# Service difficulty reports: N7170D, cancelled Dec 4, 2008

A list on [N7170D, cancelled Dec 4, 2008](https://openairdocs.org/deregistered/N7170D-2008-12-04.md).

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

Page 1 of 2 · 52 reports

- [SDR HEEA114631](https://openairdocs.org/sdr/HEEA114631.md): Sensor · malfunctioned · Mar 21, 2007 · N7170D · Bolkms BO105S · Engine Oil Temperature
  > AFTER SIX MINUTES OF FLIGHT, #2 ENGINE OIL TEMP PEGGED AT MAXIMUM. REDUCED POWER ON #2 TO IDLE. AFTER ONE MINUTE TEMP DROPPED TO HIGH GREEN. LEFT ENGINE RUNNING AT IDLE AND PERFORMED RUNNING LANDING. MAINTENANCE REPLACED THE #2 ENGINE OIL TEMPERATURE BULB
- [SDR HEEA086711](https://openairdocs.org/sdr/HEEA086711.md): Bearing · worn · May 21, 2003 · N7170D · Bolkms BO105S · Tail Rotor Head
  > CONTROL ROD HAS WORN BEARINGS. REPLACED 1 EACH 116488P BEARINGS DUE TO WORN; 1 EACH 11-3943P BEARINGS DUE TO WORN. REPAIRED.
- [SDR HEEA086710](https://openairdocs.org/sdr/HEEA086710.md): Bearing · worn · May 21, 2003 · N7170D · Bolkms BO105S · Tail Rotor Head
  > CONTROL ROD HAS WORN BEARINGS. REPLACED 2 EACH 11-6488P BEARINGS DUE TO WORN; 2 EACH 11-3943P BEARINGS DUE TO WORN. REPAIRED.
- [SDR HEEA088626](https://openairdocs.org/sdr/HEEA088626.md): Battery · weak · Mar 10, 2003 · N7170D · Bolkms BO105S · Battery/Charger System
  > MASTER BATTERY WEAK. REPAIRED.
- [SDR HEEA085077](https://openairdocs.org/sdr/HEEA085077.md): Bearing · worn · Feb 28, 2003 · N7170D · Bolkms BO105S · Tail Rotor Drive Shaft
  > TAIL ROTOR DRIVESHAFT HAS A WORN BEARING. REPAIRED.
- [SDR HEEA084655](https://openairdocs.org/sdr/HEEA084655.md): Shaft · worn · Feb 12, 2003 · N7170D · Bolkms BO105S · Tail Rotor Gearbox
  > TAIL ROTOR SHAFT HAS WORN PLATING. REPAIRED.
- [SDR HEEA084652](https://openairdocs.org/sdr/HEEA084652.md): Bearing · worn · Feb 12, 2003 · N7170D · Bolkms BO105S · Tail Rotor Control System
  > TAIL ROTOR BELLCRANK HAS WORN BEARINGS. REPLACED BEARING 2828P AND EN2015BN06E DUE TO WORN. REPAIRED.
- [SDR HEEA083486](https://openairdocs.org/sdr/HEEA083486.md): Bearing · worn · Jan 7, 2003 · N7170D · Bolkms BO105S · Tail Rotor Head
  > TAIL ROTOR PITCH LINK BEARINGS WORN. REPLACED BEARINGS (2 EA) 113943P AND (2 EA) 116488P.
- [SDR HEEA082677](https://openairdocs.org/sdr/HEEA082677.md): Indicator · malfunctioned · Dec 11, 2002 · N7170D · Bolkms BO105S · Engine BMEP/Torque Indicating
  > INDICATOR SHOWING NR 1 NG TORQUE FLUCTUATIONS.
- [SDR HEEA082676](https://openairdocs.org/sdr/HEEA082676.md): Hose · leaking · Dec 11, 2002 · N7170D · Bolkms BO105S · Aircraft Fuel Distribution System
  > FUEL HOSE LEAKING. REPLACED WITH SERVICEABLE HOSE.
- [SDR HEEA082673](https://openairdocs.org/sdr/HEEA082673.md): Gyro · inoperative · Dec 11, 2002 · N7170D · Bolkms BO105S · Attitude Gyro and Indicating System
  > HORIZON GYRO INOPERATIVE. REPAIRED.
- [SDR HEEA082671](https://openairdocs.org/sdr/HEEA082671.md): Transmission · making metal · Dec 11, 2002 · N7170D · Bolkms BO105S · Main Rotor Gearbox
  > TRANSMISSION MAKING METAL. REPAIRED.
- [SDR HEEA082668](https://openairdocs.org/sdr/HEEA082668.md): Clamp · cracked · Dec 11, 2002 · N7170D · Bolkms BO105S · Engine Collector/Tailpipe/Nozzle
  > EXHAUST PIPE CLAMP CRACKED. SCRAPPED.
- [SDR HEEA082657](https://openairdocs.org/sdr/HEEA082657.md): Blade · chipped · Dec 11, 2002 · N7170D · Bolkms BO105S · Tail Rotor Blades
  > TAIL ROTOR BLADE HAS PAINT CHIPPED.
- [SDR HEEA082656](https://openairdocs.org/sdr/HEEA082656.md): Blade · chipped · Dec 11, 2002 · N7170D · Bolkms BO105S · Tail Rotor Blades
  > TAIL ROTOR BLADE HAS PAINT CHIPPED.
- [SDR HEEA0016737](https://openairdocs.org/sdr/HEEA0016737.md): Transmitter · out of tolerance · Nov 6, 1998 · N7170D · Bolkms BO105S · Aircraft Fuel System
  > FUEL PRESSURE TRANSMITTER LOW OUT OF TOLERANCE
- [SDR HEEA0016699](https://openairdocs.org/sdr/HEEA0016699.md): Battery · mismanufactured · Nov 6, 1998 · N7170D · Bolkms BO105S · Electrical Power System
  > INSTALLED BATTERY IN AIRCRAFT. WHEN BATTERY SWITCH TURNED ON BOTH BATTERY HOT LIGHTS CAME ON. REPLACED WITH SERVICEABLE BATTERY.
- [SDR HEEA0015269](https://openairdocs.org/sdr/HEEA0015269.md): Servo Motor · failed · Jul 27, 1998 · N7170D · Bolkms BO105S · Fuel Controlling System
  > ACTUATOR WOULD NOT BEEP. FOUND WIRE WORN THROUGH AT BODY.
- [SDR HEEA0015240](https://openairdocs.org/sdr/HEEA0015240.md): Servo Motor · malfunctioned · Jul 27, 1998 · N7170D · Bolkms BO105S · Fuel Controlling System
  > NR STARTED TO DROOP AFTER TAKEOFF AND WOULD NOT BEEP UP.
- [SDR HEEA0011902](https://openairdocs.org/sdr/HEEA0011902.md): Indicator · failed · Nov 10, 1997 · N7170D · Bolkms BO105S · Engine Oil Indicating System
  > INDICATOR WAS REMOVED FROM BOWL AND CLEANED. INSTALLED INDICATOR BACK ON BOWL, TESTED AND INDICATOR STILL DID NOT WORK. SCRAPPED INDICATOR AND REPLACED WITH SERVICEABLE PART.
- [SDR HEEA0011207](https://openairdocs.org/sdr/HEEA0011207.md): Transponder · inoperative · Oct 6, 1997 · N7170D · Bolkms BO105S · ATC Transponder System
  > TRANSPONDER INOPERATIVE. PERFORMED PRELINARY INSPECTION. REPLACED RESISTOR R441, RESISTOR R447, TRANSISTOR Q415, DIODE CR404, DIODE CR407 AND RESISTOR R429. REPAIRED. ALSO REPLACED FACEPLATE ASSY AND PHOTOCELL V301. TESTED, ADJUSTED POWER OUT, PULSE WIDTH
- [SDR HEEA0010270](https://openairdocs.org/sdr/HEEA0010270.md): Transceiver · failed · Jun 25, 1997 · N7170D · Bolkms BO105S · ATC Transponder System
  > NO SIGNAL OUTPUT. REPLACED DEFECTIVE V101 CAVITY OSCILLATOR. ADJUSTED POWER OUT AND FREQUENCY AS NEEDED. INSPECTED AND BENCH CHECK GOOD.
- [SDR HAIHEEA9624](https://openairdocs.org/sdr/HAIHEEA9624.md): Nozzle Shield · cracked · Apr 28, 1997 · N7170D · Bolkms BO105S · Turbine Section
  > ENGINE REMOVED DUE TO F.O.D. UPON INSPECTION OF TURBINE PARTS NOTED: CRACKED BEYOND SERVICEABLE LIMITS ON #1 NOZZLE SHIELD DOME AS MARKED. INSTALLED A STANDARD AERO OVERHAULED #1 NOZZLE SHIELD.
- [SDR HAIHEEA9326](https://openairdocs.org/sdr/HAIHEEA9326.md): Transceiver · failed · Apr 15, 1997 · N7170D · Bolkms BO105S · ATC Transponder System
  > DOES NOT REPORT PER TOWER. PERFORMED PRELIMINARY INSPECTION. FOUND RECEIVED WEAK, SWAPPED MICRO-PROCESSOR AND MIXER DIODE. NO HELP. TROUBLESHOT FURTHER, FOUND PROBLEM TO BE IN LOCAL OSC, FOUND WHEN COVER TO LOCAL OSC IS PUT ON UNIT, RECEIVER DROPS OFF, WHEN
- [SDR HEEA968579](https://openairdocs.org/sdr/HEEA968579.md): Throttle Rod · worn · Nov 25, 1996 · N7170D · Bolkms BO105S · Power Lever
  > WORN BEYOND LIMITS. REPLACED WITH SERVICEABLE PART.
- [SDR HEEA968578](https://openairdocs.org/sdr/HEEA968578.md): Exhaust Clamp · corroded · Nov 25, 1996 · N7170D · Bolkms BO105S · Engine Collector/Tailpipe/Nozzle
  > T-BOLT HAVE CORROSION PITS, CHAFED T-BOLTS AND CRACKS. REPLACED WITH SERVICEABLE PART.
- [SDR HEEA968577](https://openairdocs.org/sdr/HEEA968577.md): Hsd Collar · chafed · Nov 25, 1996 · N7170D · Bolkms BO105S · Engine Cowling System
  > EXHAUST STACK CLAMP CHAFED THROUGH INNER RING. REPLACED INNER RING WITH SERVICEABLE ONE AND MAKE SURE EXHAUST STACK CLAMP DOES NOT CHAFE.
- [SDR HEEA968574](https://openairdocs.org/sdr/HEEA968574.md): Teleflex Cable · worn · Nov 25, 1996 · N7170D · Bolkms BO105S · Power Lever
  > CABLE WORN BEYOND LIMITS. REPLACED WITH NEW TELEFLEX CABLE.
- [SDR HEEA968573](https://openairdocs.org/sdr/HEEA968573.md): Teleflex Cable · worn · Nov 25, 1996 · N7170D · Bolkms BO105S · Power Lever
  > CABLE WORN BEYOND LIMITS. REPLACED WITH NEW TELEFLEX CABLE.
- [SDR HEEA968569](https://openairdocs.org/sdr/HEEA968569.md): Bolt · scored · Nov 25, 1996 · N7170D · Bolkms BO105S · Main Rotor Head
  > SCORING ON SHANK. REPLACED WITH SERVICEABLE BOLT.
- [SDR HEEA968568](https://openairdocs.org/sdr/HEEA968568.md): Rod End Assy · corroded · Nov 25, 1996 · N7170D · Bolkms BO105S · Main Rotor Head
  > CORROSION PITS ON ROD ENDS. REPLACED WITH SERVICEABLE ROD ENDS.
- [SDR HEEA968567](https://openairdocs.org/sdr/HEEA968567.md): Rubber Ring · deteriorated · Nov 25, 1996 · N7170D · Bolkms BO105S · Main Landing Gear Strut/Axle/Truck
  > RUBBER DETERIORATED AND CRACKING. REPLACED WITH NEW RUBBER RINGS.
- [SDR HEEA968543](https://openairdocs.org/sdr/HEEA968543.md): Control Rod · corroded · Nov 22, 1996 · N7170D · Bolkms BO105S · Main Rotor Control
  > CORROSION BEYOND LIMITS ON COLLARS AND ON INTERIOR OF COLLARS. REPLACED WITH SERVICEABLE CONTROL TUBE.
- [SDR HEEA968542](https://openairdocs.org/sdr/HEEA968542.md): Cross Tube Assy · corrosion · Nov 22, 1996 · N7170D · Bolkms BO105S · Main Landing Gear Strut/Axle/Truck
  > CORROSION PITS BEYOND LIMITS WHERE SKID SHOE MOUNTS. REPLACED WITH SERVICEABLE CROSSTUBE.
- [SDR HEEA968457](https://openairdocs.org/sdr/HEEA968457.md): Skid Shoe · worn · Nov 6, 1996 · N7170D · Bolkms BO105S · Main Landing Gear Strut/Axle/Truck
  > SKID PROTECTIVE PLATES WORN THROUGH HARDENED METAL TO AND THROUGH BASE METAL. REPLACED WITH SERVICEABLE SKID PROTECTIVE PLATES.
- [SDR HEEA968344](https://openairdocs.org/sdr/HEEA968344.md): Indicator · defective · Oct 14, 1996 · N7170D · Bolkms BO105S · Engine EGT/TIT Indicating System
  > INDICATOR NOT LINEAR ERRATIC AND EXCESSIVE FRICTION ERROR.
- [SDR HEEA968339](https://openairdocs.org/sdr/HEEA968339.md): Indicator · reads high · Oct 14, 1996 · N7170D · Bolkms BO105S · Engine EGT/TIT Indicating System
  > LOW END READS HIGH AND HIGH END READS LOW.
- [SDR HEEA968318](https://openairdocs.org/sdr/HEEA968318.md): Oil Cooler · cracked · Oct 14, 1996 · N7170D · Bolkms BO105S · Engine Oil Cooler
  > COOLER CRACKED AT TOP. ELONGATED MOUNTING HOLES AND CORROSION.
- [SDR HEEA968317](https://openairdocs.org/sdr/HEEA968317.md): Cooler · cracked · Oct 14, 1996 · N7170D · Bolkms BO105S · Engine Oil Cooler
  > OIL COOLER CRACKED IN NUMEROUS LOCATIONS. SENT TO DRAKE AIR FOR INSPECTION AND REPAIR.
- [SDR HEEA968268](https://openairdocs.org/sdr/HEEA968268.md): Altimeter · error · Oct 14, 1996 · N7170D · Bolkms BO105S · Altimeter, Barometric/Encoder
  > NEEDLE OFF 1500 FEET.TIME SINCE REPAIR 325:30.
- [SDR HEEA968051](https://openairdocs.org/sdr/HEEA968051.md): Blade · cracked · Oct 3, 1996 · N7170D · Bolkms BO105S · Main Rotor Blades
  > BLADE IS CRACKED. (NOSE AND NECK SHELLS CRACKED)
- [SDR HEEA967757](https://openairdocs.org/sdr/HEEA967757.md): Clutch · cage worn · Sep 3, 1996 · N7170D · Bolkms BO105S · Engine/Transmission Coupling
  > INNER CAGE WORN. REPLACED WITH SERVICEABLE CLUTCH. SEE MMIR # HEEA0007756 FOR OTHER CLUTCH REMOVED.
- [SDR HEEA967756](https://openairdocs.org/sdr/HEEA967756.md): Clutch · cage worn · Sep 3, 1996 · N7170D · Bolkms BO105S · Engine/Transmission Coupling
  > INNER CAGE WORN AND ENERGIZING RIBBON WORN. REPLACED WITH SERVICEABLE CLUTCH. SEE MMIR # HEEA0007757 FOR OTHER CLUTCH REMOVED.
- [SDR HEEA967607](https://openairdocs.org/sdr/HEEA967607.md): Transceiver · weak · Jul 31, 1996 · N7170D · Bolkms BO105S · ATC Transponder System
  > TRANSPONDER WEAK. FOUND FREQUENCY FALLS OFF LINE WHEN VIBRATED. REPLACED CAVITY OSCILLATOR V101. REPAIRED, COOKED UNIT UNDER HEAT LAMP, VIBRATED AND PUT IN FREEZER. BENCH CHECK GOOD.
- [SDR HEEA967505](https://openairdocs.org/sdr/HEEA967505.md): Indicator · friction error · Jul 5, 1996 · N7170D · Bolkms BO105S · Engine EGT/TIT Indicating System
  > EXCESSIVE FRICTION ERROR.
- [SDR HEEA967412](https://openairdocs.org/sdr/HEEA967412.md): Blade · cracked · Jun 12, 1996 · N7170D · Bolkms BO105S · Main Rotor Blades
  > THE NOSE SHELL CRACKED AND SEPARATED.
- [SDR HEEA967411](https://openairdocs.org/sdr/HEEA967411.md): Blade · cracked · Jun 12, 1996 · N7170D · Bolkms BO105S · Main Rotor Blades
  > CRACKS IN THE NOSE SHELL NEAR THE CUFF AREA.
- [SDR HEEA967324](https://openairdocs.org/sdr/HEEA967324.md): Altimeter · defective · Jun 4, 1996 · N7170D · Bolkms BO105S · Altimeter, Barometric/Encoder
  > ENCODER IS OFF 80 FEET AT 5000 FEET AND NEEDLE HAS STICKY INDICATION.
- [SDR HEEA966884](https://openairdocs.org/sdr/HEEA966884.md): Indicator · fluctuates · Mar 22, 1996 · N7170D · Bolkms BO105S · Engine RPM Indicating System
  > AFTER ONE HOUR OF USE #2 NEEDLE STARTED TO FLUCTUATE.
- [SDR HEEA966335](https://openairdocs.org/sdr/HEEA966335.md): Torquemeter · leaking · Jan 2, 1996 · N7170D · Bolkms BO105S · Engine BMEP/Torque Indicating
  > ENGINE REMOVED DUE TO TORQUE METER LEAKING.

Next page: https://openairdocs.org/deregistered/N7170D-2008-12-04/reports.md?page=2

## 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 = 'N7170D' AND deregistration_id = 'N7170D-2008-12-04'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N7170D-2008-12-04/reports

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