N911DD
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.
16 reports on file, 1997-06-25 – 1999-08-09.
Part: WARNING BOX — MALFUNCTIONED (ROTOR RPM)
RPM WARNING LIGHT COMES ON DURING FLIGHT.
Part: CONTROL UNIT — MISMARKED (THUMBWHEEL)
THUMBWHEEL NOT CORRESPONDING TO DIGITAL READOUTS.
Earlier reports · 1997–1998 · 14 reports
1998
Part: HYDRAULIC PACK — MALFUNCTIONED (CYCLIC)
CYCLIC CONTROL WOULD NOT MOVE PAST CENTER WHEN PILOT ATTEMPTED TO MOVE THE CYCLIC CONTROL TO THE LEFT AFTER MAKING A RIGHT INPUT. NO MECHANICAL ANOMALIES COULD BE FOUND. HYDRAULIC PACK WAS CHANGED. REF: BO-105 IPC, FIGURE 424, ITEM 30.
Part: STATIC INVERTER — FAILED (AC SYSTEM)
STATIC INVERTER TRIPS CIRCUIT BREAKER.
Part: PUMP — WORN (OIL SYSTEM)
HYDRAULIC PUMP HAS WORN BEARING TRUNNIONS.
Part: STARTER — FAILED (START/GEN)
STARTER/GENERATOR WILL NOT MOTOR ENGINE OVER.
Part: REGULATOR — FAULTY (AC SYSTEM)
VOLTAGE REGULATOR WILL NOT ADJUST.
Part: WARNING BOX — MALFUNCTIONED (ROTOR RPM)
MAIN ROTOR RPM, LOW SIDE WARNING INTERMITTENTLY IN-FLIGHT.
Part: SERVO MOTOR — FAULTY (FUEL CONTROL)
UNABLE TO ADJUST AND SLIP.
Part: INDICATOR WARN — FAILED (OIL PRESS)
OIL PRESS INDICATOR HAS NO "T" OIL LIGHT INDICATION.
Part: BEARING — SEIZED (BOOST PUMP)
PUMP INOPERATIVE. BEARINGS FROZE UP CAUSING PUMP TO FAIL.
Part: BEARING — SEIZED (BOOST PUMP)
PUMP INOPERATIVE. BEARINGS FROZE UP CAUSING PUMP TO FAIL.
Part: WARNING BOX — FAILED (ROTOR RPM)
RPM WARN BOX CAUSES INTERMITTENT RPM LIGHT TO ILLUMINATE WHEN AT 100 PERCENT.
1997
Part: NOZZLE — DEFECTIVE (1ST STAGE)
INSPECTION REVEALED: COATING LIFTING ON NR2 NOZZLE 1ST AND 2ND STAGE TIP PATHS. INSTALLED A DALLAS AIRMOTIVE OVERHAULED NR2 NOZZLE.
Part: INDICATOR — FAILED (TRIPLE TACH)
TRIPLE TACH NR2 NEEDLE INDICATES HIGH OUT OF TOLERANCE 100%.
Part: BLADE — CRACKED (M/R)
BLADE NOSE AND NECK SHELLS CRACKED.