# Eulberg Lawrence H 280C - Type: Aircraft model (FAA registry) - Registry code: 05618K2 - Manufacturer (registry): EULBERG LAWRENCE H - Model: 280C - Aircraft type: Fixed wing single engine - Category: Airplane - Engines: 1 ยท Reciprocating - Seats: 1 - Weight class: Up to 12,499 lb - Certification: Not type certificated - Registered aircraft: 0 - Page: https://openairdocs.org/model/eulberg-lawrence-h-280c Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. ## ADs that may apply (OpenAirDocs) Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. None matched. ## Registered aircraft None registered with this model now. ## NTSB investigations None matched to aircraft with this model. ## FAA accident and incident reports None matched to aircraft with this model. ## Service difficulty reports (22) As reported by operators and repair stations, by the model named in the report. - [SDR PNR2004F00002](https://openairdocs.org/sdr/PNR2004F00002), May 19, 2004: DOUBLER. CRACKED. BULKHEAD DOUBLER UNDER NR 3 TAILROTOR DRIVESHAFT PILLOW BLOCK FOUND CRACKED. CRACKS WERE PROPAGATING FROM THE RADIUS AREA ON BOTH UPPER TABS WERE THE NUT PLATES - [SDR PNR2004F00001](https://openairdocs.org/sdr/PNR2004F00001), May 19, 2004: BEARING. DELAMINATED. PILOTS COMPLAINED ABOUT HEAVY COLLECTIVE AND EXCESSIVE AMOUNT OF RT COLLECTIVE INPUT TO FLY. UPON INSPECTION OF THE LAMIFLEX BEARINGS, IT WAS DISCOVERED THAT TH - [SDR 2003FA0001065](https://openairdocs.org/sdr/2003FA0001065), Oct 2, 2003: CONTROL CABLE. WORN. BOTH REAR TAIL ROTOR CONTROLS CABLES WERE WORN WHERE THEY PASS THROUGH PLASTIC FAIR-LEADS IN AFT BULKHEAD OF TAIL BOOM. BOTH WERE WORN TO 40-50 PERCENT INSP CRI - [SDR 2003FA0001064](https://openairdocs.org/sdr/2003FA0001064), Oct 2, 2003: CLUTCH. WORN. ON DRIVE BELT CLUTCH MECHANISM, THE SPRING HAD WORN THROUGH THE SIDE OF THE HOUSING FROM MANY HOURS OF RUBBING BACK AND FORTH. THE ABOVE MENTIONED SPRING AND TH - [SDR 6462003F00000](https://openairdocs.org/sdr/6462003F00000), Jun 1, 2003: CONTROL CABLE. WORN. BOTH LEFT AND RIGHT TAIL ROTOR CONTROL CABLES SHOW EXCESS WEAR, WHERE THEY PASS THRU THE FAIRLEADS IN THE AFT TALL CONE BULKHEAD. CABLES HAVE BEEN WEARING IN TH - [SDR 2002FA0000586](https://openairdocs.org/sdr/2002FA0000586), Mar 1, 2002: CONNECTING ROD. FAILED. NR 2 CONNECTING ROD BOLT FAILED CAUSING CONNECTING ROD TO GO THROUGH CRANK CASE CAUSING MAJOR ENGINE FAILURE. ENGINE DESTROYED. TOP OF BOLT FAILED CAUSING ROD C - [SDR 2003FA0000350](https://openairdocs.org/sdr/2003FA0000350), Jan 4, 2002: LINE. BROKEN. THE TUBE FAILED INSIDE THE FERRULE ON THE ENGINE DRIVEN FUEL PUMP FITTING DUE TO RUBBING AND VIBRATION. FAILURE WAS FOUND AFTER PILOT COMPLAINED OF LOW M.A.P., - [SDR 2001FA0000685](https://openairdocs.org/sdr/2001FA0000685), Dec 11, 2001: VALVE SEAT. LOOSE. NUMBER 4 CYLINDER HAD AN INTAKE VALVE SEAT COME LOOSE AND THE PISTON HAD BROKEN RINGS. SUBSEQUENT LOSS OF POWER. - [SDR AUS20010724](https://openairdocs.org/sdr/AUS20010724), May 25, 2001: BEARING. FAILED. (AUS) MAIN ROTOR HEAD LAMIFLEX BEARING FAILED. SUSPECT CAUSED BY GREASE CONTAMINATION. - [SDR 20000505SH030](https://openairdocs.org/sdr/20000505SH030), Apr 18, 2000: GEAR. BROKEN. PILOT REPORTED NOT BEING ABLE TO SEE OIL LEVEL IN SIGHT GLASS. WHEN SIGHT GLASS REMOVED, A PIECE OF GEAR SET (TOOTH) ABOUT .4375 INCH LONG WAS FOUND INSIDE. ACF - [SDR 99ZZZX2944](https://openairdocs.org/sdr/99ZZZX2944), Jul 1, 1999: OIL COOLER. DAMAGED. ALTERNATOR WAS INSTALLED ON THE AIRCRAFT WITHOUT REMOVING THE COOLING FAN FROM THE ALTERNATOR PER THE ENSTROM MM. FAN THREW A BLADE WHICH PUNCTURED THE OIL COOL - [SDR 99ZZZX2943](https://openairdocs.org/sdr/99ZZZX2943), Jul 1, 1999: ALTERNATOR. MISINSTALLED. ALTERNATOR WAS INSTALLED ON THE AIRCRAFT WITHOUT REMOVING THE COOLING FAN FROM THE ALTERNATOR PER THE ENSTROM MM. FAN THREW A BLADE WHICH PUNCTURED THE OIL COOL - [SDR AU980382](https://openairdocs.org/sdr/AU980382), Apr 8, 1998: BEARING. FAILED. (AUS) MAIN ROTOR HUB `LAMAFLEX' BEARING FAILED IN-FLIGHT. - [SDR 98ZZZX1111](https://openairdocs.org/sdr/98ZZZX1111), Feb 19, 1998: STRUT BEARING. CRACKED. CAGE OF UPPER JACK STRUT BEARING WAS FOUND BROKEN DURING ANNUAL INSPECTION WHILE GREASING BEARING. THIS WAS THE SECOND BEARING FOUND IN THIS CONDITION. IT SHOUL - [SDR 99ZZZX342](https://openairdocs.org/sdr/99ZZZX342), Oct 10, 1997: CYLINDER. DAMAGED. DURING ANNUAL INSPECTION, 10-10-97, FOUND NR 2 CYLINDER COMPRESSION WAS LOW. AFTER INSPECTION OF CYLINDER, INTAKE VALVE SEAT WAS FOUND LOOSE, INTAKE VALVE WAS B - [SDR 99ZZZX341](https://openairdocs.org/sdr/99ZZZX341), Oct 10, 1997: STUD. DAMAGED. DURING ANNUAL INSPECTION, 10-10-97, NR 2 CYLINDER COMPRESSION LOW. AFTER INSPECTION OF CYLINDER, FOUND INTAKE VALVE SEAT LOOSE AND VALVE BURNT. SUBMITTER STATED - [SDR 97ZZZX2836](https://openairdocs.org/sdr/97ZZZX2836), May 1, 1997: WINDSHIELD. CRACKED. DURING ENGINE START ON A COLD MORNING, RT WINDSHIELD CRACKED APPROXIMATELY 14 INCHES FROM CENTER WINDSHIELD ANCHORING STRIP TOWARD OUTBOARD OF AIRCRAFT. POSSIBL - [SDR 97ZZZX1911](https://openairdocs.org/sdr/97ZZZX1911), Mar 1, 1997: WINDSHIELD. CRACKED. OUTSIDE AIR TEMP (27 DEGREES FAHRENHEIT). ON ENGI\EEN START-UP, WINDHSIELD CRACKED HORIZONTALLY APROXIMATELY 14 INCHES ONE-THIRD OF THE WAY UP FROM BOTTOM. CRAC - [SDR CA960715008](https://openairdocs.org/sdr/CA960715008), Jul 4, 1996: DAMPER. SHEARED BOLT. (CAN) BOLT FOUND SHEARED IN TWO AT THE ATTACHMENT TO THE MAIN ROTOR HUB. - [SDR AU960515](https://openairdocs.org/sdr/AU960515), Jan 26, 1996: PIPE. WRONG PART. (AUS) NO1 CYLINDER EXHAUST VALVE SEAT DROPPED CONTACTING THE PISTON AND CAUSING CYLINDER FAILURE - ENGINE WAS BULK STRIPPED AND INVESTIGATION OF NO1 CYLINDER AS - [SDR 96ZZZX1027](https://openairdocs.org/sdr/96ZZZX1027), Dec 12, 1995: REGULATOR. SHORTED. VOLTAGE REGULATOR SHORTED OUT CAUSING RUN AWAY ALTERNATOR. REPLACED REGULATOR. SUBMITTER SUGGESTS NEW PART NUMBER REGULATOR, ELD-069-11. - [SDR 95ZZZX6199](https://openairdocs.org/sdr/95ZZZX6199), May 13, 1995: CONTROL. NOT INSTALLED. FOLLOWING REBUILD, HELICOPTER WAS RETURNED TO SERVICE WITHOUT THE OVERVOLTAGE CONTROL INSTALLED. REGULATOR SPIKED AND COOKED RADIOS AND GYROS. CABIN FILLED WITH ## The same model under other registry codes Amateur-built copies and renamed makers get their own codes. - [Enstrom Helicopter 280C](https://openairdocs.org/model/enstrom-helicopter-280c): 48 registered aircraft, registry code 3300505 --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.