STC SR00006RD

IMPORT SR00006RD

AEROLITE AG 6373 ENNETBUERGEN, SWITZERLAND Part 29 Federal Aviation Regulations H13EU Airbus Helicopters Deutschland GmbH MBB-BK 117 C-2 MBB-BK 117 D-3

1. Installation of Emergency Medical System (EMS) equipment part number 145121-501 or 145121-502 on Airbus Helicopters Deutschland GmbH model MBB-BK 117 C-2 helicopter only and EMS equipment part number 145121-503 on Airbus Helicopters Deutschland GmbH model MBB-BK117 D-3 helicopter only as documented in Aerolite Master Document List MDL-24-001, Revision D, dated June 10, 2026, or later EASA approved revisions.

(Description of Type Design Change Continued on Page 3 of 4)

1. This STC is applicable to all serial numbers for Airbus Helicopter models MBB-BK 117 C-2 and MBB-BK 117 D-3.

(Description of Type Design Change Continued on Page 3 of 4) February 14, 2006 September 14, 2016 February 23, 2006 June 24, 2026 for John Yoo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 4

IMPORT SR00006RD 4

IMPORT SR00006RD Date Amended: June 24 2026

Description of Type Design Change (continued from page 1 of 4):

2. For EMS Equipment 145121-501 or 145121-502 on model MBB-BK 117 C-2 helicopter:

a. Maintenance in accordance with:

- For EMS Equipment 145121-501 Aerolite Operations Manual OPM-506, Revision C, dated February 2, 2006, or later EASA approved revision.

- For EMS Equipment 145121-502 Aerolite Operations Manual OPM-06-011, no revision, dated October 20, 2006, or later EASA approved revision.

b. Operation in accordance with Aerolite Flight Manual Supplement FMS-506, Revision C, dated September 7, 2006, or later EASA approved revision.

3. For EMS Equipment 145121-503 on model MBB-BK 117 D-3 helicopter:

a. Maintenance in accordance with Aerolite Operations Manual OPM-145121-503, Revision A, dated May 12, 2026, or later EASA approved revision.

b. Operation in accordance with Aerolite Flight Manual Supplement FMS-145121-503, Revision A, dated June 03, 2026, or later EASA approved revision.

Limitations and Conditions (continued from page 1 of 4):

2. P/N 145121-501 or 145121-502 may only be installed on Airbus Helicopters Deutschland GmbH model MBB-BK 117 C-2 helicopter.

2. P/N 145121-503 may only be installed on Airbus Helicopters Deutschland GmbH model MBB-BK 117 D-3 helicopter.

3. Maintenance must be in accordance with the airworthiness limitation items sections of the mandatory maintenance manual supplements identified in the Description of Type Design Change section.

4. Operate in accordance with the Limitations section of the airplane flight manual supplement identified in the Description of Type Design Change section.

(Limitations and Conditions Continued on Page 4 of 4) 3 4

IMPORT SR00006RD Limitations and Conditions (continued from page 3 of 4):

5. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

6. The installer must determine whether this design change is compatible with previously approved modifications.

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