# Service difficulty reports: N7136H, cancelled Sep 14, 2005

A list on [N7136H, cancelled Sep 14, 2005](https://openairdocs.org/deregistered/N7136H-2005-09-14.md).

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

- [SDR HEEA086709](https://openairdocs.org/sdr/HEEA086709.md): Bearing · worn · May 21, 2003 · N7136H · Bolkms BO105S · Tail Rotor Head
  > CONTROL ROD HAS WORN BEARINGS. REPLACED 2 EACH 11-6488P BEARINGS DUE TO WORN; 2 EACH 11-3948P BEARINGS DUE TO WORN. REPAIRED.
- [SDR HEEA084648](https://openairdocs.org/sdr/HEEA084648.md): Audio Panel · malfunctioned · Feb 12, 2003 · N7136H · Bolkms BO105S · Audio Integrating System
  > AUDIO PANEL CAUSING STATIC IN PILOTS HEADSET AND VOLUME VARIES. FOUND VOLUME CONTROL R235, LAMPS DS1, DS2, DS5, DS8, PULL KNOB WITH SET SCREWS AND 9 EACH PUSH BUTTONS BAD. REPLACED. BENCH CHECK GOOD.
- [SDR HEEA083493](https://openairdocs.org/sdr/HEEA083493.md): Governor · malfunctioned · Jan 7, 2003 · N7136H · Bolkms BO105S · Turbine Governor
  > ENGINE DECELERATION, FOUND SEVERAL TEST POINTS TO BE SLIGHTLY EARLY, BUT WELL WITHIN SERVICE LIMITS. SPLIT UNIT AND INSPECTED INTERIOR OF DRIVE BODY. DURING INSPECTION OF DRIVE BODY INTERIOR FOUND NO DISCREPANCIES. COULD NOT DETERMINE ANY REASON FOR THIS U
- [SDR HEEA082679](https://openairdocs.org/sdr/HEEA082679.md): Governor · failed · Dec 13, 2002 · N7136H · Bolkms BO105S · Turbine Governor
  > NR 2 ENGINE DECELLED ON TAKEOFF. REPLACED NR 2 GOVERNOR.
- [SDR HEEA082663](https://openairdocs.org/sdr/HEEA082663.md): Valve · stuck · Dec 11, 2002 · N7136H · Bolkms BO105S · Engine Oil Shutoff Valve
  > DECK VALVE STUCK OPEN.
- [SDR HEEA082611](https://openairdocs.org/sdr/HEEA082611.md): Blade · damaged · Dec 11, 2002 · N7136H · Bolkms BO105S · Main Rotor Blades
  > MAIN ROTOR BLADE TRAILING EDGE HAS SOME DAMAGE JUST OUTBOARD OF THE TRIM TAB.
- [SDR HEEA082390](https://openairdocs.org/sdr/HEEA082390.md): Turbine Wheel · damaged · Dec 11, 2002 · N7136H · Bolkms BO105S · Turbine Section
  > ENGINE PRODUCING LOW POWER. UPON INSPECTION OF TURBINE PARTS NOTED SULFIDATION ON 1ST STAGE WHEEL BLADES. SCRAPPED.
- [SDR HEEA080451](https://openairdocs.org/sdr/HEEA080451.md): Servo · failed · Jul 9, 2002 · N7136H · Bolkms BO105S · Engine Anti-Icing System
  > NR 1 ANTI ICE INOPERATIVE AND LIGHT FLASHES.
- [SDR HEEA080321](https://openairdocs.org/sdr/HEEA080321.md): Harness · shorted · Jun 26, 2002 · N7136H · Bolkms BO105S · Electrical Power System Wiring
  > SHORT IN WIRE FOR STRAIN RELIEF. REPLACED HARNESS.
- [SDR HEEA080319](https://openairdocs.org/sdr/HEEA080319.md): Gps · damaged · Jun 25, 2002 · N7136H · Bolkms BO105S · Audio/Video Monitoring
  > ALL DATA UNREADABLE DUE TO DISTORTED FACEPLATE ON GPS. REPLACED WITH SERVICEABLE PART.
- [SDR HEEA080313](https://openairdocs.org/sdr/HEEA080313.md): Bearing · worn · Jun 25, 2002 · N7136H · Bolkms BO105S · Main Rotor Head
  > MAIN ROTOR HEAD ROD END BEARINGS WORN. REPLACED WITH SERVICEABLE PARTS.
- [SDR HEEA080312](https://openairdocs.org/sdr/HEEA080312.md): Bearing · worn · Jun 25, 2002 · N7136H · Bolkms BO105S · Main Rotor Head
  > MAIN ROTOR HEAD ROD END BEARINGS WORN. REPLACED WITH SERVICEABLE PARTS.
- [SDR HEEA079912](https://openairdocs.org/sdr/HEEA079912.md): Turbine Wheel · damaged · Jun 25, 2002 · N7136H · Bolkms BO105S · Turbine Section
  > ENGINE REMOVED DUE TO LOW POWER. UPON INSPECTION OF TURBINE PARTS NOTED SULFIDATION ON 1ST STAGE WHEEL BLADES. SCRAPPED WHEEL.
- [SDR HEEA079888](https://openairdocs.org/sdr/HEEA079888.md): Turbine Wheel · damaged · Jun 11, 2002 · N7136H · Bolkms BO105S · Turbine Section
  > ENGINE REMOVED DUE TO 1750 HOUR INSPECTION. UPON INSPECTION OF TURBINE PARTS NOTED SULFIDATION ON 1ST STAGE WHEEL BLADES. SCRAPPED.
- [SDR HEEA077558](https://openairdocs.org/sdr/HEEA077558.md): Compressor · failed · Jan 16, 2002 · N7136H · Bolkms BO105S · Turbine Engine Compressor Section
  > ENGINE REMOVED DUE TO IN FLIGHT COMPRESSOR DAMAGE. UPON INSPECTION OF COMPRESSOR PARTS NOTED WIPE OUT OF 2ND THRU 5TH STAGE COMPRESSOR WHEEL BLADES, EXCESSIVE FOD TO CASE HALF ASSY, 1ST THRU 6TH STAGE WHEELS, IMPELLER AND TURBINE. SUSPECTED CAUSE IS 2ND STAG
- [SDR HEEA077556](https://openairdocs.org/sdr/HEEA077556.md): Compressor · failed · Jan 16, 2002 · N7136H · Bolkms BO105S · Turbine Engine Compressor Section
  > ON SECOND FLIGHT OF THE DAY, IN CRUISE, THE AIRCRAFT YAWED FOLLOWING WITH GENERATOR LIGHT ON, AUDIO ON, DECLINE OF N2, N1 AND OIL PRESSURE ON NR 1 ENGINE. SECURED NR 1 ENGINE. MAINTENANCE FOUND NR 1 COMPRESSOR FAILURE.
- [SDR HEEA063454](https://openairdocs.org/sdr/HEEA063454.md): Gps Receiver · malfunctioned · Aug 10, 1999 · N7136H · Bolkms BO105S · Global Positioning System
  > ADJUSTER KNOB ON FRONT SKIPS WHEN DIALING BY PILOT.
- [SDR HEEA063416](https://openairdocs.org/sdr/HEEA063416.md): Transponder · failed test · Jul 29, 1999 · N7136H · Bolkms BO105S · ATC Transponder System
  > TRANSCEIVER FAILS ALL TESTS. REPLACED 2 EACH BACKLIGHTING BULBS. ALIGNED RECEIVER AND ADJUSTED FREQUENCY AND POWER OUT. BENCH CHECK GOOD.
- [SDR HEEA060467](https://openairdocs.org/sdr/HEEA060467.md): Power Supply · failed · Jan 25, 1999 · N7136H · Bolkms BO105S · Exterior Lighting
  > NO OUTPUT VOLTAGE.
- [SDR HEEA0016720](https://openairdocs.org/sdr/HEEA0016720.md): Upper Housing · damaged · Nov 6, 1998 · N7136H · Bolkms BO105S · Main Rotor Gearbox
  > TOP CASE LINER LOOSE AND DAMAGED
- [SDR HEEA0016714](https://openairdocs.org/sdr/HEEA0016714.md): Bearing · spalled · Nov 6, 1998 · N7136H · Bolkms BO105S · Main Rotor Gearbox
  > MAKING METAL. FOUND MAST BEARING SPALDING AND WAS CAUSE OF METAL. REPAIRED TRANSMISSION AND INSTALLED NEW MAST BEARING.
- [SDR HEEA0016654](https://openairdocs.org/sdr/HEEA0016654.md): Blade · deteriorated · Nov 5, 1998 · N7136H · Bolkms BO105S · Tail Rotor Blades
  > TAIL ROTOR BLADE'S RUBBER COAT DETERIORATING AT BLADE TIP.
- [SDR HEEA0016653](https://openairdocs.org/sdr/HEEA0016653.md): Blade · deteriorated · Nov 5, 1998 · N7136H · Bolkms BO105S · Tail Rotor Blades
  > TAIL ROTOR BLADE'S RUBBER COAT DETERIORATING AT BLADE TIP.
- [SDR HEEA0016046](https://openairdocs.org/sdr/HEEA0016046.md): Wheel · mismanufactured · Sep 16, 1998 · N7136H · Bolkms BO105S · Turbine Section
  > RECEIVING INSPECTION REVEALED: MEASURED.010 INCH OVER SPECS (7.506 INCH - 7.508 INCH) ON NR 3 WHEEL OUTSIDE DIAMETER. INSTALLED A NEW NR 3 WHEEL.
- [SDR HEEA0014685](https://openairdocs.org/sdr/HEEA0014685.md): Blade · debonded · Jun 10, 1998 · N7136H · Bolkms BO105S · Main Rotor Blades
  > LEADING EDGE OF MAIN ROTOR BLADE HAS SEPARATION BEYOND LIMITS ON THE OUTBOARD END OF THE TWO INBOARD STRIPS.
- [SDR HEEA0014517](https://openairdocs.org/sdr/HEEA0014517.md): Audio Panel · inoperative · Jun 4, 1998 · N7136H · Bolkms BO105S · Audio Integrating System
  > ICS AND TRANSMITTER ARE INOPERATIVE.
- [SDR HEEA0014480](https://openairdocs.org/sdr/HEEA0014480.md): Clutch · seized · Jun 2, 1998 · N7136H · Bolkms BO105S · Engine/Transmission Coupling
  > CLUTCH LOCKED UP CAUSING DAMAGE TO INPUT PINION P/N 4638-302-002, S/N 2935, AND FREEWHEEL SHAFT P/N 4638-302-013, S/N 89. REPLACED DAMAGED PARTS WITH NEW PARTS AND PERFORMED LOAD TEST TO TRANSMISSION AND INSPECTION AFTER LOAD TEST AND RETURNED TO SERVICE.
- [SDR HAIHEEA9838](https://openairdocs.org/sdr/HAIHEEA9838.md): Tach Generator · shaft sheared · May 13, 1997 · N7136H · Bolkms BO105S · Engine RPM Indicating System
  > TACH GEN SHEARED SHAFT.
- [SDR HAIHEEA9811](https://openairdocs.org/sdr/HAIHEEA9811.md): Pump · worn spline · May 7, 1997 · N7136H · Bolkms BO105S · Hydraulic Pump (Electric/Engine), Main
  > HYD PUMP WORN SPLINE.
- [SDR HEEA979152](https://openairdocs.org/sdr/HEEA979152.md): Nozzle · cracked · Feb 26, 1997 · N7136H · Bolkms BO105S · Turbine Section
  > ENGINE REMOVED DUE TO AFT T/M BORE OIL LEAK. TURBINE DISASSEMBLED DUE TO LOW POWER ON TEST CELL. UPON INSPECTION OF TURBINE PARTS NOTED: CRACKED AND BOWED BEYOND SERVICEABLE LIMITS ON #1 NOZZLE VANES. INSTALLED A NEW #1 NOZZLE.
- [SDR HEEA968061](https://openairdocs.org/sdr/HEEA968061.md): Clutch · broken · Oct 3, 1996 · N7136H · Bolkms BO105S · Engine/Transmission Coupling
  > CLUTCH INNER CAGE BROKEN. REPLACED WITH SERVICEABLE CLUTCH
- [SDR HEEA967421](https://openairdocs.org/sdr/HEEA967421.md): Nozzle · cracked · Jun 17, 1996 · N7136H · Bolkms BO105S · Turbine Section
  > ENGINE REMOVED DUE TO LOW POWER. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: CRACKED BEYOND SERVICEABLE LIMITS ON #1 NOZZLE VANES. REPLACED DISCREPANT PART.
- [SDR HEEA967419](https://openairdocs.org/sdr/HEEA967419.md): Engine · low power · Jun 17, 1996 · N7136H · Bolkms BO105S · Turbine Section
  > ENGINE REMOVED DUE TO LOW POWER. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: MINOR SULFIDATION ON ALL 1ST STAGE WHEEL BLADES. SCRAPPED 1ST STAGE WHEEL.
- [SDR HEEA967380](https://openairdocs.org/sdr/HEEA967380.md): Wheel · blade eroded · Jun 5, 1996 · N7136H · Bolkms BO105S · Turbine Section
  > ENGINE REMOVED DUE TO HIGH CYCLED 1ST,2ND AND 3RD STAGE WHEEL. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: MINOR SULFIDATION ON 7 EACH 1ST STAGE WHEEL BLADES AND ERODED LEADING EDGES. SCRAPPED 1ST STAGE WHEEL.
- [SDR HEEA967313](https://openairdocs.org/sdr/HEEA967313.md): Power Supply · failed · Jun 4, 1996 · N7136H · Bolkms BO105S · Exterior Lighting
  > NO POWER COMING OUT OF POWER SUPPLY. SENT TO WHELAN ENGINE CO. FOR INSPECTION AND REPAIR.
- [SDR HEEA955576](https://openairdocs.org/sdr/HEEA955576.md): Wheel · sulfidation · Aug 8, 1995 · N7136H · Bolkms BO105S · Turbine Section
  > ENGINE REMOVED DUE TO LOW POWER. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: MILD SULFIDATION OUT OF OVERHAUL MANUAL LIMITS ON ALL 1ST STAGE TURBINE WHEEL BLADES. SCRAPPED 1ST STAGE WHEEL.
- [SDR HEEA955209](https://openairdocs.org/sdr/HEEA955209.md): Loran · weak · Jun 16, 1995 · N7136H · Bolkms BO105S · Long-Range Navigation (LORAN) System
  > LORAN SIGNAL WEAK.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
WHERE n_number = 'N7136H' AND deregistration_id = 'N7136H-2005-09-14'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N7136H-2005-09-14/reports

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