A-67-020
NTSB Safety Recommendation — Aviation
Recommendation text
IN VIEW OF THE CITED POTENTIAL HAZARD IN CONTINUING OPERATION THE SUBJECT MODEL AIRCRAFT UNDER UNRESTRICTED ALL-WEATHER CONDITIONS, CONSIDERATION SHOULD BE GIVEN TO THE INITIATION OF MANDATORY REGULATORY ACTION WHICH WILL ENSURE MAXIMUM POSSIBLE UTILIZATION OF THE AVAILABLE IMPROVEMENTS BY ALL OPERATORS OF BEECH KING AIR MODELS 90 AND 90A AIRCRAFT. FURTHER, IN VIEW OF THE AIR START DIFFICULTIES ENCOUNTERED, CONSIDERATION SHOULD BE GIVEN TO A RE-EVALUATION OF ELECTRICAL POWER AVAILABILITY AND STARTER TORQUE REQUIREMENTS AS THEY MAY RELATE TO INFLIGHT RESTARTING CAPABILITY.
In plain language (FlightFinder summary)
The aviation safety regulator is asked to consider initiating mandatory regulatory action to ensure maximum utilization of available improvements for all operators of Beech King Air models 90 and 90A, due to a potential hazard in continuing unrestricted all-weather operations. Additionally, a re-evaluation of electrical power availability and starter torque requirements related to inflight restarting capability is requested, given difficulties encountered with air starts.
This plain-language summary is written by FlightFinder to explain the recommendation above. It is not the official wording — the verbatim NTSB text is quoted above.
Details
| Status | Closed - Acceptable Action |
|---|---|
| Mode | Aviation |
| Closed | Jan 1, 1975 |
| NTSB number | DEN67A0064 |
| Addressees | FAA |
External links
NTSB safety recommendations are advisory; addressees are not legally required to adopt them. Source: NTSB CAROL (public domain).