- Registered owner
- Columbia Helicopters Inc
- Location
- Aurora, OR
- Owner type
- Corporation
- Serial number
- MM820
- Type
- Rotorcraft
- Engine
- Turbo-shaft
- Airworthiness
- Standard
- Airworthiness date
- February 18, 1985
- Certificate issued
- October 6, 2016
- Expires
- October 31, 2029
- Mode S code
- A213DF
From the FAA registry file of October 24, 2026.
On this page
Airworthiness directives that may apply · 0
Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.
No ADs matched this aircraft’s modelsADs on appliances, propellers and installed equipment aren’t matched by model; check those separately.
Information bulletins that may apply
Advisory, not mandatory.
No bulletins matched this aircraft’s models
NTSB investigations
No NTSB investigations matched to N233CHMatched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Boeing-Vertol 234LR aircraft
FAA incident reports
No FAA accident or incident reports matched to N233CHMatched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Boeing-Vertol 234LR aircraft
Reports on N233CH not matched to an aircraft · 1
They name N233CH, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.
Service difficulty reports
No reports matched to N233CHGeneral aviation reporting is voluntary. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Reports on Boeing-Vertol 234LR aircraft
Reports on N233CH not matched to an aircraft · 7
They name N233CH, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.
SDR MALA976329Valve · failedBLEED FAULT ILLUMINATED AFTER TAKEOFF ON RIGHT ENGINE, COMPLETED QRH AND BLEED FAULT STILL ILLUMINATES. AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED PRESSURE REGULATING VALVE AND BLEED PRESSURE SWITCH, OPS CHECK GOOD IAW SAAB AMM CHAPTER 74.SDR MALA976292Light · looseEMERGENCY LIGHT PANEL ABOVE SEATS 3 C AND D CAME LOOSE ON TAKEOFF AND LANDING. MAINTENANCE RESECURED PANEL.SDR MALA976232Ahrs · failedIN FLIGHT THE LEFT AHRS FAILED. AIRCRAFT RTURNED TO MSP. MAINTENANCE REPLACED LEFT AHRS COMPUTER. NR 1 AHRS TESTS GOOD IAW SAAB MM.
STCs that may be installed
No STCs matched this aircraft’s modelsSTCs are matched through the model’s type certificate data sheet, and this registry model isn’t matched to one.