# Service difficulty reports: N7128R, cancelled Aug 23, 2011

A list on [N7128R, cancelled Aug 23, 2011](https://openairdocs.org/deregistered/N7128R-2011-08-23.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 4 · 158 reports

- [SDR HEEA088481](https://openairdocs.org/sdr/HEEA088481.md): Horn · damaged · Jul 20, 2003 · N7128R · Bell 412 · Fuselage Structure (General)
  > MECHANICAL DAMAGE INSIDE OF HORN BEYOND LIMITS. SCRAPPED.
- [SDR HEEA088615](https://openairdocs.org/sdr/HEEA088615.md): Servo · damaged · Jul 19, 2003 · N7128R · Bell 412 · Rotorcraft Servo System
  > GOUGED PISTON. FOUND PISTON AND GLANDS SCORED. REPAIRED.
- [SDR HEEA086659](https://openairdocs.org/sdr/HEEA086659.md): Bushing · worn · May 21, 2003 · N7128R · Bell 412 · Tail Rotor Control System
  > TAIL ROTOR HAS WORN BUSHINGS. REPAIRED.
- [SDR HEEA086654](https://openairdocs.org/sdr/HEEA086654.md): Interphone · worn · May 21, 2003 · N7128R · Bell 412 · Interphone/Passenger Announcement (PA) System
  > LIGHTED PANEL WORN OUT AROUND SELECTOR KNOB. REPLACED BAD LIGHT PANEL AND BAD S6 SWITCH, BAD SELECTOR KNOB AND BAD VOLUME KNOB. BENCH CHECK GOOD.
- [SDR HEEA086645](https://openairdocs.org/sdr/HEEA086645.md): Crosstube · separated · May 21, 2003 · N7128R · Bell 412 · Main Landing Gear Strut/Axle/Truck
  > CROSSTUBE CENTER SUPPORT IS SEPERATED.
- [SDR HEEA086643](https://openairdocs.org/sdr/HEEA086643.md): Skid · cracked · May 21, 2003 · N7128R · Bell 412 · Wheel/Ski/Float
  > SKID TUBE CRACKED AT LOW RING MOUNT HOLE.
- [SDR HEEA088480](https://openairdocs.org/sdr/HEEA088480.md): Bearing · worn · May 19, 2003 · N7128R · Bell 412 · Main Rotor Drive System
  > BEARING WORN. REPLACED ( 2 EACH) SUPPORT 204-001-330-005 DUE TO CORROSION; BEARING MS27646-45 DUE TO WORN. REPAIRED.
- [SDR HEEA085855](https://openairdocs.org/sdr/HEEA085855.md): Indicator · damaged · Mar 27, 2003 · N7128R · Bell 412 · Fuel Quantity Indicator
  > FUEL INDICATOR HAS ONE LED SEGMENT OUT.
- [SDR HEEA084985](https://openairdocs.org/sdr/HEEA084985.md): Computer · failed · Feb 27, 2003 · N7128R · Bell 412 · Weather Radar System
  > WEATHER RADAR SYSTEM SHOWS FAILED ON SCREEN. WON'T PAINT TARGETS.
- [SDR HEEA084976](https://openairdocs.org/sdr/HEEA084976.md): Bearing · worn · Feb 27, 2003 · N7128R · Bell 412 · Main Rotor Control
  > COLLECTIVE UNIVERSAL HAS WORN BEARINGS. REPAIRED.
- [SDR HEEA084815](https://openairdocs.org/sdr/HEEA084815.md): Rod Bearing · worn · Feb 21, 2003 · N7128R · Bell 412 · Main Rotor Head
  > MAIN ROTOR HEAD ROD BEARING WORN.
- [SDR HEEA084814](https://openairdocs.org/sdr/HEEA084814.md): Seatback Cushion · worn · Feb 21, 2003 · N7128R · Bell 412 · Flight Compartment Equipment
  > SEAT BACK CUSHION WORN. REPAIRED.
- [SDR HEEA084740](https://openairdocs.org/sdr/HEEA084740.md): Switch · failed · Feb 17, 2003 · N7128R · Bell 412 · Interphone/Passenger Announcement (PA) System
  > STATIC IN ICS WHEN VOLUME IS ADJUSTED. REPLACED R72 VOLUME CONTROL AND ALSO BAD S5 AND S9 MONITOR SWITCHES. REPAIRED. BENCH CHECK GOOD.
- [SDR HEEA084739](https://openairdocs.org/sdr/HEEA084739.md): Switch · damaged · Feb 17, 2003 · N7128R · Bell 412 · Interphone/Passenger Announcement (PA) System
  > STATIC IN ICS. FOUND SWITCH S1 HAS BLEEDOVER, VOLUME KNOB, SELECTOR KNOB, AND AMP BOARD AR1 BAD. CLEANED SWITCH S1 AND REPLACED VOLUME KNOB AND AMP BOARD AR1. REPAIRED. BENCH CHECK GOOD.
- [SDR HEEA084595](https://openairdocs.org/sdr/HEEA084595.md): Link · worn · Feb 14, 2003 · N7128R · Bell 412 · Main Rotor Mast/Swashplate
  > HUB AND SLEEVE ASSY HAS A WORN LINK. REPAIRED.
- [SDR HEEA084593](https://openairdocs.org/sdr/HEEA084593.md): Link · worn · Feb 14, 2003 · N7128R · Bell 412 · Main Rotor Mast/Swashplate
  > HUB AND SLEEVE ASSY HAS A WORN LINK. REPAIRED.
- [SDR HEEA084578](https://openairdocs.org/sdr/HEEA084578.md): Bearing · worn · Feb 14, 2003 · N7128R · Bell 412 · Main Rotor Mast/Swashplate
  > MAIN ROTOR MAST LINK HAS WORN BEARINGS. REPAIRED.
- [SDR HEEA084524](https://openairdocs.org/sdr/HEEA084524.md): Battery · weak · Feb 14, 2003 · N7128R · Bell 412 · Battery/Charger System
  > MAIN BATTERY WEAK. REPAIRED.
- [SDR HEEA084488](https://openairdocs.org/sdr/HEEA084488.md): Bearing · worn · Feb 14, 2003 · N7128R · Bell 412 · Main Rotor Head
  > MAIN ROTOR PENDULUM ABSORBER HAS A WORN BEARING. IN SHOP FOR REPAIR.
- [SDR HEEA083580](https://openairdocs.org/sdr/HEEA083580.md): Control Head · malfunctioned · Jan 14, 2003 · N7128R · Bell 412 · Weather Radar System
  > WEATHER RADAR CONTROL HEAD WILL NOT HOLD POSITION. SHOP REPAIR.
- [SDR HEEA083579](https://openairdocs.org/sdr/HEEA083579.md): Control Head · malfunctioned · Jan 14, 2003 · N7128R · Bell 412 · Weather Radar System
  > WEATHER RADAR CONTROL HEAD WILL NOT HOLD POSITION. SHOP REPAIR.
- [SDR HEEA080549](https://openairdocs.org/sdr/HEEA080549.md): Battery Pack · discharged · Jul 29, 2002 · N7128R · Bell 412 · Battery/Charger System
  > MAIN AIRCRAFT BATTERY PACK WEAK.
- [SDR HEEA079534](https://openairdocs.org/sdr/HEEA079534.md): Blade · dented · May 28, 2002 · N7128R · Bell 412 · Tail Rotor Blades
  > TAIL ROTOR DENT IN LEADING EDGE OF BLADE. REPLACED WITH SERVICEABLE PART.
- [SDR HEEA077728](https://openairdocs.org/sdr/HEEA077728.md): Clamp · damaged · Jan 25, 2002 · N7128R · Bell 412 · Engine Bleed Air System
  > IN CRUISE FLIGHT, THE BAGGAGE FIRE LIGHT ILLUMINATED. PRIOR TO LANDING LIGHT WENT OUT, BUT CAME BACK ON DURING COOL DOWN. REPAIRED CHAFED WIRE AT ADEL CLAMP IN TAIL ROTOR SERVO COMPARTMENT.
- [SDR HEEA076964](https://openairdocs.org/sdr/HEEA076964.md): Transponder · inoperative · Oct 30, 2001 · N7128R · Bell 412 · ATC Transponder System
  > INOPERATIVE, WILL NOT TRANSMIT. PENDING VENDOR REPAIR.
- [SDR HEEA076263](https://openairdocs.org/sdr/HEEA076263.md): Engine · stalled · Oct 9, 2001 · N7128R · Bell 412 · Engine (Turbine/Turboprop)
  > COMPRESSOR STALLS - FOD TO COMPRESSOR BLADES. SENT TO PRATT AND WHITNEY FOR OVERHAUL.
- [SDR HEEA075594](https://openairdocs.org/sdr/HEEA075594.md): Control Unit · failed · Aug 27, 2001 · N7128R · Bell 412 · VHF Communications System
  > UNIT DOES NOT KEEP LAST TWO DIGITS WHEN TURNED ON. PERFORMED PRELIMINARY INSPECTION. FOUND IC 1205 BAD. REPLACED. BENCH CHECK GOOD.
- [SDR HEEA075569](https://openairdocs.org/sdr/HEEA075569.md): Crosstube · corroded · Aug 21, 2001 · N7128R · Bell 412 · Main Landing Gear Strut/Axle/Truck
  > FOUND CORROSION UNDER CENTER PIVOT MOUNT. SCRAPPED AND REPLACED WITH SERVICEABLE TUBE.
- [SDR HEEA075561](https://openairdocs.org/sdr/HEEA075561.md): Blade · mismanufactured · Aug 21, 2001 · N7128R · Bell 412 · Main Rotor Blades
  > BLADE EXCESSIVELY HEAVY AND CANNOT GET TO 80 PERCENT ROTOR RPM.
- [SDR HEEA075560](https://openairdocs.org/sdr/HEEA075560.md): Blade · damaged · Aug 21, 2001 · N7128R · Bell 412 · Main Rotor Blades
  > BLADE DIVES UNABLE TO TRACK.
- [SDR HEEA075487](https://openairdocs.org/sdr/HEEA075487.md): Saddle · misdrilled · Aug 21, 2001 · N7128R · Bell 412 · Wheel/Ski/Float
  > MISDRILLED HOLES. THE HOLES FOR THE BOLTS (99-13-1), THAT ATTACHES THE FWD. CROSSTUBE TO THE SKID TUBE SADDLE ARE DRILLED FOR AN4 BOLTS.
- [SDR HEEA072680](https://openairdocs.org/sdr/HEEA072680.md): Cap · damaged · Apr 18, 2001 · N7128R · Bell 412 · Main Rotor Head
  > RUBBER EXTRUDED.
- [SDR HEEA072638](https://openairdocs.org/sdr/HEEA072638.md): Receiver · malfunctioned · Apr 17, 2001 · N7128R · Bell 412 · Localizer/VOR System
  > MARKER BEACON WOULD NOT TEST. PERFORMED PRELIMINARY INSPECTION AND REPLACED FRONT CONNECTOR J6341 BECAUSE OF A BAD PIN. REPAIRED. BENCH CHECK GOOD.
- [SDR HEEA072581](https://openairdocs.org/sdr/HEEA072581.md): Valve · leaking · Apr 12, 2001 · N7128R · Bell 412 · Aircraft Fuel Distribution System
  > LEAKING SHAFT SEAL. REPLACED WITH SERVICEABLE PART.
- [SDR HEEA072437](https://openairdocs.org/sdr/HEEA072437.md): Indicator · stuck · Apr 9, 2001 · N7128R · Bell 412 · Engine RPM Indicating System
  > N2 NEEDLES STICK WHEN POWER IS CHANGED.
- [SDR HEEA072436](https://openairdocs.org/sdr/HEEA072436.md): Indicator · reads low · Apr 9, 2001 · N7128R · Bell 412 · Engine RPM Indicating System
  > INDICATES 2 PERCENT LOW. SENT TO MASCO FOR WARRANTY REPAIR.
- [SDR HEEA072411](https://openairdocs.org/sdr/HEEA072411.md): Actuator · inoperative · Apr 9, 2001 · N7128R · Bell 412 · Entrance Stairs
  > STEP WILL NOT EXTEND.
- [SDR HEEA072401](https://openairdocs.org/sdr/HEEA072401.md): Actuator · inoperative · Apr 9, 2001 · N7128R · Bell 412 · Entrance Stairs
  > ROD BROKEN ON ACTUATOR AND IS INOPERATIVE.
- [SDR HEEA072398](https://openairdocs.org/sdr/HEEA072398.md): Indicator · erratic · Apr 9, 2001 · N7128R · Bell 412 · Rate of Climb Indicator
  > ERRATIC ABOVE 2000 FEET MSL.
- [SDR HEEA072397](https://openairdocs.org/sdr/HEEA072397.md): Indicator · erratic · Apr 9, 2001 · N7128R · Bell 412 · Rate of Climb Indicator
  > ERRATIC READINGS FAILED STATIC CHECK.
- [SDR HEEA072393](https://openairdocs.org/sdr/HEEA072393.md): Switch · malfunctioned · Apr 9, 2001 · N7128R · Bell 412 · Fuel Pressure Indicator
  > C-BOX PRESSURE LIGHT ILLUMINATES INTERMITTENTLY AND REMAINS ON 1 TO 2 MINUTES, THEN GOES OUT. C-BOX OIL PRESSURE REMAINS STEADY. SCRAPPED AND REPLACED WITH SERVICEABLE PART.
- [SDR HEEA072390](https://openairdocs.org/sdr/HEEA072390.md): Valve · bypassing · Apr 9, 2001 · N7128R · Bell 412 · Fuel Transfer Valve
  > ALLOWS FUEL TO BYPASS IN THE CLOSED POSITION. SENT TO ITT AEROSPACE FOR INSPECTION AND REPAIR.
- [SDR HEEA072378](https://openairdocs.org/sdr/HEEA072378.md): Life Vest · leaking · Apr 9, 2001 · N7128R · Bell 412 · Life Jacket
  > LEAKS. SENT TO J.D. MANUFACTURING FOR INSPECTION AND REPAIR.
- [SDR HEEA072071](https://openairdocs.org/sdr/HEEA072071.md): Shoulder Belt · frayed · Apr 5, 2001 · N7128R · Bell 412 · Emergency Equipment
  > SHOULDER HARNESS WEB FRAYED. REPLACED WITH SERVICEABLE RESTRAINT.
- [SDR HEEA072067](https://openairdocs.org/sdr/HEEA072067.md): Step · stuck · Apr 5, 2001 · N7128R · Bell 412 · Entrance Stairs
  > RIGHT HAND STEP WILL NOT EXTEND. REPLACED WITH SERVICEABLE UNIT.
- [SDR HEEA072064](https://openairdocs.org/sdr/HEEA072064.md): Switch · stuck · Apr 5, 2001 · N7128R · Bell 412 · Audio Integrating System
  > INTERMITTENT HOT MIKE SWITCH STICKING. REPLACED WITH SERVICEABLE SWITCH.
- [SDR HEEA072063](https://openairdocs.org/sdr/HEEA072063.md): Float · failed · Apr 5, 2001 · N7128R · Bell 412 · Emergency Flotation Section
  > LEAKING, FAILED 6 MONTH INSPECTION. SENT TO OFFSHORE HELICOPTER SUPPORT FOR INSPECTION AND REPAIR.
- [SDR HEEA072061](https://openairdocs.org/sdr/HEEA072061.md): Float · leaking · Apr 5, 2001 · N7128R · Bell 412 · Emergency Flotation Section
  > LEAKING, FAILED 6 MONTH INSPECTION.
- [SDR HEEA072002](https://openairdocs.org/sdr/HEEA072002.md): Transponder · failed · Apr 5, 2001 · N7128R · Bell 412 · ATC Transponder System
  > NO OUTPUT. PERFORMED PRELIMINARY INSPECTION. FOUND MODULATOR WAS LOADING DOWN THE POWER SUPPLY VOLTAGES. REPLACED TWO EACH INSULATORS AND ONE EACH BUSHING FOR TRANSISTORS Q501 AND Q502. CLEANED CORROSION FROM BACKSIDE OF THE TRANSISTORS. REPAIRED.
- [SDR HEEA065465](https://openairdocs.org/sdr/HEEA065465.md): Actuator · malfunctioned · Dec 17, 1999 · N7128R · Bell 412 · Main Rotor Control
  > AFTER HEATING UP, UNIT WILL STICK INTERMITTENTLY WHEN RELEASED.

Next page: https://openairdocs.org/deregistered/N7128R-2011-08-23/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 = 'N7128R' AND deregistration_id = 'N7128R-2011-08-23'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N7128R-2011-08-23/reports

---
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