Installation of Bell Helicopter Vibration Monitoring System (BHVM) in accordance with Aeronautical Accessories, Inc. (AAI) Installation Instructions document number AA-07161 Revision D, dated May 28, 2009 or later FAA approved revisions.

Manufacture of a FAST ROPE Kit in accordance with Aeronautical Accessories, Inc. Drawing List Report No. AA-98166, no revision, dated January 6, 1999, or later FAA approved revision, and installation (structural provisions only) per Aeronautical Accessories, Inc. Report No. AA-98167, no revision, dated December 18, 1998, or later FAA approved revision.

Manufacture of Replacement Windows in accordance with Aeronautical Accessories, Inc. Drawing List Report No. AA-92083, Rev. M, dated September 20, 2010, or later FAA approved revisions, and installation per “Installation Instructions” as listed in that report.

The installation of replacement window kits in accordance with Dart Aerospace Ltd. Installation Instructions IIN-D412-709, Rev. A dated December 5, 2003 on Bell models 205A, 205A-1, 205B, 212, 412, 412CF, 412EP, 214B and 214B-1 aircraft.

Installation of Fuel Purge Canister to be done in accordance with Transport Canada approved DART Aerospace Ltd. Installation Instructions, IIN-D412-706, Revision A, dated November 30, 2004, or later Transport Canada approved revision.

Installation of Utility Basket on the right hand side must be in accordance with Alpine Aerotech Ltd. Installation Instructions as listed on AML No. SR02736NY, or later Transport Canada approved revisions.

Replacement High Skid Landing Gear Crosstubes for Bell HelicopterTextron Models 205A-1, 212, 412, 412EP, and LEONARDO S.p.A. ModelsAB412, AB412EP helicopters.Revision 1 of this approval is published to correct a typo of theapproved LEONARDO S.p.A. models. FAA SR01052AT

Increase in altitude takeoff, landing and hover capability.