# STC SA8820SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Vallejo Investments Inc.
- Description: Installation of Honeywell TCZ-910 TCAS II. Must be inspected for fatigue damage per Schwartz Engineering Report AT-94-03 dated 2/17/94.
- Status date: August 17, 2007
- Data sheets: A3WE
- Certificate PDF: https://openairdocs.org/files/sha256/ce/5a/ce5a1b75eac845c4756de2b6a855eb75e2b3063e03cbce7c522e26629aad55af
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/BF07AA266A0759B486257356005CFE18.0001
- Page: https://openairdocs.org/stc/SA8820SW

## ADs that name it

None.

## Approved models (1)

- The Boeing Company 727-100 Series (TCDS A3WE)

## 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 Vallejo Investments, Inc.

One Embarcadero Center, Suite 1050 San Francisco, CA 94111 Part 4b of the Civil Air Regulations.

A3WE

Boeing

727-100 Description of Type Design Change:

Installation of Honeywell TCZ-910 Traffic Alert and Collision Avoidance System (TCAS II) change 7 software in accordance with Baker Corporation Master Drawing List Document No. 93-0011-11, Revision C, dated January 4, 2001, or later FAA approved revision. FAA approved Airplane Flight Manual Supplement Document No. 93-0011-02, Revision A, dated May 3, 2001, or later FAA approved revision is required.

The TCAS-II antenna installations must be inspected for fatigue damage per Schwartz Engineering Report AT-94-03 dated 02/17/94. Compatibility of this modification with previously installed equipment must be determined by installer. A copy of this STC must be included in the permanent records of the modified aircraft. 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 the permission.

Date of application : April 13, 1993

Date of issuance : May 14, 1994

Date reissued : August 10, 2000; November 17, 2000;

August 17, 2007

Date amended : May 3, 2001, Rev.1

( Signature) Manager, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office ( Title)

NOTE:

**DO NOT DELETE THIS PAGE.**

**DO NOT ADD ANY DATA TO THIS PAGE.**

**THIS PAGE IS FOR PAGE NUMBERING PURPOSES, PLEASE DISCARD PRINTED COPY.**

Number

-END-

## Every issue (1)

- August 17, 2007: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ce/5a/ce5a1b75eac845c4756de2b6a855eb75e2b3063e03cbce7c522e26629aad55af)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.