N4253S
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.
204 reports on file, 1995-01-23 – 2003-09-16.
Part: CONTACTOR — FAILED (MASTER BATTERY) · airframe 19,637 hrs
AFTER ENGINE START AND PRIOR TO TAKE OFF, BATTERY OFF CAUTION LIGHT ILLUMINATED AND WOULD NOT GO OUT. MAINTENANCE REPLACED BATTERY RELAY.
Part: BLOWER — BURNED OUT (CABIN) · airframe 19,547 hrs
BLOWER CREATING BURNING ODOR IN COCKPIT.
Part: BOLT — WORN (MAIN ROTOR HEAD) · airframe 19,513 hrs
MAIN ROTOR HEAD BOLT WORN. SHOP REPAIR.
Part: DAMPENER — LEAKING (MAIN ROTOR) · airframe 19,513 hrs
MAIN ROTOR DAMPENER LEAKING. SHOP REPAIR.
Part: SEARCH LIGHT — MALFUNCTIONED (EXTERIOR) · airframe 19,506 hrs
SEARCH LIGHT WOULD NOT TURN OFF.
Part: INDICATOR — MALFUNCTIONED (WX RADAR SYS) · airframe 19,493 hrs
WEATHER RADAR RANGE SHIFTS BACK AND FORTH. SHOP REPAIR.
Part: RECEIVER — MALFUNCTIONED (COCKPIT) · airframe 19,493 hrs
FREQ LIGHT DOES NOT ILLUMINATE. IN SHOP REPAIR.
Part: DISPLAY — BROKEN (GPS CONTROL UNIT) · airframe 19,488 hrs
DISPLAY IS BROKEN.
Part: TRANSCEIVER — INOPERATIVE (WX RADAR SYSTEM) · airframe 19,469 hrs
WEATHER RADAR TRANSCEIVER INOPERATIVE.
Part: ACTUATOR — STUCK (AFCS) · airframe 19,469 hrs
AFCS ACTUATOR STUCK FULL DEFLECTION LEFT NR 1.
Part: ACTUATOR — MALFUNCTIONED (AFCS) · airframe 19,469 hrs
NR 1 YAW FULL DEFLECTION. TO BE SENT TO VENDOR FOR REPAIR.
Part: SEARCH LIGHT — INTERFERENCE (EXTERIOR) · airframe 19,456 hrs
SEARCH LIGHT PRODUCING INTERFERENCE. SHOP REPAIR.
Part: TRANSCEIVER — INTERFERENCE (WX RADAR SYS) · airframe 19,456 hrs
WEATHER RADAR TRANSCEIVER, TROUBLESHOOTING INTERFERENCE. REPAIRED.
Part: BATTERY — OVERHEATED (MASTER) · airframe 19,445 hrs
MASTER BATTERY OVERHEATING. SHOP REPAIR.
Part: CONTROL HEAD — DAMAGED (WX RADAR) · airframe 19,436 hrs
WX RADAR CONTROL HEAD VOLUME CONTROL KNOB SLIPS AND ROUGH WHEN ADJUSTING VOLUME. SHOP REPAIR.
Part: INDICATOR — INTERMITTENT (TRIPLE TACH) · airframe 19,420 hrs
TRIPLE TACH ROTOR NEEDLE OPERATION INTERMITTENT.
Part: TIP CAP — CRACKED (M/R BLADE) · airframe 19,392 hrs
EXTERNAL DOUBLER HAS A CRACK ACROSS THE SCREW HOLE AND THE LOWER INTERNAL DOUBLER SEPERATED.
Part: PANEL — DELAMINATED (HORIZONTAL STAB) · airframe 19,390 hrs
FIBERGLASS CLOSE OUT BEHIND FITTING ASSEMBLY DELAMINATED FROM SPAR. REPAIRED.
Part: TRANSCEIVER — INOPERATIVE (ADF) · airframe 19,356 hrs
ADF TRANSCEIVER INOPERATIVE. IN SHOP REPAIR.
Part: PANEL — MISSING (COCKPIT) · airframe 19,334 hrs
CENTER PANEL MISSING. SHOP REPAIR.
Part: SUPPORT — DAMAGED (TAIL ROTOR)
TAIL ROTOR BOOST WOULD NOT STAY ON. SCRAPPED.
Part: TRANSCEIVER — FAILED (WX RADAR SYS) · airframe 19,332 hrs
NO DISPLAY MAP AND WEATHER MODE. SHOP REPAIR.
Part: TRANSCEIVER — MALFUNCTIONED (WX RADAR SYS) · airframe 19,332 hrs
NO DISPLAY MAP AND WEATHER MODE. SHOP REPAIR.
Part: VALVE — LEAKING (FUEL SYS) · airframe 19,344 hrs
FUEL VALVE LEAKING. REPLACED WITH SERVICEABLE VALVE.
Part: BLADE — TORN (TAIL ROTOR) · airframe 19,334 hrs
TAIL ROTOR BLADE PRIMARY RUBBER TORN BEYOND LIMITS.
Part: BEARING — WORN (ROTATING SCISSOR)
WORN BEARINGS. REPLACED 4 EACH BEARING SB5200-103 DUE TO WORN. REPAIRED.
Part: BEARING — WORN (ROD END) · airframe 19,144 hrs
NR 1 YAW ACTUATOR ROD END HAS A WORN BEARING. SCRAPPED DUE TO CORROSION.
Part: BEARING — WORN (LEVER ASSY) · airframe 19,135 hrs
MAIN ROTOR HEAD LEVER ASSY BEARINGS ARE WORN. IN SHOP REPAIR.
Part: HARNESS — DAMAGED (EMERGENCY FLOAT) · airframe 19,133 hrs
SHEATH BROKEN FROM FLOAT INFLATION. SCRAPPED.
Part: ACTUATOR — CHATTERING (AFCS) · airframe 19,146 hrs
AFCS ACTUATOR CHATTERS.
Part: FLOAT — FAILED (NLG) · airframe 19,133 hrs
NLG EMERGENCY FLOAT DOES NOT HOLD PRESSURE.
Part: TRANSCEIVER — MALFUNCTIONED (COCKPIT) · airframe 19,157 hrs
TRANSCEIVER HAS A SQUELCH PROBLEM. SHOP REPAIR.
Part: FLOAT — FAILED (NLG) · airframe 19,133 hrs
NLG EMERGENCY FLOAT DOES NOT HOLD PRESSURE.
Part: INDICATOR — MALFUNCTIONED (ATTITUDE) · airframe 19,135 hrs
ATTITUDE INDICATOR WILL NOT CAGE.
Part: SENSOR — WILL NOT TEST (OAT) · airframe 19,135 hrs
NR 1 N1 GAUGE DID NOT PASS TACO CHECK, READING WAS LOW FOR OAT.
Part: ACTUATOR — MALFUNCTIONED (AFCS) · airframe 19,107 hrs
AFCS ACTUATOR KICKS IN FLIGHT. TO BE SENT TO VENDOR FOR REPAIR.
Part: INDICATOR — INTERMITTENT (ENGINE N1) · airframe 19,103 hrs
LIGHT INTERMITTENT. REPLACED WITH SERVICEABLE PART.
Part: IGNITION LEAD — CHAFED (ENGINE) · airframe 19,036 hrs
IGNITION LEAD CHAFED.
Part: GENERATOR — INOPERATIVE (HIGH ENERGY) · airframe 19,036 hrs
HIGH ENERGY GENERATOR IS INOPERATIVE.
Part: LENS — MISSING (MARKER LIGHT) · airframe 19,002 hrs
AMBER LENS MISSING. FOUND AMBER LENS BROKEN. ALSO 3 EACH HOOD COVERS MISSING. REPLACED LENS AND HOOD COVERS. REPAIRED. BENCH CHECK GOOD.
Part: INDICATOR — MALFUNCTIONED (STANDBY ATTITUDE) · airframe 19,069 hrs
STANDBY ATTITUDE INDICATOR WILL NOT ERECT. IN SHOP REPAIR.
Part: INDICATOR — MALFUNCTIONED (STANDBY ATTITUDE) · airframe 19,089 hrs
STANDBY ATTITUDE INDICATOR WILL NOT ERECT. IN SHOP REPAIR.
Part: IGNITER — WORN (ENGINE) · airframe 19,016 hrs
IGNITER WORN.
Part: TRANSCEIVER — MALFUNCTIONED (VHF SYSTEM) · airframe 19,036 hrs
TRANSCEIVER HAS GARBLED TRANSMISSION. ADJUSTED TRANSMIT COMPRESSOR. REPAIRED PROBLEM. BENCH CHECK GOOD.
Part: INDICATOR — PRECESSES (STANDBY ATTITUDE) · airframe 19,086 hrs
STANDBY ATTITUDE INDICATOR PRECESSES IN FLIGHT, NOT ON GROUND. IN SHOP REPAIR.
Part: SWITCH — INOPERATIVE (NR 2 ENGINE) · airframe 19,026 hrs
NR 2 ENGINE HEATER SAFETY SWITCH INOPERATIVE; HEATER INOPERATIVE. IN SHOP REPAIR.
Part: MASTER CYLINDER — LEAKING (BRAKE SYS) · airframe 19,073 hrs
PILOT RT MASTER CYLINDER LEAKS.
Part: PRESSURE SWITCH — INOPERATIVE (HEATER) · airframe 19,007 hrs
PRESSURE SWITCH INOPERATIVE. SCRAPPED.
Part: SHUTOFF VALVE — INOPERATIVE (BLEED AIR) · airframe 19,007 hrs
BLEED AIR SHUTOFF VALVE INOPERATIVE.
Part: ENGINE — MAKING METAL (NR 2) · airframe 19,000 hrs
NR 2 ENGINE FAILED CHIP CHECK. TO BE SENT TO VENDOR FOR REPAIR.
Part: INDICATOR — STICKING (TRIPLE TACH) · airframe 19,000 hrs
TRIPLE TACH NEEDLE STICKS ON PILOT SIDE. TO BE SENT TO VENDOR FOR REPAIR.
Part: ANT PEDESTAL — DEFECTIVE (RADAR SYS) · airframe 18,919 hrs
RADAR STOPS WORKING - DISPLAYS "ANT" FAULT. SHOP REPAIR.
Part: BLOWER — INOPERATIVE (AIR DISTRIBUTION) · airframe 18,919 hrs
VENT BLOWER INOPERATIVE - POPS BLOWER POWER CIRCUIT BREAKER.
Part: INDICATOR — INACCURATE (ALTIMETER) · airframe 18,980 hrs
COPILOT SIDE ALTIMETER INDICATOR IS 200 FT. DIFFERENT FROM PILOTS SIDE. IN SHOP REPAIR.
Earlier reports · 1995–2002 · 150 reports
2002
Part: ENCODER — MALFUNCTIONED (ALTIMETER) · airframe 18,629 hrs
ENCODER CAUSES EXTERNAL ALTIMETER "ERROR" TO BE DISPLAYED ON GPS.
Part: LINK — BROKEN (MLG) · airframe 18,747 hrs
MLG LINK IS BROKEN. SCRAPPED.
Part: LINK — BROKEN (MLG) · airframe 18,772 hrs
MLG LINK BROKEN. SCRAPPED.
Part: SEAL — LEAKING (HYD PUMP) · airframe 18,847 hrs
HYDRAULIC PUMP SEAL IS LEAKING.
Part: FUSE — BURNED OUT (WX RADAR SYS) · airframe 18,643 hrs
RADAR SYSTEM INOPERATIVE. FOUND FUSE BURNED. REPLACED TRANSISTORS Q601, Q604, AND Q605. REPAIRED PROBLEM. BENCH CHECK GOOD.
Part: RELAY — WILL NOT TEST · airframe 18,885 hrs
NON ESSENTIAL RELAY BUS RECOVERY DOES NOT TEST. SCRAPPED.
Part: WIRE — BROKEN (INTERPHONE BOX) · airframe 18,866 hrs
SIDETONE WEAK. FOUND TRANSFORMER T1 BAD AND BROKEN WIRE ON PIN 1. REPLACED. RESOLDERED BROKEN WIRE. BENCH CHECK GOOD.
Part: INDICATOR — INTERMITTENT (WX RADAR SYS) · airframe 18,629 hrs
WEATHER RADAR SYSTEM INDICATOR SHUTS OFF THEN ON INTERMITTENTLY. CLEANED DIRTY "CYC" SWITCH ON ASSY. BENCH CHECK GOOD.
Part: LINK — BROKEN (MLG) · airframe 18,772 hrs
MLG LINK ASSY BROKEN. SCRAPPED.
Part: SCREEN — TORN (INTAKE) · airframe 18,851 hrs
INTAKE SCREEN TORN. SCRAPPED.
Part: INDICATOR — INTERFERENCE (OIL PRESSURE) · airframe 18,782 hrs
INTERMITTENT INDICATION OF OIL PRESSURE.
Part: BOTTLE — DISCHARGED (EMERGENCY FLOAT)
FLOAT BOTTLE DISCHARGED. REPAIRED.
Part: BOTTLE — DISCHARGED (EMERGENCY FLOAT)
EMERGENCY FLOAT BOTTLE DISCHARGED, REPAIRED.
Part: BOTTLE — DISCHARGED (EMERGENCY FLOAT)
EMERGENCY FLOAT BOTTLE DISCHARGD. REPAIRED.
Part: TRANSCEIVER — MALFUNCTIONED (VHF SYSTEM) · airframe 18,629 hrs
TRANSCEIVER CAUSES STATIC IN RECEIVE MODE (MOTOR BOATING). COULD NOT DUPLICATE COMPLAINT. FOUND 5 VOLT LIGHTS INOPERATIVE, REPLACED 2 EACH BULBS, 5 VOLT DECAL AND S3 TEST SWITCH. REPAIRED. BENCH CHECK GOOD.
Part: BOTTLE — DISCHARGED (EMERGENCY FLOAT)
EMERGENCY FLOAT BOTTLE DISCHARGED. REPAIRED.
Part: TRANSCEIVER — WEAK (ADF) · airframe 18,782 hrs
WEAK RECEIVE AUDIO, WON'T POINT TO STATIONS. IN SHOP REPAIR.
Part: SKIN — CRUSHED (M/R BLADE) · airframe 18,606 hrs
BLADE HAS A HOLE IN THE SKIN AND THE TITANIUM STRIP ALSO HAS A HOLE. TRAILING EDGE HAS A NICK NEAR THE ROOT END.
Part: DISPLAY — MALFUNCTIONED (WARNING SYSTEM) · airframe 18,676 hrs
DISPLAY GOES TO ZERO DURING FLIGHT CAUSING HORN TO SOUND GEAR UP. REPAIRED.
Part: BOTTLE — DISCHARGED (EMERGENCY FLOAT)
EMERGENCY FLOAT BOTTLE DISCHARGED, REPAIRED.
Part: BOTTLE — DISCHARGED (EMERGENCY FLOAT)
EMERGENCY FLOAT BOTTLE DISCHARGED, REPAIRED.
Part: BOTTLE — DISCHARGED (EMERGENCY FLOAT)
EMERGENCY FLOAT BOTTLE DISCHARGED, REPAIRED.
Part: BOTTLE — DISCHARGED (EMERGENCY FLOAT)
EMERGENCY FLOAT BOTTLE DISCHARGED. REPAIRED.
Part: TRANSCEIVER — WEAK (VHF SYSTEM) · airframe 18,654 hrs
VHF TRANSCEIVER IS WEAK AND GARBLED. VERIFIED RECEIVER WEAK AND REALIGNED PRESELECTOR AND I.F. SECTION OF RECEIVER. ADJUSTED C/N SQUELCH AND CARRIER SQUELCH. REPAIRED. BENCH CHECK GOOD.
Part: INDICATOR — INACCURATE (ALTIMETER) · airframe 17,838 hrs
ALTIMETER INDICATES 200 FEET OFF IN FLIGHT.
Part: TRANSCEIVER — INOPERATIVE (ADF SYSTEM) · airframe 17,851 hrs
ADF TRANSCEIVER HAS NO LOW BAND RECEPTION OR NEEDLE MOVEMENT. REPAIRED.
Part: TRANSCEIVER — FAILED (ADF SYSTEM) · airframe 17,851 hrs
NO LOW BAND RECEPTION OR NEEDLE MOVEMENT.
Part: FUEL CONTROL — MALFUNCTIONED (ENGINE) · airframe 18,341 hrs
ENGINE NOT RESPONDING TO MOVEMENT IN ENG. TRIM MOTOR.
Part: TRANSCEIVER — MALFUNCTIONED (COCKPIT) · airframe 17,826 hrs
GARBLED. COULD NOT DUPLICATE PROBLEM. ADJUSTED MODULATION, TX COMPRESSOR AND SIDETONE. BENCH CHECK GOOD.
Part: DISPLAY — INOPERATIVE (WX RADAR)
WEATHER RADAR UNIT DISPLAY REMAINS BLANK.
Part: TIP CAP — CRACKED (M/R BLADE) · airframe 17,809 hrs
MAIN ROTOR TIP CAP LEADING EDGE ABRASION STRIP CRACKED AND SEPARATED.
Part: GCU — MALFUNCTIONED (GENERATOR) · airframe 17,906 hrs
GCU INTERMEDIATELY SHUTS GENERATOR OFF.
Part: GPS — WILL NOT TEST (COCKPIT)
GPS UNIT WILL NOT TEST AND CDI WILL NOT CENTER.
Part: INTERPHONE — MALFUNCTIONED (COCKPIT) · airframe 17,906 hrs
VHF BLEEDS OVER. FOUND SWITCH S1 BAD. REPLACED. REPAIRED. BENCH CHECK GOOD.
Part: BLADE — CRACKED (MAIN ROTOR) · airframe 17,809 hrs
MAIN ROTOR BLADE SPAR IS CRACK AT ROOT END. SCRAPPED.
Part: GENERATOR — FAILED (AC) · airframe 17,908 hrs
AC GENERATOR INTERMITTENTLY DROPS OFF LINE.
Part: METER — FLUCTUATES (FUEL FLOW) · airframe 17,838 hrs
FLUCTUATING FUEL FLOW INDICATION.
Part: AMPLIFIER — INOPERATIVE (ICS) · airframe 18,233 hrs
ICS AMPLIFIER INOPERATIVE. TO BE SENT TO VENDOR FOR REPAIR.
Part: GPS — MALFUNCTIONED (COCKPIT) · airframe 18,242 hrs
GPS DOES NOT DRIVE YELLOW NEEDLE ON HSI IN CAL MODE. UNABLE TO CHANGE FUEL FROM GALLONS TO POUNDS. TO BE SENT TO VENDOR FOR REPAIR.
Part: BLADE — DAMAGED (MAIN ROTOR) · airframe 18,187 hrs
NICKEL LEADING EDGE STRIP IS COMING OFF AFTER BEING REPAIRED ONLY 378:25 HOURS.
Part: TRANSCEIVER — MALFUNCTIONED (COCKPIT) · airframe 17,984 hrs
TRANSCEIVER RECEIVES GARBLED. PERFORMED PRELIMINARY INSPECTION. FOUND RECEIVER VERY WEAK. REALIGNED RECEIVER. NO HELP. FOUND SEVERAL INCORRECT VOLTAGES IN IF AND DETECTOR CIRCUITS. SWAPPED CR309 AND CR310 DIODES AND C323 AND C324 CAPACITORS. REALIGNED PRESELECTOR AND I F, NO HELP. SWAPPED C376 CAPACITOR. ALIGNED I F, NO HELP. REALIGNED PRESELECTOR AND I F AND ADJUSTED R333 IF AGC. RECEIVER SENSITIVITY GOOD, BUT COULD NOT ADJUST SQUELCH TO SPECS. REPLACED I303 IC AND RECEIVER NOW RECEIVING STRONG. REPLACED Q304 RESISTOR. REPLACED I304 IC CHIP AND REALIGNED RECEIVER. REPAIRED. BENCH CHECK GOOD.
Part: DISPLAY — MALFUNCTIONED (WX RADAR) · airframe 17,909 hrs
WEATHER RADAR SYSTEM HAS NO TEST PATTERN ON DISPLAY. REPLACED WITH SERVICEABLE PART.
Part: FUEL CONTROL — DAMAGED (ENGINE) · airframe 17,909 hrs
FUEL CONTROL ANTICIPATOR SHAFT RATCHETY.
2001
Part: BLADE — DELAMINATED (MAIN ROTOR) · airframe 17,809 hrs
LAMINATE AT STA 44 ON THE LOWER SIDE IS SEPARATED. .
Part: TAB — SPLIT (MAIN ROTOR BLADE) · airframe 17,809 hrs
MAIN ROTOR BLADE TRIM TAB IS SPLIT OPEN NEAR THE TIP OF THE BLADE.
Part: IGNITER BOX — INOPERATIVE (ENGINE) · airframe 17,748 hrs
IGNITER BOX INOPERATIVE.
Part: SCISSORS — WORN (MAIN ROTOR) · airframe 11,657 hrs
WORN BUSHINGS. REPLACED WITH SERVICEABLE PART.
Part: RELAY — FAILED (COCKPIT) · airframe 17,505 hrs
WOULD NOT PULL WITH GENERATORS ON THE LINE, FOUND LOW RESISTANCE BETWEEN X1 AND X2. SENT TO PRECISION AVIONICS & INSTR. INC. FOR INSPECTION AND REPAIR.
Part: GPS — INOPERATIVE (COCKPIT) · airframe 17,418 hrs
GPS INOPERATIVE. FOUND UNIT WOULD INTERMITTENLY TURN OFF BY ITSELF THEN TURN BACK ON AND SELF TEST AGAIN.
Part: RELAY — MALFUNCTIONED (ELECTRICAL SYS) · airframe 17,558 hrs
ESSENTIAL BUSS READS LOW VOLTAGE.
1999
Part: VERTICAL GYRO — INOPERATIVE (AFCS)
VERTICAL GYRO WILL NOT COME ON-LINE.
Part: GPS — INOPERATIVE (COCKPIT)
GPS INOPERATIVE. WILL NOT TURN ON. TIME SINCE REPAIR 28:30 HOURS.
Part: GPS — FAILED (COCKPIT)
MESSAGE RECEIVER FAIL, BATTERY BACK UP FAIL . FOUND UNIT DISPLAYS MESSAGE RECEIVER FAIL.
Part: TIP CAP — SPLIT (MAIN ROTOR)
TRAILING EDGE SPLIT OPEN NEAR THE TIP LEADING EDGE. ABRASION STRIP CRACKED TOP AND BOTTOM.
Part: TRANSMITTER — MALFUNCTIONED (ELT)
ELT WILL NOT SHUT OFF. HAD TO DISCONNECT THE BATTERY.
Part: GAS GEN TACH — MALFUNCTIONED (N1 NEEDLE)
GENERATOR/TACHOMETER NOT INDICATING ZERO PERCENT TO 10 PERCENT.
Part: POWER SUPPLY — INOPERATIVE (STROBE)
POWER SUPPLY INOPERATIVE, NO OUTPUT, BURNT.
Part: ACTUATOR — INOPERATIVE (AFCS)
AFCS INOPERATIVE.
Part: INDICATOR — FAILED (RADIO ALTIMETER)
INDICATOR LIGHT INOPERATIVE.
Part: TRANSCEIVER — FAILED (COCKPIT DME)
NO OUTPUT, INOPERATIVE. PERFORMED PRELIMINARY INSPECTION, TROUBLESHOT AND REPLACED F101 DUE TO OPENED AT TURN ON.
1998
Part: INDICATOR — MALFUNCTIONED (HSI)
HSI COURSE DIGITIZER WILL NOT ZERO.
Part: TRANSMITTER — OUT OF TOLERANCE (FUEL PRESSURE)
PRESSURE TRANSMITTER TRANSMITS LOW OUT OF TOLERANCE THROUGHOUT SCALE.
Part: BEARING — UNBONDED (SWASHPLATE)
BEARING SHIM UNBONDED ON OUTER RACE.
Part: INDICATOR — FLUCTUATES (ENGINE TEMP)
ENGINE OIL TEMPERATURE NEEDLE CONTINUOUSLY FLUCTUATES.
Part: INDICATOR — STICKING (ENGINE OIL)
PRESSURE INDICATES LOW TEMPERATURE, NEEDLE STICKS.
Part: ACTUATOR — CHATTERS (AFCS)
ACTUATOR CHATTERS WHEN ENGAGED.
Part: DAMPER — WEAK (MAIN ROTOR)
MAIN ROTOR WEAK.
Part: ACTUATOR — MALFUNCTIONED (AFCS)
AFCS ACTUATOR ONLY EXTENDS HALF WAY.
Part: SWITCH — MALFUNCTIONED (FUEL PRESSURE)
SWITCH MALFUNCTION CAUSING FUEL PRESSURE LIGHT TO FLICKER.
Part: ALTIMETER — INACCURATE (COCKPIT)
ALTIMETER INDICATOR DEFECTIVE. EXCESSIVE FRICTION ERROR.
Part: INDICATOR — FAULTY (COCKPIT)
INDICATOR INDICATES 1500 FEET AT 29.92 HG. EXCESSIVE ERROR.
Part: IGNITER BOX — DAMAGED (ENGINE IGN)
DAMAGED THREADS ON IGNITER LEAD POST.
Part: MOTOR — MALFUNCTIONED (BOOST PUMP)
BOOST PUMP MOTOR HAS INTERMITTENT OPERATION.
Part: INDICATOR — FAILED (COCKPIT)
ENGINE TOT HAS NO INDICATION. DRAWS EXCESSIVE CURRENT.
Part: TUBE ASSY — SEPARATED (T/R DRIVE)
T/R DRIVE TUBE SEPARATED BEYOND LIMITS. REPLACED WITH NEW TUBE ASSEMBLY.
Part: DIGITAL CLOCK — FAILED (COCKPIT)
CLOCK WILL NOT KEEP CORRECT TIME.
Part: TRANSMITTER — FAILED (HYD SYS)
HYD TRANSMITTER OCCASSIONALLY INDICATES MIN.
Part: INDICATOR — STICKS (COCKPIT)
HSI CDI NEEDLE STICKS.
Part: INDICATOR — FAILED (COCKPIT)
HSI FLAG DOESN'T PULL (STICKS)
Part: VERTICAL GYRO — DEFECTIVE (AFCS)
INTERMITTENT RADAR. AFCS VERT GYRO FAULT
Part: INDICATOR — DEFECTIVE (COCKPIT)
HSI INDICATOR COURSE WINDOW DOES NOT MATCH YELLOW NEEDLE.
Part: AMPLIFIER — FAILED (YAW SLICE)
YAW CHANNEL INOPERATIVE.
Part: AMPLIFIER — FAILED (YAW SLICE)
YAW CHANNEL WON'T TEST.
Part: INDICATOR — DEFECTIVE (HSI)
HSI INDICATOR COURSE SET KNOB BINDING.
Part: SWITCH — DEFECTIVE (FUEL PRESS)
LOW FUEL PRESSURE WILL NOT TURN ON MASTER CAUTION LIGHT.
Part: VALVE — LEAKING (MLG)
PRIORITY VALVE LEAKING.
Part: INDICATOR — DEFETIVE (ENG OIL)
INDICATOR READS MINUS 25 DEGREES LOWER THAN OAT WHEN SYSTEM IS COLD.
Part: AMPLIFIER — FAILED (YAW SLICE)
YAW SLICE AMP CAUSING ACTUATOR TO DEFLECT FULL RIGHT.
Part: BLADE — DEFECTIVE (T/R)
T/R BLADE PRIMARY RUBBER LIFTING.
Part: INDICATOR — STICKS (ENG OIL)
NR2 ENGINE OIL PRESSURE NEEDLE FLUCTUATES ON TEMP/PRESS INDICATOR.
1997
Part: INDICATOR — FAILED (COCKPIT HSI)
HSI INDICATOR COURSE SET KNOB INOPERATIVE.
Part: BLADE — SEPARATION (M/R)
BLADE SEPARATION ON THE TITANIUM AND NICKEL ABRASION STRIP WHICH IS BEYOND LIMITS. SENT TO
Part: BLADE — SEPARATION (M/R)
BLADE SEPARATION ON THE TRIM TAB WHICH IS BEYOND LIMITS.
Part: INDICATOR — FAILED (ENG OIL)
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.
Part: BLADE — DEFECTIVE (T/R)
VOID OVER THE T/R BLADE TIP WEIGHT CHAMBER ON PADDLE "A".
Part: INDICATOR — DEFECTIVE (FUEL TOTALIZER)
INDICATOR HAS LOOSE PARTS INSIDE.
Part: CONVERTER — BINDING (WIPER ASSY)
WIPER ASSY CONVERTER BINDING.
Part: TIP CAP — SPLIT (M/R BLADE)
BLADE TRAILING EDGE NEAR THE TIP IS SPLIT OPEN.
Part: TIP CAP — EROSION (M/R BLADE)
TIP CAP HAS EROSION THROUGH THE END CAP AND FILLER CRACKED ON BOTH SURFACES.
Part: TRANSMISSION — PITTED BEARING (M/R GR BOX)
FOUND EXCESSIVE PITTING ON BEARINGS: 2 EA. SB3318-101/201, 2 EA. SB3264-102/202, 2 EA. SB2167-101, 2 EA. SB2151-107, 2 EA. SB3354-102/202, 2 EA. SB3317-101/201, 2 EA. SB3304-102/202, 2 EA. SB3316-101/201, 2 EA. SB2054-101, 1 EA. SB3408-101/201, 1EA. SB3407-101/201, 1 EA. SB2055-101, 2 EA. SB3615-102/202, 1 EA. SB2559-101, 2 EA. SB1106-1, 2 EA. SB3169-101/201, 2 EA. SB3168-101/201, T.T. UNKNOWN: MACRO PITTING ON GEAR 76351-09055-103 S/N C200-00228, T.T. UNKNOWN: SERRATION WEAR ON GEAR76351-09045-101, T.T. UNKNOWN.
Part: INPUT HOUSING — CRACKED (M/R GR BOX)
GR BOX INPUT HOUSING CRACKED. REPLACED WITH NEW INPUT HOUSING.
Part: TIP CAP — SEPARATION (M/R)
TIP CAP HAS SEPARATION ON TRAILING EDGE NEAR TIP END. ABRASION STRIP HAS A CRACK.
Part: PUMP — WORN (DRIVE SHAFT)
FOUND PUMP DRIVE SHAFT AND SPLINES TO HAVE EXCESSIVE WEAR AND PITTING.
Part: TRANSCEIVER — FAILED (COCKPIT DME)
DME UNIT DOES NOT TRANSMIT.
Part: VTA ACTUATOR — FAILED (M/R SYS)
VTA ACTUATOR WILL NOT FUNCTION. INOPERATIVE.
Part: COUPLING — STEP WEAR (TURB N2)
ENGINE REMOVED DUE TO TURBINE OVERHAUL. INSPECTION OF TURBINE PARTS REVEALED: STEP WEAR BEYOND SERVICEABLE LIMITS ON N2 COUPLING SPLINES. INSTALLED A NEW N2 COUPLING.
Part: GENERATOR CONTRL — FAILED (AC GENERATOR)
A/C GENERATOR WON'T COME ON LINE.
Part: ALTIMETER — STICKING (COCKPIT ENCODER)
ALTIMETER IS STICKING; 2 YEAR INSPECTION DUE 2-27-99.
Part: INDICATOR — STICKS (DUAL TORQUE)
DUAL TORQUE NEEDLE HAS STICKY OPERATION THROUGHOUT SEALS.
Part: TRANSMITTER — DEFECTIVE (ENG OIL PRESS)
ENGINE OIL PRESSURE WOULD NOT DROP DOWN TO YELLOW AFTER ABOUT ONE HOUR OF FLIGHT.
Part: GCU — MALFUNCTION (AC GENERATOR)
A/C GENERATOR CAUTION LIGHT DOESN'T COME ON WHEN ENGINE IS AT IDLE.
Part: GENERATOR — FAILED (A/C SYS)
A/C GEN FAILED IN FLIGHT AND NEEDS OVERHAUL.
Part: GENERATOR — FAILED (A/C SYS)
A/C GENERATOR INOPERATIVE.
Part: TRANSPONDER — DEFECTIVE (COCKPIT DME)
WEAK RECEIVER SENSIYIVITY AND TX POWER. NO TX OR RX ON SOME CHANNELS. .
Part: VALVE — FAILED (BLEED SOV)
BLEED VALVE WILL NOT CLOSE.
Part: INDICATOR — DEFECTIVE (COCKPIT ATTITUDE)
ATTITUDE INDICATOR WILL NOT STAY ERECT.
Part: GYRO — DEFECTIVE (COCKPIT VG)
VERT GYRO CAUSING #2 PITCH TO KICK.
Part: VTA ACTUATOR — LEAKS (M/R)
VTA ACTUATOR LEAK - ACTUATOR WAS INSTALLED THE PREVIOUS NIGHT. REPLACED WITH SERVICEABLE ACTUATOR.
Part: INDICATOR — FAILED (COCKPIT HSI)
HSI COURSE NUMBERS STAY ONLY IN 80-89 AREA.
Part: ALTIMETER — TRIPS BREAKER (COCKPIT ENCODE)
WHEN INSTALLED IN AIRCRAFT, POPPED TRANSPONDER C/B.
Part: INDICATOR — STICKS (DUAL TORQUE)
DUAL TORQUE #1 NEEDLE STICKS AT 70%.
Part: TIP CAP — CRACKED (M/R)
TRAILING EDGE SPLIT OPEN AND A CRACK ON THE LEADING EDGE ABRASION STRIP ON THE UPPER SURFACE.
Part: TIP CAP — CRACKED (M/R BLADE)
TIP CAP HAS A CRACKED ABRASION STRIP ON THE LOWER SIDE.
Part: BEARING — FAILED (M/R GR BOX)
BEARING CAGE BROKEN. REPLACED WITH NEW BEARING.
1996
Part: TAPERED WASHERS — WORN (M/R)
TAPERED WASHER WORN BEYOND LIMITS. REPLACED WITH SERVICEABLE PARTS.
Part: PIN — WORN (M/R)
M/R PIN WORN BEYOND LIMITS. REPLACED WITH SERVICEABLE PARTS.
Part: BUSHING — WORN (M/R)
BUSHING WORN BEYOND LIMITS. REPLACED WITH SERVICEABLE PARTS.
Part: BLADE — DAMAGED (T/R)
T/R BLADE PRIMARY POLYURETHANE STRIP TORN TO THE FIBERGLASS ON PADDLE "B".
Part: BLADE — SEPARATION (T/R)
SEPARATION OF THE TRAILING EDGE OF PADDLE "A".
Part: INDICATOR — DEFECTIVE (COCKPIT)
P4001 INDICATOR WILL NOT POWER UP AND MOUNTING BRACKETS LOOSE.
Part: INDICATOR — FAILED (DUAL TORQUE)
INSTALLED GAUGE IN AIRCRAFT BUT #2 NEEDLE WOULD NOT WORK.
Part: RECEIVER — INOPERATIVE (COCKPIT)
ADF INOPERATIVE, NO RECEPTION, NO POINTING TO STATIONS.
Part: INDICATOR — FAILED (COCKPIT)
BAD MEMORY BOARD, AND R132 HIGH VOLTAGE POT. BROKEN ON VIDEO BOARD.
Part: TRANSCEIVER — FAIL TEST (COCKPIT)
UNIT FAILED ALTITUDE OUTPUT TEST 5.5 ON SST.
Part: TRANSCEIVER — INOPERATIVE (COCKPIT DME)
DME INOPERATIVE. NO DISPLAY.
Part: BLADE — CRACKED (T/R)
THE ABRASION STRIP ON PADDLE "B" HAS A CHIP MISSING ON THE INBOARD SECTION. PADDLE "A" IS ALSO CRACKED.
Part: INDICATOR — READS HIGH (ENG OIL)
HIGH OIL PRESSURE.
Part: ACTUATOR — INOPERATIVE (SERVO SYS)
INOPERATIVE.
Part: BLADE — DEFECTIVE (T/R)
RATTLING NOISE IN OUTER END OF BLADE.
Part: VALVE — DEFECTIVE (FUEL SYS)
VALVE CAUSING LOW PRESSURE FUEL LIGHT TO COME ON.
Part: SIGNAL CONDITION — MALFUNCTION (FUEL FLOW)
FUEL FLOW IND. NEEDLE PEGS OUT. SIGNAL GENERATOR MALFUNCTION.
1995
Part: ACTUATOR — DEFECTIVE (AFCS)
AFCS ACTUATOR POT CHECK BAD
Part: INDICATOR — READS LOW (TURB TEMP)
INDICATOR READS 500 DEGREES LOW.
Part: SIGNAL CONDITION — DEFECTIVE (NR 1 ENG FUEL)
#1 ENGINE FUEL FLOW UNRELIABLE. FLUCTUATES FROM 0-500.
Part: CELL — DEFECTIVE (DC SYS)
TIME. INSPECTED BY ACCESSORY SHOP AND FOUND CELL #9 WOULD NOT ACCEPT A CHARGE. CELL REPLACED WITH ONE GIVEN ON CONSIGNMENT.
Part: TRANSCEIVER — FAILED (RADIO ALT)
RADIO ALT RT UNIT HAS NO OUTPUT ON J1-W.
Part: BATTERY — FAILED (EMERG POWER)
CELL NO. 6 READING ZERO VOLTS.
Part: ANT PEDESTAL — BRACKET BROKEN (RADAR ANT)
MOUNTING BRACKET BROKEN.
Part: TRANSCEIVER — DEFECTIVE (COCKPIT)
WEAK AND GARBLED.
Part: PANELS — CORRODED (LT FLOOR)
CORROSION ON OUTER SURFACE OF FLOOR PANEL IN SEVERAL AREAS.