# STC SA541SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Signature Flight Support Corporation, United States
- Description: Installation of 35,000 BTU Southwind heater model 8240A
- Applied: June 28, 1965
- Status date: August 31, 2000
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A-807](https://openairdocs.org/tcds/A-807)
- Certificate PDF: https://openairdocs.org/files/sha256/2c/80/2c80ae38999fa7742ca6229996248234c7bca6c85eac49de0a1d8f94f6dbceb8
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/4E2A57B395DB74CF86257EDE0054E43D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA541SW

## ADs that name it (0)

None.

## Approved models (1)

- The de Havilland Aircraft Co. Ltd. D.H. 104 Dove Series 6A ([TCDS A-807](https://openairdocs.org/tcds/A-807))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA5415W This certificate issued to: Signature Flight Support Corporation, a Delaware Corporation 7511 Lemmon Avenue, Hangar C Dallas, TX 75209 Part 10 of the CiviI Air Regulations.

Original Product Type Certificate Number : 807 de Havilland Model: D.H.104 DOVE 6A Description of Type Design Change:

Installation of 35,000 BTU Southwind Heater Model 8240A in accordance with Drawing D205141 (6 sheets), D346047, and D836024, or later FAA approved revision.

Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation made in de Havilland Model D.H. 104 Dove 6A, Serial No. 04328 and Serial No. 04385, only.

Date of Application: June 28, 1965 Date Reissued: 9/4/92; 12/21/98; 8/31/00 Date of Issuance: August 04, 1965 Date Amended: January 05, 1982 Rev. 6 FEDERAL AVIATION on of ple Administrator (Signature) Manager, special certification office, frances TOMINISTRATO Southwest Region (Title) of not exceeding $1,000, sonment not exceeding 3 years, or both.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and ZIP code ) from (Name of grantor) (Print or type) - (Address of grantor) (Number and street) (City, State, and ZIP code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):.

U.S. GOVERNMENT PRINTING OFFICE: 1966 OF-205-579

## Every issue (1)

- August 31, 2000: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/2c/80/2c80ae38999fa7742ca6229996248234c7bca6c85eac49de0a1d8f94f6dbceb8)

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