Helicopter Emergency Egress Lighting (HEEL) system kit in accordance with Aeronautical Accessories, Inc. Drawing List Report No. AA-02027, Revision A, dated September 5, 2002, or later FAA/DAS approved revision. Rotorcraft Flight Manual Supplement, No Revision dated October 23, 2002, or later FAA/DAS approved revision is required.

Installation of Replacement Lightweight Composite Nitrogen Reservoir Kit in accordance with Aeronautical Accessories, Inc. Drawing List Report No. AA-98143, Revision A, dated February 26, 1999, or later FAA approved revisions.

Installation of weather radar equipment.

Installation of Teledyne Avionics Power Analyzer and Recorder (PAR) SL17016 Systems.

Installation of Norton Company's radome and radar antenna brackets.

Installation of Fairchild cockpit voice recorder model GA100.

Fabrication and installation of Simplex model 904 flight steps

Installation of external cargo hook release system for co-pilot position.

Installation of Pratt & Whitney Engine Services, Inc. SmartCycle+ monitoring and recording system.

To amemd EASA STC EASA.IM.R.S.00553 to list the correct document number for the Rotorcraft Flight Manual Supplement (RFMS)Ass.:Section 4 of Onboard Systems Service Manual No. 122-004-00.Rotorcraft Flight Manual Supplement No. 121-020-00 dated 24 September 2003 or later approved revision EASA.IM.R.S.00553 FAA STC SR00699SE