# N187SW: Embraer EMB-120, registration cancelled 2005-09-12

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 12, 2005
- Exported to: Angola
- Status when cancelled: Triennial form not returned
- Airframe: [Embraer EMB-120](https://openairdocs.org/model/embraer-emb-120) (registry code 3260201)
- Engine: [Pratt & Whitney Canada PW118](https://openairdocs.org/engine/pratt-whitney-canada-pw118) (registry code 52116)
- Data sheets: [TCDS A31SO](https://openairdocs.org/tcds/A31SO), [TCDS E20NE](https://openairdocs.org/tcds/E20NE) (OpenAirDocs)
- Serial number: 120.037
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, transport
- Airworthiness date: March 2, 1994
- Certificate issued: February 5, 1987
- Last registry action: August 23, 2005
- Mode S code: A15C52
- Owner when cancelled: [Skywest Airlines Inc](https://openairdocs.org/faa-owner/SKYWEST%20AIRLINES%20INC)
- Location: [St George, UT](https://openairdocs.org/faa-place/UT/St%20George)
- Owner type: Corporation
- Owner's area on the map: 37.1384° N, 113.6296° W: Placed by OpenAirDocs at the center of ZIP code 84770, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N187SW
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=187SW
- Page: https://openairdocs.org/deregistered/N187SW-2005-09-12

From the FAA registry file of October 28, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Embraer EMB-120: https://openairdocs.org/model/embraer-emb-120.md

## Service difficulty reports (90, newest 50)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR SWIA200514909](https://openairdocs.org/sdr/SWIA200514909), Apr 15, 2005: SELECTOR. MALFUNCTIONED. CREW REPORTED FLAP CONTROL FAULT AND ADVANCED SWS WHEN FLAPS SELECTED. REMOVED AND REPLACED FLAP LEVER IAW MM 27-50-01, OPERATIONAL CHECK GOOD.
- [SDR SWIA200514858](https://openairdocs.org/sdr/SWIA200514858), Apr 9, 2005: SELECTOR. BINDING. FLAP SELECTOR BINDS IN 45 DEG NOTCH. REPLACED FLAP SELECTOR LEVER ASSY IAW EMB MM 27-50-01, OPERATIONAL CHECK GOOD.
- [SDR SWIA200514857](https://openairdocs.org/sdr/SWIA200514857), Apr 9, 2005: ACTUATOR. MALFUNCTIONED. ONCE AIRBORNE, RIGHT RUDDER WOULD ONLY MOVE HALF WAY. REPLACED BLUE SYSTEM RUDDER ACTUATOR IAW EMB MM 27-22-02 , OPERATIONAL CHECK IAW EMB MM 27-24-00 GOOD.
- [SDR SWIA200514415](https://openairdocs.org/sdr/SWIA200514415), Jan 17, 2005: FCU. MALFUNCTIONED. AFTER LANDING FLAPS STAYED AT 45 DEGREES. INSTALLED A SERVICEABLE FCU. OPERATIONAL CHECK GOOD.
- [SDR SWIA200514339](https://openairdocs.org/sdr/SWIA200514339), Jan 6, 2005: ACTUATOR. MALFUNCTIONED. ON TAKEOFF, THE RIGHT RUDDER HAD VERY LIMITED TRAVEL. REPLACED GREEN HYDRAULIC RUDDER ACTUATOR IAW 27-22-02. OPS AND LEAK CHECK GOOD.
- [SDR SWIA200413590](https://openairdocs.org/sdr/SWIA200413590), Jul 15, 2004: CONTROL PANEL. MALFUNCTIONED. STALL WARNING ON MAP WILL NOT CLEAR. REMOVED AND REPLACED STALL WARNING PANEL. OPERATIONAL CHECK GOOD. P/N: 120-84428-505, S/N OFF: 1200034R.
- [SDR SWIA200413524](https://openairdocs.org/sdr/SWIA200413524), May 6, 2004: BRACKET. CRACKED. LEFT WING UPPER 2ND FROM LAST SKIN SUPPORT BRACKET CRACKED. DISCOVERED DURING C-CHECK INSPECTION. SKIN SUPPORT REMOVED AND REPLACED IAW SRM 57-20-07, 51-25-00, 
- [SDR SWIA200413523](https://openairdocs.org/sdr/SWIA200413523), May 6, 2004: BRACKET. CRACKED. LEFT WING UPPER 3RD FROM FRONT SKIN SUPPORT BRACKET IS CRACKED AT RIB 22. DISCOVERED DURING C-CHECK INSPECTION. INSTALLED NEW CLIP IAW SRM 57-20-07, 51-40-05, 5
- [SDR SWIA200413495](https://openairdocs.org/sdr/SWIA200413495), May 6, 2004: RIB. WORN. RIGHT WING LEADING EDGE INBOARD OF NACELLE, OUTBOARD ATTACH POINT RIB WORN THROUGH. DISCOVERED DURING C-CHECK INSPECTION. RIB REPAIRED IAW EMB 120 SRM 51-70-05 
- [SDR SWIA200413494](https://openairdocs.org/sdr/SWIA200413494), May 6, 2004: SUPPORT BRACKET. CRACKED. RIGHT WING UPPER 4TH FROM FRONT SKIN SUPPORT BRACKET CRACKED AT RIB 8. DISCOVERED DURING C-CHECK INSPECTION. INSTALLED SKIN SUPPORT CLIP IAW SRM 57-20-07, 51-25
- [SDR SWIA200413493](https://openairdocs.org/sdr/SWIA200413493), May 6, 2004: RIB. CRACKED. RIGHT WING FORWARD RIB 19 CRACKED AT TWO SPOTS. DISCOVERED DURING C-CHECK INSPECTION. RIGHT WING FORWARD RIB 19 REPLACED IAW EMB 120 SRM 51-40-07, 51-40-04, 51-
- [SDR SWIA200413492](https://openairdocs.org/sdr/SWIA200413492), May 6, 2004: RIB. CRACKED. RIGHT WING FORWARD RIB 20 CRACKED AT TOP TWO SPOTS. DISCOVERED DURING C-CHECK INSPECTION. RIGHT WING FORWARD RIB 20 REPLACED IAW 51-25-00, 51-40-05, 51-40-02, 5
- [SDR SWIA200413491](https://openairdocs.org/sdr/SWIA200413491), May 6, 2004: SUPPORT BRACKET. CORRODED. RIGHT WING UPPER 2ND FROM FRONT SKIN SUPPORT BRACKET AT RIB 20 CRACKED. DISCOVERED DURING C-CHECK INSPECTION. INSTALLED SKIN SUPPORT CLIP IAW SRM 57-20-07, 51-2
- [SDR SWIA200413490](https://openairdocs.org/sdr/SWIA200413490), May 6, 2004: SUPPORT BRACKET. CRACKED. RIGHT WING UPPER 2ND FROM FRONT SKIN SUPPORT BRACKET CRACKED AT RIB 21. DISCOVERED DURING C-CHECK INSPECTION. REMOVED AND REPLACED SKIN SUPPORT CLIP IAW SRM 57-
- [SDR SWIA200413489](https://openairdocs.org/sdr/SWIA200413489), May 6, 2004: SUPPORT BRACKET. CRACKED. RIGHT WING UPPER FORWARD SKIN SUPPORT BRACKET CRACKED AT RIB 21. DISCOVERED DURING C-CHECK INSPECTION. REMOVED AND REPLACED SKIN SUPPORT IAW SRM 57-20-07, 51-25
- [SDR SWIA200413488](https://openairdocs.org/sdr/SWIA200413488), May 6, 2004: SUPPORT BRACKET. CRACKED. RIGHT WING UPPER AFT SKIN SUPPORT BRACKET CRACKED AT RIB 23. DISCOVERED DURING C-CHECK INSPECTION. REMOVED AND REPLACED SKIN SUPPORT CLIP IAW SRM 57-20-07, 51-2
- [SDR SWIA200413487](https://openairdocs.org/sdr/SWIA200413487), May 6, 2004: SUPPORT BRACKET. CRACKED. RIGHT WING UPPER 3RD FROM FRONT SKIN SUPPORT BRACKET AT RIB 23 IS CRACKED. DISCOVERED DURING C-CHECK INSPECTION. REMOVED AND REPLACED SKIN SUPPORT CLIP IAW SRM 
- [SDR SWIA200413486](https://openairdocs.org/sdr/SWIA200413486), May 6, 2004: SUPPORT BRACKET. CRACKED. RIGHT WING RIB 24 LOWER 2ND FROM FRONT SKIN SUPPORT BRACKET CRACKED. DISCOVERED DURING C-CHECK INSPECTION. REMOVED AND REPLACED CRACKED BRACKET IAW SRM 57-20-07
- [SDR SWIA200413485](https://openairdocs.org/sdr/SWIA200413485), May 6, 2004: STRUCTURE. CRACKED. LEFT ZONE 193 LOWER FLANGE WING TO FUSELAGE IS CRACKED IN THREE LOCATIONS. DISCOVERED DURING C-CHECK INSPECTION. INSTALLED ANGLE IAW EMB 120 SRM 53-20-13 PG 205
- [SDR SWIA200413484](https://openairdocs.org/sdr/SWIA200413484), May 6, 2004: SUPPORT BRACKET. CRACKED. LEFT WING UPPER AFT SKIN SUPPORT BRACKET CRACKED AT RIB 8. DISCOVERED DURING C-CHECK INSPECTION. INSTALLED CLIPS IAW SRM 57-20-07, 51-40-05, 52-25-00, 51-40-02.
- [SDR SWIA200413483](https://openairdocs.org/sdr/SWIA200413483), May 6, 2004: SUPPORT BRACKET. CRACKED. LEFT WING UPPER 3RD FROM FRONT SKIN SUPPORT BRACKET CRACKED AT RIB 8. DISCOVERED DURING C-CHECK INSPECTION. INSTALLED SKIN SUPPORT IAW SRM 57-20-07, 51-40-05, 5
- [SDR SWIA200413482](https://openairdocs.org/sdr/SWIA200413482), May 6, 2004: SUPPORT BRACKET. CRACKED. LEFT WING UPPER 2ND FROM FRONT SKIN SUPPORT BRACKET CRACKED AT RIB 8. DISCOVERED DURING C-CHECK INSPECTION. INSTALLED SKIN SUPPORT IAW SRM 57-20-07, 51-40-05, 5
- [SDR SWIA200413481](https://openairdocs.org/sdr/SWIA200413481), May 6, 2004: SUPPORT BRACKET. CRACKED. LEFT WING UPPER AFT SKIN SUPPORT BRACKET CRACKED AT RIB 23. DISCOVERED DURING C-CHECK INSPECTION. REMOVED AND REPLACED SKIN SUPPORT CLAMP IAW SRM 57-20-07, 51-2
- [SDR SWIA200413480](https://openairdocs.org/sdr/SWIA200413480), May 6, 2004: FRAME. CRACKED. FRAME 15 IN BELLY CRACKED FRAME AT AFT AIR STAIR ACTUATOR. DISCOVERED DURING C-CHECK INSPECTION. FRAME REPAIRED IAW EMB 120 SRM 53-00-04 PG 201-204.
- [SDR SWIA200412932](https://openairdocs.org/sdr/SWIA200412932), Feb 20, 2004: PROXIMITY SWITCH. FAULTY. FIRST FLIGHT AURAL WARNING TRIM CHECK FAILS. REMOVED LEFT AND RIGHT ELEVATOR TRIM PROX SWITCHES HAND SHAKE CONNECTORS AND REPLACED WITH ENVIRONMENTAL SPLICE CON
- [SDR SWIA200412861](https://openairdocs.org/sdr/SWIA200412861), Feb 5, 2004: SHUTOFF VALVE. MALFUNCTIONED. SMOKE IN COCKPIT AND CABIN WITH BOTH PACKS OFF. REMOVED AND REPLACED LT ENGINE PRESSURE REGULATOR SHUT OFF VALVE WITH SERVICEABLE UNIT IAW MM 36-10-04. OPS CHEC
- [SDR SWIA200412853](https://openairdocs.org/sdr/SWIA200412853), Jan 27, 2004: ANNUNCIATOR. MALFUNCTIONED. FLAP CONTROL FAULT, DISAGREE, AND ASYM MESSAGE OVERHEAD FLAP AND ADVANCED SWS ON MAP STAY ON. INSTALLED A SERVICEABLE FLAP ANNUNCIATOR IAW 27-50-05. OPS CHECK G
- [SDR SWIA200312609](https://openairdocs.org/sdr/SWIA200312609), Nov 13, 2003: LIGHT. SHORTED. EMERGENCY EXIT LIGHTS AT 6A AND 6C OVERWING EXIT AND THE MIDDLE CEILING LIGHT AS WELL AS FOUR OR FIVE FLOOR LEVEL LIGHTS DO NOT ILLUMINATE OR JUST BARELY LIGHT 
- [SDR SWIA200312408](https://openairdocs.org/sdr/SWIA200312408), Sep 14, 2003: CONTROL UNIT. MALFUNCTIONED. CONTROL FAULT WITH FLAP AND ADVANCED SWS IN FLIGHT INBOARD FLAPS FLASHING. CLEARED WITH RESET IAW QRH. REMOVED AND REPLACED RIGHT INBOARD FLAP ACTUATOR AND REPL
- [SDR SWIA200312381](https://openairdocs.org/sdr/SWIA200312381), Sep 6, 2003: CONTROL UNIT. MALFUNCTIONED. ON APPROACH INTO SLC WE SELECTED FLAPS 15 AND GOT THE ''CONTROL FAULT'' WITH THE ''FLAP'' AND ''ADVANCED SWS'' ON THE MAP. QRH PROCEDURE CORRECTED PROBLEM.REMOV
- [SDR SWIA200312382](https://openairdocs.org/sdr/SWIA200312382), Sep 2, 2003: BRACKET. CRACKED. RT INBOARD FLAP ROLLER BRACKET IS CRACKED. REPLACED RT INBOARD FLAP OUTBOARD GAP PANEL ROLLER BRACKET. CHECKS GOOD.
- [SDR SWIA200312076](https://openairdocs.org/sdr/SWIA200312076), Jun 7, 2003: WIRE HARNESS. UNSERVICEABLE. WHEN LANDING GEAR LEVER WAS MOVED DOWN, RIGHT RED TRANSITION -A- LIGHT STAYED ON, RIGHT GREEN -A- LIGHT DID NOT COME ON. REMOVED AND INSTALLED SERVICEABLE WIRE 
- [SDR SWIA200312070](https://openairdocs.org/sdr/SWIA200312070), Jun 4, 2003: ACTUATOR. MALFUNCTIONED. INFLIGHT FLAP CONTROL FAULT INDICATION WOULD NOT CLEAR. RETURNED TO FIELD. REMOVED AND REPLACED RIGHT OUTBOARD FLAP ACTUATOR. OPS AND LEAK CHECKS GOOD IAW MM 27
- [SDR SWIA200311896](https://openairdocs.org/sdr/SWIA200311896), Apr 21, 2003: RELAY. MALFUNCTIONED. DURING FLIGHT, RIGHT MAIN ''A'' GREEN LIGHT ILLUMINATED. GEAR WOULD NOT EXTEND - ALL THREE GEAR RED LIGHTS ILLUMINATED EXCEPT RIGHT ''A'' RED WITH HANDLE DOWN. 
- [SDR SWIA200311687](https://openairdocs.org/sdr/SWIA200311687), Jan 7, 2003: CONNECTOR. CONTAMINATED. CONTROL FAULT ON INBOARD FLAPS DURING FLAP RETRACTION. CLEANED CONNECTOR ON FLAP INBOARD ACTUATORS ON BOTH SIDES. RAN SEVERAL TIMES. NO FAULTS AT THIS TIME.
- [SDR SWIA200211584](https://openairdocs.org/sdr/SWIA200211584), Dec 16, 2002: WIRE HARNESS. MALFUNCTIONED. ON TAKEOFF FROM PSP, THE RT GEAR GREEN SYS A LIGHT REMAINED ON. UPON PUTTING GEAR DOWN AT LAX, THE GEAR DID NOT COME DOWN. PERFORMED ELECTRIC OVERRIDE QRH PROCE
- [SDR SWIA200211579](https://openairdocs.org/sdr/SWIA200211579), Dec 15, 2002: ANNUNCIATOR. MALFUNCTIONED. AFTER LANDING AT PSP THE INBOARD FLAPS WOULD NOT RETRACT. REPLACED FLAP ANNUNCIATOR WITH A SERVICEABLE UNIT. OPS CHECK GOOD.
- [SDR SWIA200211561](https://openairdocs.org/sdr/SWIA200211561), Dec 1, 2002: SWITCH. LACK OF LUBE. FORWARD DOOR LIGHT ILLUMINATED INFLIGHT. LUBED FORWARD DOOR MICROSWITCHES. OPS CHECK GOOD.
- [SDR SWIA200211185](https://openairdocs.org/sdr/SWIA200211185), Aug 30, 2002: WIRE. BROKEN. FLOOR LIGHTING IN FRONT OF GALLEY NOT WORKING. REPAIRED BROKEN WIRE. OPS CHECK GOOD.
- [SDR SWIA200210925](https://openairdocs.org/sdr/SWIA200210925), May 9, 2002: LINK. CORRODED. PASSENGER DOOR PUSH-PULL LINKS CORRODED (FORWARD AND AFT). REMOVED AND REPLACED PASSENGER DOOR FORWARD AND AFT PUSH-PULL LINKS IAW EMB MM 52-11-03.
- [SDR SWIA200210924](https://openairdocs.org/sdr/SWIA200210924), May 9, 2002: WIRE. BURNED. WIRE AT CANNON PLUG J0958 PIN F ON RIGHT SIDE DC RELAY BOX IS BURNED AND NEEDS TO BE REPLACED. REMOVED AND REPLACED WIRE W208-0064 AT CANNON PLUG J0958 PIN F WI
- [SDR SWIA200210923](https://openairdocs.org/sdr/SWIA200210923), May 9, 2002: TORQUE TUBE. CORRODED. NR 2 AND NR 3 PASSENGER DOOR STEP RODS FOUND CORRODED DURING INSPECTION. REMOVED AND REPLACED NR 2 AND NR 3 PASSENGER DOOR STEP TORQUE TUBES IAW EMB MM 52-10-03
- [SDR SWIA200210922](https://openairdocs.org/sdr/SWIA200210922), May 9, 2002: ACTUATOR. CORRODED. PASSENGER DOOR STEP ACTUATOR ARM FOUND CORRODED. REMOVED AND REPLACED PASSENGER DOOR STEP ACTUATOR ARM WITH NEW. OPS CHECK GOOD.
- [SDR SWIA200210830](https://openairdocs.org/sdr/SWIA200210830), Apr 28, 2002: PCU. MALFUNCTIONED. ON TAKEOFF, COULD NOT MOVE RUDDER PAST HALF TRAVEL TO THE RIGHT. TURNING BLUE SYSTEM OFF MADE NO DIFFERENCE. UPON LANDING FULL TRAVEL WAS RESTORED. REPLACED RUD
- [SDR SWIA200210704](https://openairdocs.org/sdr/SWIA200210704), Mar 2, 2002: SUPPORT. WORN. THE ELEVATOR TRIM FORWARD QUADRANT IDLER SPROCKET SUPPORT HAS CHAIN TRACKS WORN IN IT. REMOVED DAMAGED SUPPORT AND INSTALLED NEW IAW EMB SRM 51-40-02.
- [SDR SWIA200210618](https://openairdocs.org/sdr/SWIA200210618), Feb 1, 2002: TRIM TAB. OUT OF ADJUST. ON DESCENT INTO EKO, TRIM FAIL WARNING WENT OFF. AFTER A/P DISCONNECT, AIRCRAFT PITCHED UP AT 230 KTS WITH ELEVATOR TRIM AT FULL NOSE DOWN STOP. AIRCRAFT NOT UN
- [SDR SWIA200210588](https://openairdocs.org/sdr/SWIA200210588), Jan 25, 2002: CONTROLLER. FAILED. ON DEPARTURE, AIRCRAFT WOULD NOT PRESSURIZE AT ALL. MANUAL CONTROLLER WOULD NOT FUNCTION. RETURNED TO ELKO. REMOVED AND REPLACED AUTO PRESSURIZATION CONTROLLER 
- [SDR SWIA200110514](https://openairdocs.org/sdr/SWIA200110514), Dec 28, 2001: STRINGER. CRACKED. STRINGER NR 8 CRACKED AT LEFT WING NR 2 FUEL PANEL. REPAIRED STRINGER CRACK IAW EMB SRM 57-20-03.
- [SDR SWIA200110031](https://openairdocs.org/sdr/SWIA200110031), Jul 11, 2001: WARNING SYSTEM. ACTIVATED. AUTO FEATHER WARNING ON TAKE OFF ROLL.RAN BOTH ENGINES W/AUTO FEATHER ARMED. APPLIED 60% TORQUE. NO AUTO FEATHER WARNINGS. OPS CHECK GOOD.
- [SDR SWIA972561](https://openairdocs.org/sdr/SWIA972561), May 9, 2001: VALVE. FAILED. RIGHT PACK FAILED DURING CLIMB. APPROXIMATELY 1 MINUTE LATER, THE LAV SMOKE DETECTOR STARTED BEEPING AND THE FLIGHT ATTENDANT REPORTED SMOKE IN THE CABIN. WITH 

All 90: https://openairdocs.org/deregistered/N187SW-2005-09-12/reports.md

## FAA accident and incident reports (2)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 19881114068589I](https://openairdocs.org/incident/19881114068589I), Nov 14, 1988: Emb EMB120 (N187SW), Great Falls, MT. Unsafe gear door light indication after takeoff. Returned. Frozen slush cleaned off door proximity switch.
- [Incident 19881015064079I](https://openairdocs.org/incident/19881015064079I), Oct 15, 1988: Emb EMB120 (N187SW), Billings, MT. Shut down one engine en route. Notified ATC and landed without incident. NR2 engine oil pump had failed.

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