N137H

Part: COMPUTER — MALFUNCTIONED (NR 1) · airframe 29,708 hrs · 35,706 cycles

CAPTAIN'S ADI WENT BLANK INTERMITTENTLY WITH ATT FLAG, SIMULTANEOUSLY A/P FAILED WITH RED FAILURE CAPTIONS ON CAPTAIN'S FCP AND AUTOPILOT PANEL WITH ASSOCIATED AUTOPILOT FAIL FLAG ON MAP. DIVERTED TO OXR IN VMC CONDITIONS 2255 Z. REINITIALIZED NR 1 AHARS. CAPT'S ADI AND AUTOPILOT OPS CHECK GOOD AT THIS TIME.

Part: SHEAR TIE — CRACKED (COCKPIT) · airframe 29,454 hrs · 35,327 cycles

FORMER CRACKED JUST AFT OF PILOT'S DIRECT VISION WINDOW AFT CENTER. REMOVED AND REPLACED CRACKED BRACKET WITH NEW SERVICEABLE BRACKET OF SAME P/N FOR THIS LOCATION. ALL WORK PERFORMED IN ACCORDANCE WITH THE SRM 51-70-00. ALL CHECKS GOOD. P/N: 120-12545-001.

Part: ANGLE — CRACKED (FUSELAGE) · airframe 29,454 hrs · 35,327 cycles

CRACK AND PULLED RIVET IN VERTICAL STABILIZER TO EMPENNAGE SUPPORT ANGLE LEFT SIDE. REPLACED LEFT L-FORWARD PROFILE PER PART II OF SB 120-053-0074 AND EMBRAER AUTHORIZATION GST-3216/01. P/N: SB120-53-0074 KIT 1.

Part: BRAKE ASSY — FAILED (MLG) · airframe 3,716 hrs · 5,351 cycles

NR 2 BRAKE LOCKED UPON LANDING. REPLACED NR 2 BRAKE ASSEMBLY, ALSO BRAKE CONTROL VALVE. AIRCRAFT RESTORED TO NORMAL. ALL CHECKS GOOD.

Part: ANNUNCIATOR — FAILED (TE FLAPS) · airframe 28,977 hrs · 34,583 cycles

ON CLIMB OUT FLAP ASYMMETRY AND CONTROL FAULT. FLAP HANDLE WAS IN UP POSITION. ALL PAIRS SHOWED IN DOWN POSITION. COMMAND BAR SHOWED DOWN. RETURNED TO FIELD. REPLACED FLAP ANNUNCIATOR IAW MM 27-50-05. OPS CHECK GOOD ON GROUND. P/N: 306900-1005 S/N ON: 0155 S/N OFF: 0010

Part: HANDLE — MALFUNCTIONED (TE FLAPS) · airframe 28,969 hrs · 34,571 cycles

DURING CLIMB WITH FLAPS UP, WE GOT A FLAP/ADVANCED SWS ON MAP, WITH ASSYMETRY AND CONTROL FAULT, ALL LIGHT BARS INDICATING FULL FLAPS AND NOT FLASHING. FOLLOWED QRH PROCEDURES AND RESET. INSTALLED SERVICEABLE FLAP SELECT HANDLE, FLAPS CHECK GOOD 27-50-00. SN ON 120334, SN OFF 120289.

Part: ANNUNCIATOR — MALFUNCTIONED (COCKPIT) · airframe 28,867 hrs · 34,414 cycles

FLAP DISAGREEMENT ON TAKEOFF, DURING RETRACTION. REPLACED FLAP ANNUNCIATOR UNIT PER MM 27-50-00. OPS CHECK GOOD ON GROUND. P/N: 306900-1017, S/N ON: 0010, S/N OFF: 0217. CHANGED ALL WORN FLAP ROLLERS (8) AND FLAP TRACKS (3). REPLACED RIGHT INBOARD FLAP ACTUATOR IAW MM 27-50-00. OPS AND LEAK CHECKS GOOD.

Part: FASTENER — LOOSE (FUEL SERVICE DR) · airframe 28,736 hrs · 34,212 cycles

ABORTED TAKEOFF FOR RED DOOR LIGHT ON MAP AND SERVICE DOOR ON AT 80 KIAS. INBOARD FUEL SERVICE DOOR AFT FASTENER CAME LOOSE. SECURED FASTENER. OPS CHECKS GOOD.

Part: FLAP TRACK — DIRTY (WING) · airframe 28,394 hrs · 33,704 cycles

FLAP DISAGREEMENT IN FLIGHT DURING FLAP RETRACTION. FOUND FLAP TRACKS AND ROLLERS DIRTY. CLEANED ALL TRACKS AND ROLLERS. OPERATED FLAPS NUMEROUS TIMES. OPS CHECK GOOD AT THIS TIME.

Part: SERVO — WORN (ELEVATOR) · airframe 28,172 hrs · 33,395 cycles

E002 INSPECTION - RIGHT YOKE MAKES GRINDING NOISE WHEN PULLED BACK (ELEVATOR SERVO CLUTCH) CONTROLS DISCONNECTED. FOUND ELEVATOR SERVO TO BE WORN TO LIMITS. REMOVED AND REPLACED ELEVATOR SERVO IAW MM 22-10-05 PG 6. PERFORMED INSPECTION IAW MM 22-10-05 PAGE 601. OPS CHECK GOOD.

Part: ANNUNCIATOR — MALFUNCTIONED (TE FLAP SYSTEM) · airframe 28,056 hrs · 33,234 cycles

FLAP DISAGREEMENT AFTER FLAP RETRACTION AFTER TAKEOFF. DIVERTED TO FAT FROM MOD. REPLACED FLAP ANNUNCIATOR UNIT. OPS CHECK GOOD IAW EMB 120 MM 27-50-05. P/N ON 306900-1005, S/N ON 0212, P/N OFF 306900-1017, S/N OFF 0155.

Part: RELAY — FAILED (MLG) · airframe 27,704 hrs · 32,710 cycles

AFTER TAKE OFF FROM SBP THERE WAS A HEAVY VIBRATION FROM THE NOSE LANDING GEAR AREA. RETURNED TO SBP. PERFORMED NUMEROUS GEAR SWINGS AND FOUND GEAR DOORS WOULD ONLY CLOSE WHEN UP AND LOCKED HALF OF THE TIME. REMOVED AND REPLACED LANDING GEAR RELAY BOX IAW 32-31-02 EMB 120 MM. ALL OPS CHECKS GOOD. DOORS NOW CLOSE NORMALLY.PNON 120-43270-501 SN ON 120150 SN OFF 120124

Part: WINDOW — OUT OF ADJ (COCKPIT) · airframe 27,406 hrs · 32,324 cycles

CAPTAINS DV WINDOW WILL NOT OPEN. ADJUSTED CAPTAINS DV WINDOW IAW MM 52-22-01. OPS CHECKS NORMAL.

Part: WINDOW — OUT OF ADJ (COCKPIT) · airframe 27,638 hrs · 32,623 cycles

CAPTAINS DV WINDOWN WILL NOT OPEN. ADJUSTED CAPTAINS DV WINDOW IAW MM 52-22-01. OPS CHECKS NORMAL.

Part: PROXIMITY SWITCH — FAILED (NLG) · airframe 25,898 hrs · 30,158 cycles

RETRACTING GEAR RED B NOSE AND GREEN B NOSE REMAIN ILLUMINATED. RETURNED TO FAT. INSPECTED NLG SYSTEM FORWARD PROXIMITY SENSORS AND FOUND THEM ADJUSTED WITHIN LIMITS AND UNABLE TO DUPLICATE DISCREPANCY. REPLACED LANDING GEAR RELAY BOX AS A PRECAUTION. (P/N 12043270501) (S/N 120211) OFF, (P/N 120124) ON. GROUND CHECK NUMEROUS CYCLES INCLUDING EMERGENCY SYSTEMS, ALL CHECKS NORMAL.

Part: SWITCH — OUT OF ADJUST (SERVICE DOOR)

SERVICE DOOR LIGHT CAME ON AT ROTATION. RETURNED TO FIELD. FOUND OUTBOARD FUEL SERVICE DOOR SWITCH OUT OF ADJUSTMENT. ADJUSTED MICROSWITCH, OPS CHECK GOOD.

Part: SWITCH — OUT OF ADJUST (FUEL DOOR)

SERVICE DOOR LIGHT ILLUMINATED AFTER TAKEOFF. RETURNED TO PDX. ADJUSTED SINGLE POINT REFUELING DOOR MICROSWITCH AS NECESSARY. LIGHT OPS CHECKS GOOD.

Part: BOOT — FAILED (RT ENGINE INLET)

RIGHT ENGINE AIR INLET DEICE BOOT FAILED IN FLIGHT. RETURNED TO PDX. SHOP AIR TESTED GOOD FROM BOTH AIR INPUTS. SWAPPED PRESSURE SWITCHES FROM LEFT TO RIGHT AND INSTALLED NEW TIMER FOR RIGHT INLET BOOT IAW MM 30-20-05. OPS CHECKS GOOD ON GROUND.

Part: LAMP — FAILED (CABIN)

ONE LAMP INOP AT FORWARD EMERGENCY FLOOR PATH LIGHTING. REPLACED LAMP.

Part: ECU — MALFUNCTIONED (RT ENGINE)

THE RIGHT PROPELLER RPM FLUCTUATED BETWEEN 100 AND 102.5 PERCENT AFTER TAKEOFF. DEFERRED THE RIGHT ENGINE ELECTRONIC CONTROL SYSTEM. AIRCRAFT RETURNED TO SERVICE.

Part: ACTUATOR — MALFUNCTION (LT TE FLAP)

FLAP CONTROL FAULT WARNING. REPLACED THE LEFT HAND INBOARD FLAP ACTUATOR.

Part: LIGHT — INOPERATIVE (RT EXTERIOR)

RIGHT AFT EXTERIOR EMERGENCY LIGHT IS INOP. REPLACED LIGHT ASSY.

Part: WIRE — SHORTED (AVIONICS)

AVIONICS BAY OVERHEAT WARNING ON. REPAIRED OVERTEMP SENSOR WIRING (P/N W012-0203-20).

Part: WIRE — OVERHEATED (BREAKER PANEL 35)

DURING SCHEDULED MAINTENANCE, BEHIND THE AIRCRAFTS MAIN CIRCUIT BREAKER PANEL, 35 CIRCUIT BREAKER WIRES WERE DISCOVERED WITH EVIDENCE OF OVERHEATING. REPLACED OVERHEATED WIRES AND TERMINAL ENDS.

Part: EADI — MALFUNCTION (LEFT)

PILOTS EAD1 AND EHS1 HAVE NO BACKGROUND COLOR AND RED ATT AND HDG FLAPS. REPLACED THE NR 1 AHC-85.

Part: RELAY BOX — MALFUNCTIONED (LANDING GEAR)

LANDING GEAR DID NOT RETRACT WHEN SELECTED UP AFTER TAKE OFF. COULD NOT DUPLICATE DISCREPANCY. REPLACED THE LANDING GEAR RELAY BOX FOR TROUBLESHOOTING.

Part: SENSOR — DEFECTIVE (RT MLG)

THE RT MLG DOWN LOCK LIGHT REMAINED ON AFTER GEAR RETRACTION. REPLACED DEFECTIVE DOWN LOCK PROXIMITY SENSOR.

Part: SKIN — CORRODED (FUSELAGE)

DURING INSPECTION, FOUND LOWER FUSELAGE SKIN TO BE CORRODED AT FRAME 22 BETWEEN STRINGERS 20 LT AND 20 RT, CUT OUT CORRODED AREA OF LOWER FUSELAGE SKIN FABRICATED AND INSTALLED A SERVICEABLE FILLER AND DOUBLER REPAIR. ALL WORK WAS DONE I/A/W EMB 120 S.B. 120-53-0065, S.R.M. 53-00-01, FIG. 202. AIRCRAFT TOTAL CYCLES, 20,085.

Part: SEAL — WORN (LEFT)

LEFT DUCT LEAK WARNING ILLUMINATED DURING FLIGHT. REPLACED WORN HEAT EXCHANGER SEAL.

Part: POTENTIOMETER — DEFECTIVE (NLG STEERING)

NOSE WHEEL STEERING IS ERRATIC AND PULLS HARD TO THE RIGHT. REPLACED THE FEED BACK POTENTIOMETER BOX.

Part: MANIFOLD ASSY — DEFECTIVE (NLG STEERING)

NOSE WHEEL STEERING IS JERKY, DRIFTS TO ONE SIDE AND THEN JERKS BACK. ABNORMAL AMOUNT OF LEFT RUDDER REQUIRED FOR TAKEOFF. REPLACED THE NEW MANIFOLD ASSY.

Part: TUBE ASSY — CRACKED (LT NACELLE)

FUEL LEAKING FROM LT ENGINE NACELLE. REPLACED CRACKED VENT VALVE FLOW LINE IN LT NACELLE.

Part: FUEL HEATER — CRACKED (RT ENGINE)

FUEL LEAKING FROM RIGHT ENGINE NACELLE. REMOVED AND REPLACED RIGHT ENGINE FUEL HEATER WITH SERVICEABLE UNIT.

Part: SEPARATOR — BROKEN (WING DE-ICE)

NR 2 ENGINE DUCT LEAK WARNING CAME ON DURING CLIMB, AIRCRAFT RETURNED TO MCO. REPLACED BROKEN WING DE-ICE BLEED AIR WATER SEPARATOR.

Part: WHEEL HALF — CRACKED (LT OTBD MAIN)

WHEEL S/N 1566 WAS REMOVED FROM AIRCRAFT 1137 LEFT OUTBOARD GEAR, DUE TO THE TIRE BEING WORN TO LIMITS. WHEEL ASSY CAME THROUGH MCO TIRE SHOP. WHEEL WAS DUE EDDY CURRENT, UPON EDDY CURRENT ON WHEEL, FOUND A 2 INCH CRACK ON BEAD SEAT ON INNER WHEEL HALF. SENT WHEEL ASSY TO CVG TIRE SHOP FOR FURTHER INSPECTION.

Part: FUEL HEATER — LEAKING (RT ENGINE)

RT ENGINE IS LEAKING FUEL. REPLACED THE ENGINE FUEL HEATER.

Part: THERMOSTAT — DEFECTIVE (LEFT)

LEFT DUCT OVERHEAT WARNING ON. REPLACED THE LEFT DUCT THERMOSTAT.

Part: FUEL FLOW TRANS — DEFECTIVE (RT ENGINE)

RT ENGINE FUEL FLOW INDICATION FAILED DURING TAKEOFF. REPLACED FUEL FLOW TRANSMITTER.

Part: FRAME — CRACKED (RT NACELLE)

DURING INSPECTION, FOUND RIGHT NACELLE HALF FRAME P/N 120-07881-004 TO BE CRACKED. REPAIRED PER EMB SRM. INSTALLED PER AERODESIGN REPORT NR 661-13 DATED 2-12-95.

Part: FRAME — CRACKED (RT NACELLE)

DURING INSPECTION FOUND RIGHT NACELLE OUTBOARD HALF FRAME P/N 120-39739-002 TO BE CRACKED. REMOVED FRAME AND INSTALLED SERVICEABLE HALF FRAME P/N 120-48439-002. ORIGINAL FRAME THICKNESS 15.032 INCH NEW FRAME 15.040 INCH INSTALLED AS PER EMB 120 SRM AND AERODESIGN REPORT NR 661-13.

Part: POTENTIOMETER — DEFECTIVE (NLG STEERING)

COPILOTS NWS IS INOP. AIRCRAFT VEERS HARD LEFT. REPLACED THE NWS FEEDBACK POTENTIOMETER.

Part: SEAL — LEAKING (LT ENGINE)

FLUID LEAKING FROM LEFT ENGINE. REPLACED THE CENTRIFUGAL BREATHER CARBON SEAL.