STC SA2827WE-D

Number SA2827WE-D

This Certificate issued to United Air Lines, Inc.

600 Jefferson Street Houston, Texas 77002 Part 4b* of the Civil Air Regulations.

4A25 Boeing DC-8-21, DC-8-31, DC-8-32, DC-8-33, DC-8-51, DC-8-52, DC-8F-54, DC-8-61F, DC-8-62, DC-8-63, DC-8-63F, DC-8-61 Description of Type Design Change : Installation of Collins FPC- 75 part number 622-2615-012 or 622-2615-212 Ground Proximity Warning System Computer in conformance with United Airlines DAS-1-WE Approved Master List of drawings and documents for STC No. SA2827WE- D dated February 26, 1979 or later approved revisions.

An alternate approved configurati on consists of part number 622-2615- 011 Rev. N or part number 622-2615-211 GPWS computer and a part number 622-2668-011 Barometric Altitude Computer installed in conformance with DAS-1-WE Approved Master List of drawings and re lated documents or late r FAA approved revision (Continued on page 3.)

Limitations and Conditions: This approval should not be ex tended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those previously approved modifications will introduce no adverse effect upon the airworthiness of the aircraft. 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 that permission.

Date of application : March 6, 1975

Date of issuance : March 8, 1975

Date reissued : November 30, 2011

Date amended : May 8, 1975, September 9, 1975, September 11, 1975, November 10, 1975, March 19, 1976, April 21, 1976, May 13, 1976, August 26, 1976, September 3, 1976, January 28, 1977, May 12, 1978, February 27, 1979

(Signature) Haifa Haj-Eid Supervisor, Technical & Administrative Support Staff Los Angeles Aircraft Certification Office ( Title) *SEE PAGE 3

Transfer the ownership of the Supplemental Type Certificate Number to (Name of transferee) (Address of transfer) (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. GPO 1987-763-28

Number SA2827WE-D

Description of Type Design Change: (Cont’d)

United Air Lines FAA Approved Airplane Flight Manual Supplement to McDonnell Douglas Flight Manual Document No. DAC-33161, DAC- 33163, LB-30757, LB-31180, LB-30582, or SM-23889 dated March 9, 1976, or later approved revisions or United Air Lines FAA Approved Flight Manual Supplements to McDonnell Douglas Flight Manual Document No. DAC-33162 dated March 19, 1976 and April 20, 1976, or later FAA approved revisions is required as part of this installation.

This installation is also in conformance with the following:

United Air Lines FAA Approved Airplane Flight Manual Supplement to McDonnell Douglas Flight Manual Documents No. DAC-33161 dated Ma y 7, 1976, LB-30757 dated January 27, 1977, DAC- 33163 dated July 27, 1976 and SM-23889 dated May 13, 1976 or later FAA approved revisions.

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