ASN logo
ASN Wikibase Occurrence # 230187
Last updated: 17 September 2020
This information is added by users of ASN. Neither ASN nor the Flight Safety Foundation are responsible for the completeness or correctness of this information. If you feel this information is incomplete or incorrect, you can submit corrected information.

Time:11:40 LT
Type:Silhouette image of generic EC35 model; specific model in this crash may look slightly different
Eurocopter EC 135P2+
Owner/operator:National Police Air Service (NPAS)
Registration: G-POLA
C/n / msn: 0877
Fatalities:Fatalities: 0 / Occupants: 2
Other fatalities:0
Aircraft damage: None
Category:Serious incident
Location:Morpeth, Northumberland -   United Kingdom
Phase: Manoeuvring (airshow, firefighting, ag.ops.)
Departure airport:Newcastle Airport (NCL)
Destination airport:Newcastle Airport (NCL)
Investigating agency: AAIB
During a maintenance flight to adjust engine speed, main rotor rpm varied between its maximum and minimum continuous limits. A mechanical stop within the adjusting potentiometer had failed in such a way that main rotor speed could not be controlled accurately, putting the helicopter at a significant risk.


Accident investigation:
Investigating agency: AAIB
Status: Investigation completed
Duration: 1 year and 8 months
Download report: Final report


Photo of G-POLA courtesy

Birmingham - International (EGBB / BHX)
16 February 2014; (c) Danny Grew

Revision history:

24-Oct-2019 18:49 Aerossurance Added
13-Dec-2019 20:20 harro Updated [Embed code, Accident report, ]

Corrections or additions? ... Edit this accident description