What it approves
Install dual Litton LTN-51 INS
What the certificate saysOCR
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 SA517EA-D This certificate issued to: American Airlines, Inc.
Maintenance & Engineering Center Tulsa, Oklahoma 74151 'Purt 4b " the Civil Air Regulations Original Product -Type bertificate Number: 4A21, 4A26 Make: Boeing Model: 707-3230, 707-385C, 707-323B, 707-123B Description of Type Design Change:
Install dual Litton ITN-51 INS in accordance with Advisory Circular 25-4 dated 2/18/66, ARINC 561, and the following American Airlines ECO's:
707-323С: B2608K, B3618, B3642, B3766, B3786, B3787, B4002, B4283А, B4326, and B4488.
707-323B: B3074C, B3618D, B3642, B3766, B3785, and B4002.
707-385C: B26081.
: 9 9 Limitatin a 223B: 1498. (Cont'd next page) This approval should not be incorporated in any aircraft of this specific model on which other approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those previously the airworthiness of the aircraft' (cont'd next page) incorporated approved modifications will not introduce any adverse effect upon
Date of Application: November 30, 1967 Date Reissued:
Date of Issuance: January 16, 1968 Date Amended: 4/10/68, 8/20/68, 6/5/69, 1/22/70, 2/8/72, 2/4/75, 4/8/75, 5/1/77 EDERAL Dy dere 55 Oken ..Administrater B. Olsen (Signalure ) NOMINIS DAS-1SW Coordinator (Tille) 47 FAA FORM B110-2 (10-68)
United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number SA517EA-D Description of Type Design Change: (Cont'd) Install No. 2 ship's battery (Type AN3150-2) to provide standby DC power for No. ? INS and to supplement the existing ship battery, or install two independent INS batteries per ARINC 561. Install in accordance with the following American Airlines ECO's:
707-323C: B3117A 707-323B: B3117D 707-385C: B2 608N 707-123B: B4488 III. Provide dual LTN-51 INS attitude reference in accordance with TSO C4C, C5C II, and C6C in either NAV or ATT REF mode as the primary or alternate source, or provide dual Bendix vertical gyros as the alternate source. A single Bendix vertical gyro may be provided as an alternate attitude source for either INS system.
Install in accordance with the following American Airlines ECO's:
707-323C: B4286A, or B4354A.
707-123B: . B4492 IV: The following AFM Supplements are required as applicable:
Model Boeing Document No. Revision No. Date 707-323C D6-1587.1 AAL-10 1/22/70 D6-1587.1 AAL-18 4/8/75 707-323B D6-1588.15 AAI-3 1/22/70 707-385C D6-1587.24 AAI-5 1/22/70 707-123B D6-1585 AAI-17 5/1/77
FAA FORM 8110-2-1. (10-69) PAGE 2 OF 3 PAGES
United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number SA517EA-D Limitations and Conditions: (Cont'd)
2. Item II may be installed concurrently or without Item I. However, Item I must not be installed or operated without Item II.
3. An RFI/EMI test is required for each and every aircraft incorporating this installation.
Item I is approved for operation with Litton INS Program No. 115500, 115509, or 100520 only.
5. The VG's used for alternate attitude in Item III must be a Bendix Type 15897, 19911, 19912, or 19917.
47 PAGE 3 OF 3 PAGES
TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transfere) (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 ZIP code) Exent of Authority (if licensing agreement) :
Signature of grantor (In ink) :
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.