BELL HELICOPTERS 47 SERIES MODIFICATIONS (9)

Change battery location from dual positions in aft and forward...

Change battery location from dual positions in aft and forward to one fixed position under oil cooler on center frame bottom tubes and installation of ballast.

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Installation of Precise Flight Pulselite Control Unit in theLanding /Taxi...

Installation of Precise Flight Pulselite Control Unit in theLanding /Taxi Recognition Visual Control Light system,

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