N4126A

ROBINSON HELICOPTER COMPANY R44 II · 2008 · Rotorcraft · 1 engine · 4 seats · Valid Registration

Registered owner: NOVEMBER ALPHA LLC, DE (owner ≠ operator)

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.

3 reports on file, 2008-10-03 – 2020-01-28.

OTHER · 2020-01-28 Unresolved
ATA 6240

Part: TACHOMETER — INOPERATIVE · airframe 2,229 hrs

CUSTOMER REPORTED DUAL TACHOMETER P/N: C792-4 INOPERATIVE.

Source: SDR YV3R2020021120241
PARTIAL RPM/PWR LOSS; VIBRATION/BUFFET · 2015-02-04 Matched by certificate designator
ATA 8530

Part: INTAKE VALVE — BROKEN (NR 5 CYLINDER) · airframe 3,228 hrs

PARTIAL POWER LOSS & ENG ROUGHNESS REPORTED. BROKEN INTAKE VLV FOUND ON NR 5 CYLINDER.

Source: SDR JMXA2015020900002
PARTIAL RPM/PWR LOSS · 2008-10-03 Unresolved
ATA 8530

Part: GUIDE — UNDERSIZE (ENGINE) · airframe 464 hrs

MOMENTARY SEVERE VIBRATION, POWER LOSS AND ENGINE RPM DROP OCCURRED IN-FLIGHT THEN RETURNED TO NORMAL. COMPRESSION CHECK (COLD) REVEALED STUCK INTAKE VALVE ON NR 6 CYL. INTAKE VALVE GUIDE ID MEASURED .4035" (UNDERSIZED). LIMITS .4040 / .4050. NO BUILDUP FOUND ON VALVE GUIDE OR STEM. VALVE GUIDE REAMED TO PROPER SIZE PER LYC. TABLE OF LIMITS SSP1776. NO REOCCURRENCE REPORTED.

Source: SDR 2008FA0000668