# STC SA01531LA

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: CO Guardian LLC, United States
- Description: Installation of CO Guardian Remote Carbon Monoxide Detector Instrument.
- Applied: March 25, 2003
- Status date: August 28, 2003
- Product: Aircraft, Single-Engine
- Certification basis: Part 3, Part 21, Part 23
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12)
- Certificate PDF: https://openairdocs.org/files/sha256/59/40/5940cda97a44b96545947bafcaed7e7852543b9aaf9c90aae6b9aace8a9ceca6
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D8BE7B75BF18059C862570C90065FF52.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA01531LA

## ADs that name it (0)

None.

## Approved models (20)

- The Cessna Aircraft Company 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172A ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172B ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172C ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172D ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172E ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172F ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172F (USAF T-41A) ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172G ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172H ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172H (USAF T-41A) ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172I ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172K ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172L ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172M ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172N ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172P ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172Q ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172R ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172S ([TCDS 3A12](https://openairdocs.org/tcds/3A12))

## 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.

This Certificate issued to CO Guardian LLC.

1951 East Airport Drive Tucson, Arizona 85706 Part 3 of the Civil Air Regulations for Cessna 172 thru 172Q series, & Part 23 of the Federal Aviation Regulations for Cessna 172R and 172S. (*Certification basis is set forth in Type Certificate Data Sheet 3A12) Original Product Type Certificate Number :

3A12* Cessna Aircraft Company 172 through 172S Series Description of Type Design Change : Installation of CO Guardian Rem ote Carbon Monoxide Detector Instrument in accordance with FAA Approved CO Guardian Master Data List MD 452-02, Revision “D”, dated July 10, 2003, or later FAA approved revisi on; and the FAA Approved Supplem ental Airplane Flight Manual, Docum ent Num ber 01-2510-06, Revi sion “IR”, dated August 26, 2003, or later FAA approved revision for Cessna Models 172 through 172Q; and the FAA Approved Airplane Flight Manual Supplement, Docum ent Num ber 01-2510-05, Revision “IR”, dated August 26, 2003, or later approved revision for Cessna Models 172R and 172S.

Limitations and Conditions : This approval should not be incorporated in any aircraft unless it is determined that the interrelationship between this in stallation and any previously approved configuration will not introduce any adverse effect upon the airworthin ess of the aircraft. If the holder agrees to perm it another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of application : March 25, 2003

Date of issuance : August 28, 2003

( Signature) Manager, Systems & Equipment Branch Los Angeles Aircraft Certification Office ( Title)

## Every issue (1)

- August 28, 2003: Issued, Current. [certificate](https://openairdocs.org/files/sha256/59/40/5940cda97a44b96545947bafcaed7e7852543b9aaf9c90aae6b9aace8a9ceca6)

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