# Weaver Neil PA-18-150

- Type: Aircraft model (FAA registry)
- Registry code: 05643DW
- Manufacturer (registry): WEAVER NEIL
- Model: PA-18-150
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 2
- Weight class: Up to 12,499 lb
- Certification: Not type certificated
- Registered aircraft: 1
- Page: https://openairdocs.org/model/weaver-neil-pa-18-150

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 (1)

- [N1076](https://openairdocs.org/aircraft/N1076): [Weaver Yvon](https://openairdocs.org/faa-owner/WEAVER%20YVON), [Carson City, NV](https://openairdocs.org/faa-place/NV/Carson%20City), built 2003, S/N 103WA

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (73, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2026F00198](https://openairdocs.org/sdr/2026F00198), Nov 9, 2025: CYLINDER. DAMAGED. ORIGINAL INSTALL DATE 8-28-2023. NEW CYLINDERS REMOVED AT 434HRS BY MECHANIC DUE TO RING FLUTTER, RING CHATTER, WASHBOARDING. INCONSISTENT METAL WEAR PATTERN ON
- [SDR 2022FA0000554](https://openairdocs.org/sdr/2022FA0000554), Sep 27, 2022: TORQUE TUBE. BROKEN. RH ELEVATOR TORQUE TUBE CRACKED/SEVERED/FAILED. MAIN SPAR TUBE FAILED JUST OUTBOARD OF OUTBOUND HINGE ATTACHMENT. FOUND DURING PRE-FLIGHT.
- [SDR 2022FA0000551](https://openairdocs.org/sdr/2022FA0000551), Sep 23, 2022: CARBURETOR. MISOVERHAULED. DURING DESCENT AND THROTTLE REDUCTION INTO KBZN, THIS AIRCRAFT EXPERIENCED A POWER LOSS DUE TO A HYDRAULIC LOCKING OF THE ACCELERATOR PUMP IN THE CARBURETOR. TH
- [SDR AQHR20150306001](https://openairdocs.org/sdr/AQHR20150306001), Mar 5, 2015: G SWITCH. FAULTY. "G" SWITCH WOULD NOT ACTIVATE ELT DURING REQUIRED INSPECTION.
- [SDR 2012FA0000821](https://openairdocs.org/sdr/2012FA0000821), Dec 1, 2012: DRAIN VALVE. FAILED. FUEL DRAIN VALVE CAME APART SHORTLY AFTER INSTALLATION CAUSING ALL OF THE FUEL IN THAT WING TO GUSH OUT. THE CENTER RETAINING RING FAILED ALLOWING THE INNER SEA
- [SDR 2011FA0000578](https://openairdocs.org/sdr/2011FA0000578), May 1, 2011: ENGINE. MAKING METAL. THE ENGINE NEVER DEVELOPED RATED HP. SINCE NEW. THEN FAILED TO MEET STATIC RPM. THE ENGINE ALWAYS GENERATED AN EXCESSIVE AMOUNT OF METAL. OIL SCREEN WAS CHECKED
- [SDR 2010FA0001123](https://openairdocs.org/sdr/2010FA0001123), Oct 19, 2010: DIPSTICK. BROKEN. OIL DIP STICK BROKE AND DROPPED INTO CRANKCASE. DIP STICK TUBE EXTENSION IS INSTALLED AND DIP STICK ANCHORED END FITS INTO CAP CASTING AND IS SECURED BY A ROLL 
- [SDR CA100813006](https://openairdocs.org/sdr/CA100813006), Aug 11, 2010: ENGINE. MAKING METAL. (CAN) DURING ROUTINE (50 HR) INSP OF THE ENGINE - METAL SHAVINGS WERE FOUND WHEN THE OIL SCREEN WAS CHECKED. METAL SHAVINGS WERE CONFIRMED BY A MAGNET TO BE STE
- [SDR CA091105002](https://openairdocs.org/sdr/CA091105002), Nov 2, 2009: CONTROL CABLE. FRAYED. (CAN) DURING AN INSP WHICH INCLUDED REMOVING THE FLOOR, THE AME NOTICED A SHINY SPOT ON THE RT AILERON CABLE WHERE IT PASSES A PULLY AND MEETS THE FUSELAGE. UPO
- [SDR 2007FA0001010](https://openairdocs.org/sdr/2007FA0001010), Nov 1, 2007: PIPE. FAILED. LEADING EDGE EXHAUST SYSTEM INSTALLED BY STC SA02200AK FAILED AT THE SAIL PIPE TO MUFFLER WELD. SYSTEM HAS 36 HOURS SINCE NEW. (K)
- [SDR 2007FA0000980](https://openairdocs.org/sdr/2007FA0000980), Oct 19, 2007: MUFFLER. BROKEN. THE TAILPIPE CRACKED AWAY FROM THE SHELL. THERE ARE NO STRAPS WELDED FROM THE PIPE TO THE SHELL LIKE SOME OTHER MUFFLERS. THE METAL FAILED, NOT THE WELD.
- [SDR 2007FA0000799](https://openairdocs.org/sdr/2007FA0000799), Sep 5, 2007: MUFFLER. BROKEN. ENGINE EXHAUST TAIL PIPE FAILED AT THE MUFFLER WELD. WITH 36 HOURS TOTAL TIME SINCE NEW. LEADING EDGE EXHAUST SYSTEM WAS INSTALLED BY STC SA02200AK.
- [SDR 2007FA0000693](https://openairdocs.org/sdr/2007FA0000693), Jun 21, 2007: BOLT. LOOSE. PILOT REPORTED SLIGHT VIBRATION DURING FLIGHT OF APPROX (1) HOUR. WHEN POWER WAS REDUCED FOR LANDING, VIBRATION BECAME MORE EVIDENT. INITIAL INSP FOUND (1) PROP
- [SDR CA060905002](https://openairdocs.org/sdr/CA060905002), Aug 30, 2006: BOLT. SHEARED. (CAN) DURING A ROUTINE INSPECTION OF THE AIRCRAFT, IT WAS DISCOVERED THAT THE FORWARD LT LANDING GEAR ATTACH BOLT WAS LOOSENED IN THE FUSELAGE ATTACH FITTING. C
- [SDR 2006FA0000885](https://openairdocs.org/sdr/2006FA0000885), Aug 12, 2006: MUFFLER. CRACKED. DURING ANNUAL INSP FOUND CRACK AT END OF ONE SUPPORT BRACE WITH EVIDENCE OF EXHAUST LEAK. ADVISED OWNER, HE SAID HE HAD EXPERIENCED EXHAUST LEAKAGE WITH MILD NO
- [SDR CA051221003](https://openairdocs.org/sdr/CA051221003), Dec 2, 2005: LONGERON. ROTTED. UPPER RT LONGERON AT TAIL WAS ROTTED. TUBING WAS REPLACED AS REQUIRED.
- [SDR 2005FA0001630](https://openairdocs.org/sdr/2005FA0001630), Nov 7, 2005: FUEL TANK. LEAKING. LT FUEL TANK WAS LEAKING. PILOT ADVISED US OF LEAK. WE DRAINED BOTH TANKS AND TURNED THEM INTO REP. THEY ADVISED US THERE WAS AS/L ON BOTH TANKS. WERE REMOVED A
- [SDR L7C2005F00000](https://openairdocs.org/sdr/L7C2005F00000), Jul 18, 2005: ELT. INOPERATIVE. ELT REMOTE WOULD NOT ACTIVATE. ELT LIGHT WOULD COME ON BUT DID NOT TRANSMIT. INSTALLED IN AC FOR LESS THAN 4 YEARS. (K)
- [SDR 2005FA0000838](https://openairdocs.org/sdr/2005FA0000838), Jun 3, 2005: CONVERTER. FAILED. CONVERTER WAS INSTALLED IAW MFG INSTRUCTIONS, DIAGRAMS AND INSTALLATION WAS APPROVED WITH A 337. CONVERTER FAILED IN LESS THAN 10 SECONDS. OUT OF FIVE CONVERTER
- [SDR 2005FA0000655](https://openairdocs.org/sdr/2005FA0000655), Apr 26, 2005: FITTING. CRACKED. DURING AN ANNUAL INSPECTION THE LT FRONT CABANE V ATTACH POINT ON THE FUSELAGE WAS FOUND TO BE CRACKED. THIS IS THE SECOND AIRCRAFT IN THE LAST MONTH THAT WAS F
- [SDR 2005FA0000173](https://openairdocs.org/sdr/2005FA0000173), Oct 12, 2004: LINK. FAILED. ON LANDING ROLLOUT, AIRCRAFT DRIFTED TO THE LT AND WENT INTO SOFT GROUND, COMING TO REST ON IT`S NOSE. FOUND LINK (PN 472681) PARTIALLY STRAIGHTENED, CAUSING TH
- [SDR 2004FA0000686](https://openairdocs.org/sdr/2004FA0000686), Jul 8, 2004: OIL COOLER. FAILED. INSTALLED OVERHAULED OIL COOLER, TO AIRCRAFT ON 4/30/04, TACH 2028.5. NO LEAKS AT RUN UP. AFTER INSTALL AND NO LEAKS NOTICED AFTER TAXI TO HANGER. AIRCRAFT WAS 
- [SDR AUS20040138](https://openairdocs.org/sdr/AUS20040138), Feb 22, 2004: LONGERON. CRACKED. (AUS) UPPER LT LONGERON TUBE CRACKED IN AREA BETWEEN FORWARD WELD OF LT REAR STABILIZER SUPPORT AND FORWARD WELD OF CROSS BRACE TUBE.
- [SDR 2004FA0000188](https://openairdocs.org/sdr/2004FA0000188), Feb 6, 2004: SELECTOR VALVE. BROKEN. PILOT TURNED FUEL VALVE TO CHECK FOR SMOOTH OPERATION AND DETENTS ON THE FUEL SELECTOR VALVE AS DIRECTED BY FLIGHT INSTRUCTOR. INSTRUCTOR HEARD (FUNNY SOUND) CO
- [SDR DHL200374248](https://openairdocs.org/sdr/DHL200374248), Dec 16, 2003: STEP. CORRODED. DURING C-CHECK, RIGHT AFT AIRSTAIR STEP SUPPORT AT STEP 10 FROM THE BOTTOM IS CORRODED. REMOVED DAMAGED ANGLE FROM RT AFT AIRSTAIR NR 10 STEP AND FABRICATED NEW
- [SDR DHL200374247](https://openairdocs.org/sdr/DHL200374247), Dec 4, 2003: SKIN. DELAMINATED. DURING C-CHECK, LEFT HAND INBOARD FORE FLAP UPPER SKIN DELAMINATED AT OUTBOARD END. CUT OUT UPPER SKIN DELAMINATION APPROX 1.7 INCH DIA & DOUBLER APPROX 4 X 4.7
- [SDR DHL200374246](https://openairdocs.org/sdr/DHL200374246), Dec 2, 2003: SKIN. SEPARATED. DURING A C-CHECK, LT WING OUTBOARD AILERON HAS THREE LOOSE RIVETS IN UPPER SKIN. REMOVED OLD SKIN FOR LT WING O/B AILERON IAW B727 SRM 51-30-2, FABRICATED NEW S
- [SDR 2003FA0001288](https://openairdocs.org/sdr/2003FA0001288), Sep 11, 2003: CONTROL CABLE. FRAYED. RUDDER CABLE WAS FRAYED WHERE IT PASSES THROUGH THE FAIRLEADS, 5 OUT OF 7 BUNDLES WERE CUT THROUGH THE STAINLESS STEEL CABLE.
- [SDR 2003FA0000783](https://openairdocs.org/sdr/2003FA0000783), Jul 1, 2003: BARREL. DAMAGED. UPON INSPECTION FOUND TURN BARREL THAT HAS GROOVE FOR CLIPS SPLIT LOCATION UPPER RT ALIRON TURNBUCKLE ONLY FOUND THESE STYLE TURN BARRELS THAT DONT REQUIRE SAFE
- [SDR CA030529003](https://openairdocs.org/sdr/CA030529003), May 23, 2003: STITCHING. BROKEN. (CAN) RIB STICHING BROKEN MOST RIBS RT WING RECORDS. ONLY GO BACK TO 1978 NO RECORD OF REPLACEMENT AT THAT TIME. FABRIC TESTED GOOD. (WING RESTITCHED.)
- [SDR CA030409006](https://openairdocs.org/sdr/CA030409006), Apr 7, 2003: BOLT. SHEARED. (CAN) GROUND CREW WAS MOVING THE AIRCRAFT ON RAMP AND RAN TAILWHEEL OF AIRCRAFT OVER SMALL ICE RIDGE IN ORDER TO GAIN ACCESS TO POSITION FOR PARKING. JOLT FROM 
- [SDR GJR2002F00000](https://openairdocs.org/sdr/GJR2002F00000), Aug 26, 2002: FUEL TANK. CRACKED. CRACK WAS FOUND ALONG THE LOWER SEAM ON THE INBOARD SIDE. APPLICATION 180HP FLOAT PLANE. INSUFFICIENT AMOUNT OF MATERIAL ALONG WELDED SEAMS.
- [SDR 2002FA0000957](https://openairdocs.org/sdr/2002FA0000957), Jul 26, 2002: EXHAUST VALVE. FRACTURED. AIRCRAFT EXPERIENCED PARTIAL LOSS OF POWER DUE TO FAILURE OF NR 3 CYLINDER EXHAUST VALVE. AIRCRAFT TERMINATED FLIGHT AND LANDED WITHOUT FURTHER INCIDENT.
- [SDR GJR2002F00001](https://openairdocs.org/sdr/GJR2002F00001), Jul 25, 2002: FUEL TANK. CRACKED. CRACK WAS FOUND ALONG THE LOWER SEAM ON THE OUTBOARD SIDE.
- [SDR 2001FA0000217](https://openairdocs.org/sdr/2001FA0000217), Jul 20, 2001: VALVE SEAT. LEAKING. DURING COMPRESSION CHECK, LOW CYLINDER PRESSURE WAS DISCOVERED. LEAKAGE WAS DETERMINED TO BE BETWEEN NUMBER FOUR CYLINDER INTAKE VALVE AND VALVE SEAT. AFTER REM
- [SDR 2001FA0000047](https://openairdocs.org/sdr/2001FA0000047), May 5, 2001: EXHAUST PIPE. CRACKED. FOUND WELD ON WYE PIPE CRACKED AT ANNUAL INSPECTION. (NO PARTS AVAILABLE AT THIS TIME) ALSO FOUND INNER BAFFLE ON SAME PIPE CRACKED.
- [SDR 2002FA0000221](https://openairdocs.org/sdr/2002FA0000221), Jan 25, 2001: CYLINDER. CRACKED. ENGINE INSTALLED IN FEBRUARY 1997. AT APPROXIMATELY 665 HOURS, TWO CYLINDERS WERE CRACKED THROUGH THE FINS OUTSIDE THE EXHAUST PORT, ADJACENT TOTHE EXHAUSE SEAT
- [SDR 20001120SH062](https://openairdocs.org/sdr/20001120SH062), Oct 25, 2000: ROCKER BOSS. OUT OF POSITION. CYLINDER HAD LOW COMPRESSION. WHEN ROCKER BOSS COVER WAS REMOVED, THE EXHAUST SIDE OF ROCKER SHAFT BOSS WAS FOUND IN BOTTOM OF COMPARTMENT. CHROME CYLINDER WAS 
- [SDR AU001137](https://openairdocs.org/sdr/AU001137), Aug 2, 2000: PROPELLER. UNAPPROVED PART. (AUS) INCORRECT PROPELLER FITTED TO AIRCRAFT. PERSONNEL/MAINTENANCE ERROR. UNAPPROVED PART.
- [SDR CA000724019](https://openairdocs.org/sdr/CA000724019), Jul 6, 2000: SCREW. MISSING. (CAN) THIS REPORT FOLLOWS LANDING INCIDENT. NO RIGHT BRAKE. AIRCRAFT LANDED AND PILOT CNTLLED A/C ONTO ECHO TAXIWAY. SHUT DOWN AND PUSHED A/C OFF TAXIWAY BY HAN
- [SDR CA000614023](https://openairdocs.org/sdr/CA000614023), Jun 2, 2000: CHANNEL. CRACKED. (CAN) DURING INSPECTION, CRACK WAS FOUND ON ONE VERTICAL MEMBER FROM CHANNEL. WHEN THE RIGHT HAND WING WAS REMOVED TO CARRY OUT REPAIR, THE WELDS ON THE ADJACEN
- [SDR AU000365](https://openairdocs.org/sdr/AU000365), May 5, 2000: CONTROL CABLE. WORN. (AUS) RIGHT AILERON CONTROL CABLES WORN BEYOND LIMITS IN THE AREA OF THE OUTER GUIDES.
- [SDR 20000413SH045](https://openairdocs.org/sdr/20000413SH045), Jan 2, 2000: SHAFT. DAMAGED. 1,590.6 HRS SINCE FACTORY NEW ENGINE INSTALLED. CRANKSHAFT APPEARED TO BE BINDING WITH SPARK PLUGS REMOVED. METAL (STEEL & ALUM) IN SCREENS. UPON REMOVAL OF MAG
- [SDR 99ZZZX4419](https://openairdocs.org/sdr/99ZZZX4419), Dec 9, 1999: GEAR. CRACKED. OIL PUMP CRACKED. KIT INSTALLED (LOG BOOK ENTRY) 12-19-86.
- [SDR CA990907022](https://openairdocs.org/sdr/CA990907022), Aug 26, 1999: FUEL TANK. DELAMINATED. (CAN) DURING A 100 HR INSPECTION, WHITE PARTICULATE WAS FOUND IN FUEL STRAINER AND RIGHT FUEL SIGHT GAUGE. WHEN SUMP DRAIN WAS REMOVED, A LARGE AMOUNT OF WHITE 
- [SDR 99ZZZX3405](https://openairdocs.org/sdr/99ZZZX3405), Aug 20, 1999: BLADE. FRACTURED. APPROXIMATELY 5 INCHES OF ONE PROPELLER BLADE TIP DEPARTED AIRCRAFT IN-FLIGHT. A SUCCESSFUL EMERGENCY LANDING WAS MADE. PROPELLER HAD BEEN RECONDITIONED AFTER P
- [SDR 99ZZZX631](https://openairdocs.org/sdr/99ZZZX631), Dec 7, 1998: BUSHING. WORN. ENGINE IS FACTORY REMANUFACTURED 2-11-98. MAGNETO DROP GOOD PREVIOUSLY. WOULD NOT START, NEXT FLIGHT. BRASS BUSHING IN DISTRIBUTOR BLOCK WORN BADLY.
- [SDR 99ZZZX630](https://openairdocs.org/sdr/99ZZZX630), Dec 7, 1998: BUSHING. WORN. ENGINE IS FACTORY REMANUFACTURED 2-11-98. MAGNETO GOOD, PREVIOUSLY WOULD NOT START, NEXT FLIGHT. BRASS BUSHING IS DISTRIBUTOR BLOCK WORN BADLY.
- [SDR 98ZZZX4512](https://openairdocs.org/sdr/98ZZZX4512), Oct 19, 1998: OIL COOLER. MALFUNCTIONED. PILOT STATES THAT OIL TEMPERATURE DOES NOT GO ABOVE 140 DEGREES FAHRENHEIT IN-FLIGHT OPS. LYCOMING REQUIRES 170 DEGREES PLUS PER OPERATOR'S MANUAL. SUBMITTER FO
- [SDR 98ZZZX4511](https://openairdocs.org/sdr/98ZZZX4511), Oct 19, 1998: MUFFLER. CORRODED. MUFFLER ASSY BAIL HAS CORRODED AWAY DUE TO 180 HP PER STC NR SA92NW AND LACK OF INSPECTION OF AD 68-05-01 AND OPERATOR COMPLIANCE. SUBMITTER RECOMMENDED EVERY 1

All 73: https://openairdocs.org/model/weaver-neil-pa-18-150/reports.md

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150): 2,054 registered aircraft, registry code 7101828
- [Piper/Cub Crafters PA-18-150](https://openairdocs.org/model/piper-cub-crafters-pa-18-150): 46 registered aircraft, registry code 7101843
- [Cub Crafters PA18-150](https://openairdocs.org/model/cub-crafters-pa18-150): 16 registered aircraft, registry code 2470000
- [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150): 11 registered aircraft, registry code 7104221
- [Alaska Dept Of Public Safety PA-18 150](https://openairdocs.org/model/alaska-dept-of-public-safety-pa-18-150): 1 registered aircraft, registry code 056074T
- [Krupinski Floyd M PA-18-150](https://openairdocs.org/model/krupinski-floyd-m-pa-18-150): 1 registered aircraft, registry code 056156H
- [Cubs Unlimited/Piper PA 18-150](https://openairdocs.org/model/cubs-unlimited-piper-pa-18-150): 1 registered aircraft, registry code 05617YI
- [Ellis Wendell Kirk PA-18-150](https://openairdocs.org/model/ellis-wendell-kirk-pa-18-150): 1 registered aircraft, registry code 05620WD
- [Fryer Charles PA-18-150](https://openairdocs.org/model/fryer-charles-pa-18-150): 1 registered aircraft, registry code 05622QG
- [Johnson Justin T PA-18 150](https://openairdocs.org/model/johnson-justin-t-pa-18-150): 1 registered aircraft, registry code 05637DO
- [Piper/Sorensen PA-18-150](https://openairdocs.org/model/piper-sorensen-pa-18-150): 1 registered aircraft, registry code 7101829
- [Piper/White Theordore F PA-18-150](https://openairdocs.org/model/piper-white-theordore-f-pa-18-150): 1 registered aircraft, registry code 7101833

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