N94LG
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.
51 reports on file, 1995-01-02 – 2010-03-17.
Part: VALVE — CONTAMINATED (HEATER) · airframe 10,748 hrs
FOUND STIFF HEATER VALVE ON A DAILY AIRWORTHINESS CHECK. SPRAYED LPS 1 ON THE U JOINT LINKAGE AND WORKED HANDLE BACK AND FORTH. ON THE NEXT FLIGHT THE CREW ASKED THE PILOT FOR SOME HEAT IN THE BACK OF THE ACFT. HEAT VALVE WAS TURNED ON BY THE PILOT. THE MED CREW NOTED A SMELL AND VERY SLIGHT SMOKE COMING FROM THE FLOOR WERE THE KNOB MEETS THE FLOOR. THE PILOT TURNED OFF THE HEATER AND TURNED ON THE CABIN FAN. SHORTLY AFTER, ABOUT 2 MINUTES, SMELL AND SMOKE WERE GONE. THE ACFT WAS SAFELY LANDED AT THE NEAREST AIRPORT. UPON INSP BELOW THE FLOOR THERE WAS A VERY SMALL AMOUNT OF LPS DIRECTLY UNDERNEATH THE HEAT VALVE. NO OTHER CAUSE COULD BE FOUND. AFTER A REVIEW OF SB, FOUND 21.04 SUBJECT NEW P2 VALVE. THE REASON IS TO PUT AN END TO POSSIBLE SEIZING OF THE P2 VALVE. BELIEVE THE LINKAGE WAS NOT THE PROBLEM BUT IT WAS DUE TO A SEIZED P2 VALVE. IN THE FUTURE TO PREVENT POSSIBLE SMOKE AND ODOR IN THE COCKPIT. THE USE OF A RAG PLACED AROUND THE U JOINT WOULD ELIMINATE LUBRICANT ON THE P2 VALVE.
Earlier reports · 1995–2001 · 50 reports
2001
Part: BEARING — WORN (TAIL ROTOR)
LAMINATED TAIL BEARING, ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT FROM ONE EACH KIT PART NUMBER 355A09-1036-01 CORRECTED PROBLEM. FOUR HALF SHELLS EQUALS 1 KIT. (M)
Part: BEARING — WORN (TAIL ROTOR)
ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT FROM 1 EACH KIT PART NR 355A33-2153-00 CORRECTED PROBLEM. 2 TEETERING BEARINGS EQUAL 1 KIT. (M)
Part: BEARING — WORN (TAIL ROTOR) · airframe 5,601 hrs
ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNITS FROM 1 EACH KIT PART NUMBER 355A09-1036-01, CORRECTED PROBLEM. 4 HALF SHELLS EQUALS 1 KIT.
2000
Part: INDICATOR — INOPERATIVE (COCKPIT) · airframe 5,331 hrs
UNIT INOPERATIVE. GAGE STICKS INTERMITTENTLY AT APPROX 700 DEGREES C RANGE. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
Part: BEARING — WORN (TAIL ROTOR)
LAMINATED TAIL BEARING - ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)
Part: LAMINATED HINGE — WORN (TAIL ROTOR)
LAMINATED HINGE - ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)
Part: TACHOMETER — INTERMITTENT (COCKPIT)
TACHOMETER INDICATOR INOPERATIVE. NR NEEDLE DROPS OFF TO 250 RPM INTERMITTENTLY. REPLACED WITH NEW UNIT, CORRECTED PROBLEM. (X)
1999
Part: INDICATOR — MALFUNCTIONED (COCKPIT)
NEEDLE DROPS INTERMITTENTLY BELOW 20 PERCENT THEN COMES BACK TO NORMAL. REPLACED WTIH NEW UNIT, CORRECTED PROBLEM.
Part: BEARING — WORN (TAIL ROTOR)
ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
1998
Part: HINGE — WORN (T/R)
LAMINATED HINGE (GREEN), ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.
Part: INDICATOR — STICKS (ROTOR NR)
TACHOMETER NR NEEDLE STICKS. REPLACED IWTH NEW UNIT, CORRECTED PROBLEM.
Part: BEARING — WORN (T/R)
T/R LAMINATED BEARING, ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 4 EACH NEW UNITS, CORRECTED PROBLEM.
Part: BEARING — WORN (T/R)
LAMINATED TAIL ROTOR BEARING, ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNITS 4 EACH, CORRECTED PROBLEM.
Part: BEARING — WORN (T/R LAMINATED)
LAMINATED T/R BEARING ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 4 EACH NEW UNITS FROM KIT 355A09-1036-01, CORRECTED PROBLEM.
1997
Part: HINGE — WORN (T/R GREEN)
T/R GREEN LAMINATED HINGE ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS FROM KIT 350A33-2153-00, CORRECTED PROBLEM.
Part: LAMINATED HINGE — WORN (T/R PINK)
LAMINATED HINGE ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.
Part: LAMINATED BRG — WORN (T/R)
LAMINATED BEARING ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 4 EACH NEW UNITS FROM KIT 355A09-1036-01, CORRECTED PROBLEM.
Part: LAMINATED HINGE — WORN (T/R WHITE)
LAMINATED HINGE ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
Part: BEARING — WORN (T/R)
LAMINATED BEARING ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 4 EACH NEW UNITS FROM KIT 355A09-1036-01, CORRECTED PROBLEM.
Part: HINGE — WORN (T/R WHITE)
LAMINATED HINGE ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS FROM KIT 350A33-2153-00, CORRECTED PROBLEM.
Part: HINGE — WORN (T/R WHITE)
LAMINATED HINGE ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS FROM KIT 350A33-2153-00, CORRECTED PROBLEM.
Part: LAMINATED HINGE — WORN (T/R WHITE)
LAMINATED HINGE ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS FROM KIT 350A33-2153-00, CORRECTED PROBLEM.
1996
Part: LAMINATED HINGE — WORN (T/R WHITE)
LAMINATED HINGE ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH UNITS UNITS FROM KIT 350A33-2153-00, CORRECTED PROBLEM.
Part: LAMINATE BEARING — WORN (T/R)
LAMINATED BEARING ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 4 EACH NEW UNITS FROM KIT 355A09-1036-00, CORRECTED PROBLEM.
Part: LAMINATED HINGE — WORN (T/R PINK)
LAMINATED HINGE ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS FROM KIT 350A33-2153-00, CORRECTED PROBLEM.
Part: HINGE — WORN (T/R PINK)
ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.
Part: TRANSMITTER — FAILED (ENGINE OIL)
OIL PRESSURE GAUGE NOT GETTING SIGNAL. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
Part: BEARING — WORN (T/R)
ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 4 EACH NEW UNITS, CORRECTED PROBLEM.
Part: HINGE — WORN (T/R)
TAIL ROTOR ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS FROM KIT 350A33-2153-00, CORRECTED PROBLEM.
Part: HINGE — WORN (T/R)
TAIL ROTOR ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS FROM KIT 350A33-2153-00, CORRECTED PROBLEM.
Part: BEARING — WORN (T/R)
TAIL ROTOR ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 4 EACH NEW UNITS FROM KIT 355A09-1036-01, CORRECTED PROBLEM.
Part: HINGE — WORN (T/R)
TAIL ROTOR ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS FROM KIT 350A33-2153-00, CORRECTED PROBLEM.
Part: HINGE — WORN (T/R)
TAIL ROTOR ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS FROM KIT 350A33-2153-00, CORRECTED PROBLEM.
Part: BALL JOINT — WORN (STARFLEX)
TEFLON LINERS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 3 EACH NEW UNTS, CORRECTED PROBLEM.
1995
Part: BEARING — LEAKS (SCAVENGE LINE)
REAR BEARING LEAKS AT THE SCAVENGE LINE BOSS. REPLACED BRONZE CRUSH SEAL TWICE WITH NO SUCCESS. IT WAS FOUND THE REAR BEARING HAD A SMALL NICK WHICH PREVENTED THE CRUSH SEAL FROM SEATING PROPERLY. SUSPECT SOMEONE NICKED THE REAR BEARING WHILE CLEANING COKE FROM MODULE 4. REPLACED WITH NEW UNIT(S) CORRECTED PROBLEM.
Part: SERVO — LEAKING (PILOT VALVE)
SERVO LEAKING AT PILOT VALVE. REPLACED WITH OVERHAULED UNIT, CORRECTED PROBLEM.
Part: BEARING — WORN (T/R)
ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT(S) FROM KIT 355A09-1036-00, CORRECTED PROBLEM.
Part: BEARING — WORN (T/R)
ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT(S) FROM KIT NO. 355A09-1036-00, CORRECTED PROBLEM.
Part: BOX — CRACKED (AIR INTAKE)
AIR INTAKE BOX CRACKED BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT(S), CORRECTED PROBLEM.
Part: SERVO — LEAKING (M/R)
SERVO LEAKING FROM PILOT VALVE BEYOND SERVICEABLE LIMITS. . REPLACED WITH NEW UNIT(S), CORRECTED PROBLEM.
Part: HINGE — WORN (T/R)
ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT(S) FROM KIT NO. 579-091, CORRECTED PROBLEM.
Part: LIGHT — INOPERATIVE (ANTI COLL)
UNIT INOPERATIVE. REPLACED WITH NEW UNIT(S), CORRECTED PROBLEM.
Part: TRANSMITTER — FAILED (ENG OIL)
NO OUTPUT SIGNAL. REPLACED WITH NEW UNIT(S), CORRECTED PROBLEM.
Part: TRANSMITTER — DEFECTIVE (OIL PRESSURE)
OIL PRESSURE GUAGE PEGS WHEN BATTERY PWR IS ON. REPLACED WITH NEW UNIT(S), CORRECTED PROBLEM.
Part: HINGE — WORN (T/R)
LAMINATED HINGE ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS FROM KIT 350A33-2153-00, CORRECTED PROBLEM.
Part: JETTISON ROD — WORN (DOOR)
DOOR JETTISON ROD WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT(S) CORRECTED PROBLEM.
Part: LAMINATED MEMBER — WORN (M/R XMSN)
LAMINATED MEMBER ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT(S) CORRECTED PROBLEM.
Part: LAMINATED MEMBER — WORN (M/R XMSN)
LAMINATED MEMBER ELASTOMERICS WORN BEYOND SERVICEABLE LIMITS. REPLACED WTIH 4 EACH NEW UNIT(S) CORRECTED PROBLEM.
Part: TRANSMITTER — DEFECTIVE (MAG AZIMUTH)
HSI WILL NOT LOCK ON MAGNETIC HEADING UPON INITIAL POWER UP. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
Part: ENGINE — LOCK UP (COMPRESSOR)
ENGINE MALFUNCTION, COMPRESSOR LOCK UP AFTER SHUT DOWN. ENGINE START SUCCESSFUL AFTER 3.5 HOURS COOL DOWN. INSPECTION FOUND LARGE AMOUNTS OF CARBON FROM LABYRINTH ENVELOPE.