STC SA1626NM PAGE 1

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA1626N4 This certificate issued to: Electronics International, Inc.

Part * of the CiVil Air Regulations See attached Master Eligibility List (MEL) Number SA1626NM for list of Original Product - Type Certificate Number: approved airplane models and applicable Make: airworthiness regulations.

Description of Type Design Change: Installation of Electronics Internationa! EGT's/ CHT's, Remote Switches, Probes, Cables and Accessories in accordance with Electronics International Inc. Installation Instruction No. 070781.

MODEL TYPE MODEL TYPE NOTE: The models listed herein EC-1 EGT/CHT C-6 6 Channel CHT are designed for monitoring exhaust gas and cylinder head E-4 4 Channel EGT EC-2 EGT/CHT temperatures and are not E-6 6 Channel EGT E -2 EGT primary instruments.

C-4 + Channel CHT C-2 CHT Limitations and Conditions: (Continued on Page 3) Approval of this change in type design applies to the above referenced aircraft models only. This approval should not be extended to aircraft of these models on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the Ziectrohics inff th rendered, suspended, vevoked, or a termination date is therwise established by the Administrator of the Federal Aviation Administration .

Date of Application: March 30, 1982 Date Reissued:

Date of Issuance: September 20, 1982 Date Amended: April 13, 1983 FEDERAL AUTATION By divotion of the edmi (Signature) TAMINISTRAIO mager, Seattle Aircratt / Certification Office (Title) (Continued) Model Type RS4-1 4 channels, single function RS-6-1 6 channels, single function RS-8-1 8 channels, single function RS-12-1 12 channels, single function RS-4-2 4 channels, dual function RS-6-2 6 channels, dual function

- END Date Amended:

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