# STC ST09485SC

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Air Comm Corporation, United States
- Description: Installation of a R135a vapor cycle air conditioning system.
- Applied: December 19, 1997
- Status date: July 2, 2019
- Product: Aircraft, Small/Large Airplane
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS A10CE](https://openairdocs.org/tcds/A10CE)
- Certificate PDF: https://openairdocs.org/files/sha256/d8/22/d822030be4fca024e5e58740bf63891ab19e292ac6b8155b6962c7c99ceec1b7
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F3B9AD88F1406387862585CF00395666.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST09485SC

## ADs that name it (0)

None.

## Approved models (1)

- Learjet Inc. 55 ([TCDS A10CE](https://openairdocs.org/tcds/A10CE))

## 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 (5/14) Page 1 of 2

Number: ST09485SC

Parts 25 of the Federal Aviation Regulations.

Original Product – Type Certificate Number: A10CE Make: Learjet Model: 55

Installation of a R135a vapor cycle air conditioning system in accordance with Master Document List DL-56 Revision A dated 5/13/98, or later FAA approved revision. FAA approved Flight Manual Supplement Revision dated 4/8/98, or later FAA approved revision is required.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

Date of Application: December 19, 1997 Date Reissued: September 14, 2010; May 17, 2013; July 2, 2019 Date of Issuance: May 29, 1998 Date Amended:

Signature

Title Jim Grigg Manager, Fort Worth ACO Branch, Compliance & Airworthiness Division Aircraft Certification Service Air Comm Corporation 1575 West 124th Avenue Westminster, CO 80234

FAA Form 8110-2 (5/14) Page 2 of 2

FAA Form 8110-2 (5/14) Page 2 of 2

Transfer the ownership of Supplemental Type Certificate Number: ST09485SC

To (Name and address of transferee)

From (Name and address of grantor)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA4704SW

FAA Form 8110-2 (5/14) Page 2 of 2

## Every issue (2)

- July 2, 2019: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/d8/22/d822030be4fca024e5e58740bf63891ab19e292ac6b8155b6962c7c99ceec1b7)
- May 17, 2013: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/65/9f/659fa58bc68f4fdf66e5f46c62695c4c9e430debe3f593b7e74cea3729dc23ed)

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