# STC SR02707NY - Type: Supplemental type certificate - Status: Current, Amended - Holder: Rilpa Enterprises, Ltd, Canada - Description: Installation of Marathon PC-251 or KGS SPC-10 Solid State Inverters - Applied: February 19, 2009 - Status date: August 4, 2014 - Product: Aircraft, Rotorcraft - Certification basis: Part 21 - Data sheets: [TCDS H1SW](https://openairdocs.org/tcds/H1SW), [TCDS H4SW](https://openairdocs.org/tcds/H4SW), [TCDS H6SW](https://openairdocs.org/tcds/H6SW) - Certificate PDF: https://openairdocs.org/files/sha256/13/f0/13f0351508a94cfb9bac55f8114aec32b3978767f39daa0f158493da4fceaeb1 - Approved model list and other attachments: [SR02707NY_AML.pdf](https://openairdocs.org/files/sha256/fe/f9/fef93bb124f9b7596ad9077c8927cffb5e7253165e7660873c68c0b1430d83ea) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0F61DD871811C94086257D32004FD281.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SR02707NY ## ADs that name it (0) None. ## Approved models (7) - Bell Helicopter Textron Inc. 204B ([TCDS H1SW](https://openairdocs.org/tcds/H1SW)) - Bell Helicopter Textron Inc. 205A ([TCDS H1SW](https://openairdocs.org/tcds/H1SW)) - Bell Helicopter Textron Inc. 205A-1 ([TCDS H1SW](https://openairdocs.org/tcds/H1SW)) - Bell Helicopter Textron Inc. 205B ([TCDS H1SW](https://openairdocs.org/tcds/H1SW)) - Bell Helicopter Textron Inc. 212 ([TCDS H4SW](https://openairdocs.org/tcds/H4SW)) - Bell Helicopter Textron Inc. 214B ([TCDS H6SW](https://openairdocs.org/tcds/H6SW)) - Bell Helicopter Textron Inc. 214B-1 ([TCDS H6SW](https://openairdocs.org/tcds/H6SW)) ## What the certificate says Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record. FAA Form 8110-2 (8/13) Page 1 Part of the Federal A viation Regulations. Original Product – Type Certificate Number: MDNH: MRGHO: Signature Title IMPORT SR02707NY Rilpa Enterprises Ltd. 480 Aviation Way NE Calgary, AB T2E 7G3 Canada * * * * * See attached AML The installation of Marathon PC-251 or KGS SPC-10 Solid State Inverters must be in accordance with Master Document List annotated in AML No. SR02707NY. 1. For the Bell 204B: a. Either the Main Rotary Inverter only or the Main and Spare Rotary Inverter may be replaced with the Solid State Inverter. b. Not eligible in rotorcraft using 3 phase instruments. 2. For the Bell 205, 212 and 214 series, any or all of the original Static Inverters may be replaced with the new Solid State Inverter. 3. Maintenance is to be carried out in accordance with Maintenance Manual Supplement annotated in AML No. SR02707NY. (See Limitations and Conditions continued on Page 3 of 3) February 19, 2009 June 18, 2009 August 4, 2014 Gaetano Sciortino Manager New York Aircraft Certification Office FAA Form 8110-2 (8/13) Page 2 To (Name and address of transferee) From (Name and address of grantor) Extent of Authority (if licensing agreement): SR02707NY FAA Form 8110-2 (8/13) Page 3 SR02707NY Date amended: August 4, 2014 4. The installer must determine whether this design change is compatible with previously approved modifications. ----------END---------- ### SR02707NY_AML.pdf **FAA APPROVED MODEL LIST (AML) NO. SR02707NY** RILPA ENTERPRISES LTD FOR Installation of Marathon PC-251 or KGS SPC-10 Solid State Inverters Original Issue Date: June 18, 2009 Page 1 Item Aircraf t Make Aircraft Model Original Type Certificate Number Certification Basis for this Modification Installation Instructions Instructions for Continued Airworthiness AML Amendment Date 1 Bell 204B H1SW CAR 7 Rilpa Enterprises Ltd. Master Document List 204-REL-991- MDL, Revision 3, dated May 7, 2009, or later Transport Canada approved revision. Rilpa Enterprises Ltd. Maintenance Manual Supplement Document 204-REL-991-MMS, Revision 1, dated May 7, 2009, or later Transport Canada accepted revision. July 16, 2014 2 Bell 205A, 205A-1, 205B H1SW CAR 7 Rilpa Enterprises Ltd. Master Document List 205-REL-991- MDL, Revision 3, dated May 11, 2009, or later Transport Canada approved revision Rilpa Enterprises Ltd. Maintenance Manual Supplement Document 205-REL-991-MMS, Revision 1, dated May 11, 2009, or later Transport Canada accepted revision. July 16, 2014 3 Bell 212 H4SW FAR 29 Rilpa Enterprises Ltd. Master Document List 212-REL-991- MDL, Revision 4, dated April 30, 2013, or later Transport Canada approved revision Rilpa Enterprises Ltd. Maintenance Manual Supplement Document 212-REL-991-MMS, Revision 1, dated May 12, 2009, or later Transport Canada accepted revision. July 16, 2014 4 Bell 214B, B-1 H6SW FAR 29 Rilpa Enterprises Ltd. Master Document List 214-REL-991- MDL, Revision 1, dated February 7, 2014, or later Transport Canada approved revision Rilpa Enterprises Ltd. Maintenance Manual Supplement Document 214-REL-991-MMS, Revision 1, dated February 7, 2014, or later Transport Canada accepted revision. July 16, 2014 **FAA APPROVED MODEL LIST (AML) NO. SR02707NY** RILPA ENTERPRISES LTD FOR Installation of Marathon PC-251 or KGS SPC-10 Solid State Inverters Original Issue Date: June 18, 2009 FAA Approved: _________________________ Gaetano Sciortino Manager, New York Aircraft Certification Office ## Every issue (2) - August 4, 2014: Amended, Current. [certificate](https://openairdocs.org/files/sha256/13/f0/13f0351508a94cfb9bac55f8114aec32b3978767f39daa0f158493da4fceaeb1), [SR02707NY_AML.pdf](https://openairdocs.org/files/sha256/fe/f9/fef93bb124f9b7596ad9077c8927cffb5e7253165e7660873c68c0b1430d83ea) - June 18, 2009: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/09/5e/095eff65f29184464192b58f6b255542164dedfeb3284220eac9dae99a1e810f), [sr02707nyAML.pdf](https://openairdocs.org/files/sha256/17/e6/17e678865e7c34b3f7aa7f1245f6c3acebfe8b6b0ac2ff65b109881380dbcdb4) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.