Force trim release button would neither release nor respond to input on final approach to scene request.  Aircraft declared u/s and patient transferred by land ambulance.  Button was found to be    faulty and was replaced

Date:

5 October, 2011

Reg:

N145SM

Make:

Eurocopter

Model:

EC145

MSN:

9298

Location:

EMS scene within the coverage area of helicopter based at Rochester

Country:

US-Minnesota

Civil / Military:

Civil

Operator:

Omniflight

Link:

http://www.concern-network.org/concern-archive/2011/msg00049.html