# STC SH8610SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Isolair Inc.
- Description: Fabrication of Isolair Eliminator II Model 4600-212/412 Fire Fighting System
- Status date: February 6, 2025
- Data sheets: H4SW, H4SW, H4SW
- Certificate PDF: https://openairdocs.org/files/sha256/42/59/4259fc6980c84bf181325c16cc801b671a89a5205388fdaf1ee27a7b2e753664
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID145088959620250703154829.0001
- Page: https://openairdocs.org/stc/SH8610SW

## ADs that name it

None.

## Approved models (3)

- Bell Helicopter Textron 212 (TCDS H4SW)
- Bell Helicopter Textron 412 (TCDS H4SW)
- Bell Helicopter Textron 412EP (TCDS H4SW)

## 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.

Approval of this change in type design applies to the Bell model rotorcraft listed above only. This approval should not be extended to other rotorcraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of the rotorcraft.

Model 212 rotorcraft modified in accordance with this STC must be operated in accordance with an FAA-approved copy of the Rotorcraft Flight Manual Supplement (RFMS) “For Bell Helicopter Model 212 W/ the Isolair Eliminator II Model 4600-212 or 4600-412 Fire Fighting System,” Revision A, dated March 31, 2003, or later FAA approved revision. Model 412 or 412EP rotorcraft modified in accordance with this STC must be operated in accordance with RFMS “For Bell Helicopter Model 412 with Model 4600 412 Isolair Eliminator II Fire Fighting System Belly Tank Installation W/ Hover Fill Capabilities,” Revision IR, dated March 19, 1993, or later FAA approved revision. A copy of this certificate and the applicable FAA-approved RFMS must be maintained as part of the permanent record for the modified rotorcraft.

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

Fabrication of Isolair Eliminator II Model 4600-212/412 Fire Fighting System in accordance with Isolair Master Document List 46205-002, Revision C, dated January 5, 2001, or later Federal Aviation Administration (FAA) approved revision; and installation of this system in accordance with Isolair Master Document List 46205-001, Revision B, dated May 15, 2002, or later FAA-approved revision.

SH8610SW Isolair, Inc.

365 W Taft Vineland Road, Suite 100 Orlando, FL 32824 Part 29 Title 14 Code of Federal Regulations H4SW Bell Textron Inc 212, 412, and 412EP December 17, 1992 3/31/1993; 11/29/2011; 3/20/2013; 2/6/2025 March 19, 1993 8/2/1993; 2/10/1995; 5/31/2003; 12/15/2011 for Manager, West Certification Branch

Page 2 of 2 FAA Form 8110-2 (03/21) SH8610SW

## Every issue (4)

- February 6, 2025: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/42/59/4259fc6980c84bf181325c16cc801b671a89a5205388fdaf1ee27a7b2e753664)
- March 20, 2013: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/59/25/59254030c6f36a01f765af38aad93a5bd105782245da4544306a5faffe10eb58)
- December 15, 2011: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/94/5d/945dc207e86367732f8a49e9054385504b6e2c7afd0e2dd781bd99f333b3474d)
- March 31, 2003: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/5d/d6/5dd660f07817210f6281c50208e991d7362c62d44d371335492d86b88e71e3f2)

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