

Part: PCU — MALFUNCTIONED (RT ENGINE)

RIGHT NP WENT TO 102.3 PERCENT AND STAYED THERE FOR APPROX 2 MINUTES UNTIL PROP SYNC TURNED OFF. RETURNED TO SLC. REMOVED AND REPLACED RIGHT PCU, OPS AND LEAK CHECKS GOOD.

Part: RADAR — INOP (COCKPIT)

WEATHER RADAR INOP IN FLIGHT. PAINTS 2-3 BANDS ACROSS DISPLAY IN 10-25 MILE RANGE. RETURNED TO SLC. TESTED RADAR. WEATHER AND MAP CHECKS GOOD. NO BANDS IN DISPLAY.

Part: INDICATION — MALFUNCTIONED (NLG)

NOSE GEAR WOULD NOT RETRACT DURING GO AROUND. SHOWED BOTH A/B RED LIGHTS. SELECTED GEAR UP AGAIN WITH SAME PROBLEM. SELECTED GEAR DOWN WITH 3 GREEN. INSPECTED LANDING GEAR SYSTEM FOR DEFECTS AND PERFORMED SEVERAL GEAR SWINGS, BUT COULD NOT DUPLICATE PROBLEM. ALL CHECKS GOOD AT THIS TIME.

Part: NP INDICATOR — MALFUNCTIONED (RT PROPELLER)

RIGHT PROPELLER NP INDICATOR 102.7 PERCENT AFTER TAKEOFF. RETURNED TO FIELD. CHECKED RIGHT ENGINE CONTROL LINKAGE. PERFORMED POWER RUN ON RIGHT ENGINE. RPM IS WITHIN PERIMETERS AND CONDITION LEVER RESPONSE IS NORMAL. SYSTEM OPS GOOD. COULD NOT DUPLICATE.

Part: SWITCH — OUT OF ADJUST (FUEL DOOR)

SERVICE DOOR LIGHT CAME ON IN FLIGHT. RETURNED TO FIELD. ADJUSTED FUEL DOOR MICRO-SWITCHES, OPS CHECKS GOOD.

Part: CONTROL LEVER — FAILED (LANDING GEAR)

OBO GEAR INDICATION SYSTEM IS INOP. FLEW PAST TOWER TO CONFIRM GEAR DOWN AND LOCKED. MEL 32-60-1. REMOVED AND REPLACED LANDING GEAR CONTROL LEVER IAW MM 32-31-00, OPS CHECKS GOOD.

Part: BLEED SO VALVE — FAILED (LT ENGINE)

DURING CLIMBOUT, CABIN WOULD NOT PRESSURIZE IN AUTO OR MANUAL MODE. AFTER ENGINE START NOTICED LEFT BLEED CLOSED LIGHT WAS DIFFICULT TO EXTINGUISH. FLIPPED THE BLEED SWITCH SEVERAL TIMES BEFORE LIGHT WOULD EXTINGUISH. RETURNED TO SGU. REMOVED AND REPLACED LEFT BLEED SHUT OFF VALVE IAW MM 25-30-00, OPS CHECKS GOOD.

Part: ENGINE — VIBRATION (RIGHT)

CREW REPORTED, ENGINE VIBRATION AT GROUND IDLE RIGHT SIDE. REPLACED RIGHT ENGINE ASSEMBLY PER MM 71-00-00.

Part: TRANSDUCER — FAILED (RT ENGINE)

RIGHT OIL PRESS FLUCTUATING. RETURNED TO SJC. INSTALLED NEW RIGHT ENGINE OIL PRESS TRANSDUCER AND RAN RIGHT ENGINE. OPS CHECKS GOOD WITH NO FLUCTUATIONS.

Part: ANNUNICATOR — MALFUNCTIONED (TE FLAPS)

ON CLIMBOUT, RECEIVED CONTROL FAULT WITH ASSOCIATED MAP LIGHTS. RESET SYSTEM AND RECEIVED ANOTHER CONTROL FLAP FAULT. REPLACED FLAP ANNUNICATOR AND TESTED IAW MM 27-30-03, OPS CHECKS GOOD.

Part: CONTROL UNIT — MALFUNCTIONED (TE FLAPS)

ON TAXI OUT, RECEIVED FLAP CONTROL FAULT. RESET AND IMMEDIATELY RECEIVED ANOTHER FLAP CONTROL FAULT. RERACKED FLAP CONTROL UNIT, OPS CKS GOOD, IAW MM 27-00-00.

Part: ACTUATOR — FAILED (LT TE FLAP)

DURING CRUISE FLIGHT REPEATED FLAP CONTROL FAULTS. EACH FAULT INCLUDED ASSOCIATED LIGHTS ANNUNCIATED AND FLAP GAUGE INDICATED 45 DEGREES. ATTEMPTED SEVERAL TIMES TO CLEAR FAULTS WITH SUCCESS. HOWEVER, DURING LANDING UNABLE TO SET LANDING FLAPS AND UNABLE TO CLEAR FAULT ON THE FLAP CONTROL PANEL. REMOVED AND REPLACED LEFT INBOARD FLAP ACTUATOR IAW MM 27-50-00.

Part: HYDRAULIC SYS — REQD SERVICE (GREEN HYD SYST)

ON TAKEOFF, GOT GREEN SYSTEM LOW LEVEL LIGHT, GAUGE SHOWED EMPTY BUT PRESSURE REMAINED NORMAL. SERVICED GREEN SYSTEM HYDRAULICS TO CORRECT LEVEL AND LOW LEVEL LIGHT WAS EXTINGUISHED.

Part: PROX SENSOR — MALFUNCTIONED (RT MLG)

HAD TO USE THE ABNORMAL LANDING GEAR EXTENSION TO GET THE GEAR DOWN. REMOVED AND REPLACED RIGHT MAIN DOWNLOCK PROXIMITY SENSOR. CYCLED GEAR NINE TIMES. OPS CHECKS GOOD.

Part: PROX SENSOR — FAILED (RT MLG)

LANDING GEAR HANDLE WILL NOT COME UP WITHOUT DOWN LOCK RELEASE BUTTON PRESSED MEL 32-31-1. ELIMINATED LANDING GEAR SHOCK ABSORBER PROXIMITY SENSORS, ALL THREE LT LANDING DOWN LOCK PROXIMITY SENSORS BY SLAVING IN GOOD SENSORS. REMOVED AND REPLACED RT MAIN LANDING SHOCK ABSORBER PROXIMITY SENSOR, ALL SYSTEMS OPERATE NORMAL. GEAR HANDLE RELEASES AS REQUIRED, ALL OTHER RELATED SYSTEMS MM 32-01-01, ALL CHECKS GOOD.

Part: SUPPORT — CRACKED (LT WING)

LT WING RIB NR 16 HAS ONE SKIN SUPPORT BRACKET CRACKED. REMOVED AND REPLACED ONE CRACKED SKIN SUPPORT BRACKET ON THE LT WING.

Part: SUPPORT — CRACKED (LT WING)

LT WING RIB NR 16 HAS 2 EACH CRACKED SKIN SUPPORT BRACKETS. REMOVED AND REPLACED 3 CRACKED SKIN SUPPORT BRACKETS ON RIB NR 16 IN THE LT WING.

Part: CONTROL CABLE — WORN (RUDDER)

RT RUDDER OUTBOARD CABLE WORN AFT SECTION. REPLACED RT RUDDER OUTBOARD AFT SECTION CABLE WITH SERVICEABLE CABLE.

Part: SUPPORT — CRACKED (RT WING)

RT WING RIB NR 16 HAS 2 CRACKED WING SKIN SUPPORT BRACKETS. REMOVED AND REPLACED 2 CRACKED WING SKIN SUPPORT BRACKETS WITH NEW ONES ON RT WING RIB NR 16.

Part: TRIM ACTUATOR — WORN (RUDDER)

RUDDER TRIM CABLE AT AFT BULKHEAD WORN. REPLACED RUDDER TRIM ACTUATOR AND CABLES WITH SERVICEABLE ASSEMBLY. OP CHECK GOOD.

Part: SUPPORT — CRACKED (RT WING)

RT WING RIB NR 15 HAS 4 CRACKED WING SKIN SUPPORT BRACKETS. REMOVED AND REPLACED 4 CRACKED WING SKIN SUPPORT BRACKETS ON RIB NR 15 RT WING.

Part: ACTUATOR — OUT OF ADJUST (LT MLG)

AFTER TAKEOFF, LT MAIN GEAR REMAINED IN TRANSIT, PULLING THE UP DOWN CONTROL C/B CORRECTED THE RESISTANCE. RETURN TO SLC FOR LANDING. MADE ADJUSTMENTS ON THE LT MLG ACTUATOR IAW MM 33-32-10, CKS GOOD.

Part: ACTUATOR — MALFUNCTIONED (RUDDER)

RT RUDDER STIFF INFLIGHT NO UNWANTED YAW, RUDDER CENTERS NORMALLY, RUDDER TRIM SEEMS INHIBITED ALTHOUGH IT WORKS, TURNING OFF BLUE RUDDER SYSTM SOLVES STIFF RUDDER PEDAL PROBLEM, NO ANNUNICATOR INFLIGHT WITH BOTH RUDDER SYSTEMS TURNED OFF. PERFORMED RUDDER OVERBOOST, CHECK FOUND GOOD, INSPECTED RUDDER PCU AND ACTUATOR EXTENDS, FOUND NO DISCREPANCIES, OPS RUDDER SYSTEM IN ALL CONFIGURATIONS, COULD NOT DUPLICATE, SUSPECT BAD SOLENOID ON PCU, REPLACED RUDDER PCU, REPLACED BLUE SYSTEM RUDDER ACTUATOR. OPS CKS GOOD ON GROUND, NO LEAKS NOTED, PER MM 27-22-02.