N89H

Part: ICS BOX — FAILED (COCKPIT) · airframe 5,283 hrs

COPILOT HEADSET FREQUENTLY CUTS OUT. BAD FROM STOCK. REPLACED UNIT.

Part: BEARING — WORN (AFCS ACTUATOR) · airframe 5,370 hrs

PIVOT BEARINGS WORN. REPLACED UNIT.

Part: ICS BOX — FAILED (COCKPIT) · airframe 5,283 hrs

COPILOT HEADSET FREQUENTLY CUTS OUT. BAD FROM STOCK. REPLACED UNIT.

Part: CONTROL HEAD — MALFUNCTIONED (VHF SYSTEM) · airframe 5,454 hrs

TURNS ITSELF OFF AFTER 2 OR 3 MINUTES. REPLACED UNIT.

Part: ICS BOX — NOISY (COCKPIT) · airframe 5,454 hrs

LOUD NOISE IN MIC. REPLACED UNIT.

Part: SHUTOFF VALVE — LEAKING (BLEED AIR) · airframe 5,152 hrs

LEAKING WILL NOT SHUT OFF. REPLACED UNIT.

Part: THERMOSTAT — MALFUNCTIONED (OIL TEMP) · airframe 4,979 hrs

CAUSING HIGH OIL TEMPERATURE. LOCALLY SCRAPPED. REPLACED UNIT.

Part: MIXER BOX — INTERMITTENT (COCKPIT) · airframe 5,160 hrs

CUTS OUT ALL STATIONS DURING TRANSMITTION AND RECEPTION. REPLACED UNIT.

Part: WHEEL — WORN (NLG) · airframe 4,517 hrs

LININGS P/N 50007665, WORN. REPLACED UNIT.

Part: WHEEL — WORN (NLG) · airframe 4,639 hrs

LININGS ARE WORN. REPLACED UNIT.

Part: ROD END BEARING — WORN (MAIN ROTOR) · airframe 4,974 hrs

BEARING WORN. REPLACED UNIT.

Part: ENGINE — MAKING METAL (ENGINE BAY) · airframe 5,148 hrs

GENERATING METAL AT THE ACCESSORY MAG PLUG. REPLACED UNIT.

Part: GPS — MALFUNCTIONED (COCKPIT)

GPS DIGITAL DISPLAY DOES NOT MATCH CDI INDICATIONS- GPS WILL NOT DRIVE HSI DURING SYNCRO TEST. REPLACED UNIT.

Part: H.E. IGNITER — INOPERATIVE (EINGINE)

BOTH PARTS WILL NOT DISCHARGE (INOPERATIVE). REPLACED UNIT.

Part: PRESSURE SWITCH — BROKEN (FUEL PRESSURE)

ELECTRICAL CONNECTOR BROKEN. REPLACED UNIT.

Part: IGNITER — ERRODED (ENGINE)

ERODED AND FIRES INTERMITTENTLY. REPLACED UNIT.

Part: TIP CAP — DISBONDED (M/R BLADE)

RETENTION DOUBLER STRIPS UNBONDED. REPLACED UNIT.

Part: ENGINE — CHAFED (TURBINE SECTION)

TURBINE SECTION RUBBING EXCESSIVELY INSIDE. REPLACED UNIT.

Part: TIP CAP — DISBONDED (M/R BLADE)

RETENTION DOUBLER STRIPS UNBONDED. REPLACED UNIT.

Part: AHARS UNIT — MALFUNCTIONED (E/E BAY)

AHRS CAUTION LIGHT REMAINS ILLUMINATED, ATT AND RT FLAGS FAIL TO PULL AND GPS HEADING INFORMATION INVALID APPEARS AFTER 25 - 30 MINUTES. REPLACED UNIT.

Part: RECEIVER — FAILED (VHF NAV)

RECEIVER WILL NOT POWER UP, FIND STATION OR GIVE HEADING INFORMATION. REPLACED UNIT.

Part: ANTENNA — CRACKED (FUSELAGE)

LEADING EDGE IS CRACKED. REPLACED UNIT.

Part: FLOW METER — READS HIGH (FUEL FLOW)

GIVES HIGH READINGS. REPLACED UNIT.

Part: SEAT BELT — FRAYED (COCKPIT)

WEBBING (STRAPS) SWOLLEN AND FRAYED ON EDGES, DIRTY AND NOT TSO TAGS. REPLACED UNIT.

Part: INDICATOR — READS HIGH (N1)

T2 PORTION MAKES THE N1 GAUGE READ .6 HIGH DURING TEST. REPLACED UNIT.

Part: AHARS UNIT — FAILED (E/E BAY)

ATTITUDE INDICATOR RT AND ATT. FLAGS WILL NOT PULL RMI FLAG WILL NOT PULL. GREEN NEEDLE WILL NOT POINT TO THE GPS WAYPOINT HEADING SELECTED. GPS GIVES HEADING DATA INVALID MESSAGE. REPLACED UNIT.

Part: FLOW METER — READS HIGH (FUEL FLOW)

FLOW METER GIVES HIGH READING. REPLACED UNIT.

Part: SEARCH LIGHT — FAILED (FUSELAGE)

SEARCH LIGHT ASSY WILL NOT PIVOT TO THE STOW POSITION. REPLACED UNIT.

Part: COUPLING — CORRODED (NR 2 ENGINE)

NR 2 ENGINE MAIN DRIVE SHAFT FORWARD COUPLING HAS SURFACE CORROSION PITTING BETWEEN DISC SEGMENTS. REPLACED UNIT.

Part: ACTUATOR — CHATTERED (AFCS)

NR 1 ROLL CHANNEL CHATTERS WHEN ENGAGED. ACTUATOR ATTEMPTS UNCOMMANDED EXTEND AND RETRACT OPERATIONS. REPLACED UNIT.

Part: LIGHT — INOPERATIVE (ANTI-COLLISION)

UNIT HAS NO POWER OUTPUT TO ILLUMINATE THE ANTI-COLLISION LIGHT LAMP. REPLACED UNIT.

Part: SPINDLE — DELAMINATED (M/R BLADE)

RED SPINDLE MAIN ROTOR BLADE RETENTION (PIVOT) BEARING HAS ELASTOMERIC DELAMINATION. REPLACED UNIT.

Part: ACTUATOR — FAILED (AFCS)

NR 1 YAW AFCS ACTUATOR WILL NOT EXTEND. REPLACED UNIT.

Part: CONNECTOR — CRACKED (GPS)

TRIMBLE GPS T-BAR RELAY CONNECTOR IS CRACKED. REPLACED UNIT.

Part: IGNITER — CRACKED (IGNITION SYS)

IGNITER HAS CRACKED AND ERODED INSULATOR .

Part: THERMOCOUPLE — FAILED (ENGINE)

THERMOCOUPLE DOES NOT MEET MINIMUM RESISTANCE VALUE OF 5.5 OHMS PLUS OR MINUS 1.5 OHMS.

Part: IGNITER — CRACKED (ENGINE)

IGNITER - TIP EROSION ON S/N 3830 AND INSULATOR CRACKED ON S/N 3769.

Part: INDICATOR — FAILED (HSI)

HSI INDICATOR CANNOT CHANGE COURSE WITH KNOB.

Part: ENGINE — MAKING METAL (ENGINE BAY)

METAL FOUND IN REAR MAG PLUG. REPLACED WITH ANOTHER ENGINE.

Part: INDICATOR — FLUCTUATING (ENGINE OIL TEMP)

TEMPERATURE NEEDLE FLUCTUATES RAPIDLY (BLUFFY) FOR A FEW SECOND 3-5 TIMES PER MINUTE R. REPLACED UNIT.

Part: GPS — FAILED (COCKPIT)

EVERY LIGHT FLASHED, UNIT WENT OFF CAME BACK ON WITH NO MEMORY. REPLACED UNIT.

Part: GPS — FAILED (COCKPIT)

EVERY LIGHT FLASHED, UNIT WENT OFF CAME BACK ON WITH NO MEMORY. REPLACED UNIT.

Part: CONTROLLER — MALFUNCTIONED (AFCS)

RDA DATA UNIT WOULD NOT UPDATE. INDICATED LOW BATTERY. REPLACED UNIT.

Part: CONTROLLER — FAILED (AFCS)

WOULD NOT UPDATE/INDICATED LOW BATTERY. REPLACED UNIT.

Part: INDICATOR — FLUCTUATES (ENG OIL TEMP)

ENGINE OIL TEMPERATURE NEEDLE FLUCTUATED RAPIDLY (BLUFFY) FOR A FEW SECONDS, 3-5 TIMES PER MINUTE. REPLACED UNIT.

Part: VALVE — MALFUNCTONED (AIR SHUTOFF)

SHUT-OFF VALVE WOULD NOT CLOSE COMPLETELY. REPLACED UNIT.

Part: RESERVIOR — DIRTY (MAIN ROTOR HEAD)

RESERVOIR STAINED AND DIRTY. REPLACED UNIT.

Part: VALVE — FAILED (BLEED S O V)

BLEED AIR VALVE WILL NOT CLOSE COMPLETELY. REPLACED UNIT.

Part: DAMPER — LEAKING (PEDAL)

PEDAL DAMPER LEAKING AT OUTPUT ROD.

Part: TRANSCIEVER — DEFECTIVE (COCKPIT VHF)

COCKPIT VHF UNREADABLE SIDETONE WHEN TRANSMITTING.

Part: RECEIVER — DEFECTIVE (COCKPIT NAV)

NAV RECEIVER BAD FROM STOCK. BLUE LIGHT STAYS ON MARKER BEACON INDICATOR. TIME SINCE REPAIR 0:00.

Part: TIRE — DEFECTIVE (NLG)

VERY SMALL PIN HOLE IN SIDE WALL NEAR BEAD. TIRE ALSO OUT OF ROUND REPLACED UNIT.

Part: TIRE — DEFECTIVE (NOSE GEAR)

TIRE HAD A KNOT IN MARKED AREA THAT ROSE ABOUT 1/2" ABOVE THE NORMAL SURFACE OF TIRE. REPLACED UNIT.

Part: AUDIO AMP — DEFECTIVE (COCKPIT)

AUDIO AMP INTERMITTANT. REPLACED UNIT

Part: RECEIVER — FAILED (COCKPIT)

RADIO POWERS UP AND RECEIVES IDENT, BUT DOESN'T POINT TO STATION AND NO CDI.

Part: DAMPER — LEAKING (M/R)

DAMPER LEAKING. REPLACED UNIT

Part: INTAKE SCREEN — BROKEN (ENG INTAKE)

INTAKE SCREEN BROKEN. REPLACED UNIT

Part: INTAKE SCREEN — MESH BROKEN (ENG INTAKE)

INTAKE SCREEN WIRE MESH BROKEN .REPLACED UNIT

Part: RELAY — DEFECTIVE (BUS TIE)

BUS TIE LIGHT STAYS ON AT ALL TIMES REPLACED UNIT

Part: COOLER — METAL CONTAM (ENG OIL)

OIL COOLER METAL CONTAIMINATION. REPLACED UNIT.

Part: SEAL — LEAK (MODULE 5)

ENGINE HAD BAD OIL LEAK AT MODULE 5 AFTER SEAL REPLACEMENT ON VIBRATION CHECK AT REAR BEARING HAD HIGH VIBRATION OF 35 MM AND GOT ENGINE CHIPLITES, FOUND METAL ON MODULE 5 PLUG AND ON OTHER CHIP PLUGS AND IN FILTER. NONE

Part: SEAL — LEAKING (LABYRINTH)

REAR LABYRINTH SEAL LEAKING HIGH OIL USEAGE. ENGINE SMOKING. REPLACE ENGINE ASSEMBLY

Part: DETECTOR — DEFECTIVE (ENGINE)

DETECTOR FAULTY. CAUSES INTERMITTENT FIRE LIGHT. REPLACE UNIT

Part: TIP CAP — SEPARATION (M/R BLADE)

SEPARATION ON OUTBOARD TRAILING EDGE. REPLACE UNIT

Part: TIP CAP — SEPARATION (M/R BLADE)

SEPARATION ON OUTBOARD TRAILING EDGE. REPLACE UNIT

Part: START ELECTRODE — DEFECTIVE (ENGINE)

ENGINE WILL NOT START. REPLACE UNIT

Part: RECEIVER — DEFECTIVE (COCKPIT)

BACKGROUND NOISE IN ALL MODES OF OPERATION. FOUND WEAK RECEIVE ON 900KHZ - 1799KHZ BAND. CLEANED MINIMAL CORROSION FROM MAIN BOARD. NO HELP. REPLACED Q101 TRANSISTOR ON RECEIVER BOARD. REPAIRED.

Part: BLADE — SEPARATION (M/R)

SKIN SEPERATION ON M/R BLADE TOP ARE AT ALL SIKORSKY TOOLING HOLES STATION 72.06, 121.50, AND 186.50. ORDER REPLACEMENT PART

Part: BATTERY — DEFECTIVE (DC SYS)

BATTERY HAD TEMP HOT LIGHT INSPECTION AND CHECKED. BATTERY HAS SEVERAL WEAK CELLS AND WILL NOT GO THROUGH A MAINTENANCE INSPECTION CYCLE WITH A CHARGEER ANALIZER UNIT. ORDER REPLACEMENT PART

Part: TRANSCIEVER — FAILED (COCKPIT VHF)

TRANSCEIVER HAS NO OUTPUT. WILL NOT TURN ON. REPLACE UNIT

Part: SHUTTLE VALVE — LEAKING (HYD)

SHUTTLE VALVE LEAKING REPLACED WITH NEW STYLE P/N (98-71-2) AS PER CSL 76-A0-95-005

Part: INDICATOR — DEFECTIVE (GS NEEDLE)

GS NEEDLE INDICATOR SHORTED OUT GOES TO TOP OF INDICATOR AND STAYS,. REPLACED UNIT

Part: PUMP — SEAL LEAK (HYD PUMP)

PUMP SEAL LEAKING. REPLACE PUMP

Part: TRANSMISSION — CORRODED (MAIN GR BOX)

REPAIR OF TRANSMISSION FOUND EXCESSIVE CORRISION ON UPPER HOUSING S/N (A001-00163) ON THE OIL COOLER BLOWER DRIVE QUILL MOUNTING SURFACE.

Part: CABLE ASSY — DEFECTIVE (VOR SYS)

BOTH VOR NEEDLES HUNT. NEW CABLE MFG WITH NEW COAX AND CONVERTORS