# STC SA2-234

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Signature Flight Support Corporation, United States
- Description: Installation of Janitrol heater Model S-200, 200,000 BTU in aft baggage compartment Station 730-796, LH side
- Applied: March 5, 1958
- Status date: August 31, 2000
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 6A6](https://openairdocs.org/tcds/6A6)
- Certificate PDF: https://openairdocs.org/files/sha256/ec/92/ec92cd00e656d00ca212c379316054fe15ce90cc0a6923658d87b6165c36ff3c
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E0F0060D9B33058E85256CC10083D460.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2-234

## ADs that name it (0)

None.

## Approved models (1)

- Kelowna Flightcraft R & D Ltd. 340 ([TCDS 6A6](https://openairdocs.org/tcds/6A6))

## 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 572-234 This certificate issued to: Signature Flight Support Corporation, a Delaware Corporation 1511 Lemmon Avenue, Hangar C Dallas, TX Purt Ab of the CiViI Fix Regulutions.

Original Product Type Certificate Number: 646 Make: General Dynamics Model: 340 Description of Type Design Change:

1. Installed a Janitrol heater Model S-200, 200,000 BTU in the aft baggage compartment Station 730 to 796, IH side as per EAS Dwg. #137253C-340, Sheets 1 thru 9, or later FAA approved revision.

2. Installation of Lawrence auxiliary power unit in aft baggage compartment between Stations 730 and 796, for ground operation only in accordance with EAS Drawing No. 317254C-340, Sheets 1 thru 9, or later FAA approved" revision.

Note: The above modifications may be installed either independently or in combination.

Compatibility of this modification with other previously approved modifications must be determined by the installer.

Date of Application: March 05, 1958 Date Reissued: 6/15/92; 12/21/98; 8/31/00 Date of Issuance: March 14, 1958 Date Amended: 4/10/81; 5/19/82 Rev. 2 FEDERAL AVIATION By Direction of the Administrator (Signature) S. Frances Cox TOMINISTRATO Manager, Special Certification Office, Southwest Region (Title)

ce with FAR 21.47

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 21P code ) Extent of Authority (if licensing agreement): - Date of Transfer:

Signature of grantor (In ink): - FAA AC 69-5536

## Every issue (1)

- August 31, 2000: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ec/92/ec92cd00e656d00ca212c379316054fe15ce90cc0a6923658d87b6165c36ff3c)

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