STC SA7181SW-D

JUmtcir jStatcs ®f ^ JJeparimeni'of '(Hransportaiton - (Ahmtmstraitott (Eerttftcate SA7181SW-D S-TEC Corporation One S-TEC Way Mineral Wells Municipal Airport Mineral Wells, TX 76067-9236 5A6 Cessna 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J,andl80K Installation of "'S-TEC System 65 Two Axis Automatic Flight Guidance System, Model ST-444, according to Bulletin No. 544, Revision 2, dated 1-12-99 and Master Drawing List No. 92477, Revision B, dated 1-12-99 with Optional Flight Director/Steering Horizon or later FAA Approved revisions of the above data (14 Volt System).

1. Also eligible on the above models when modified per STC SA1705WE (internal tip tanks) and/or STC SA1435WE (Robertson STOL Conversion) (floatplane or amphibian configuration).

(See Continuation Sheets, Pages 2, 3, and 4, a part of this STC.)

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.

6-08-88 6-16-88 .- 1-15-99, Revision 1 ofow/Kwti (Signature) Michael Keirnan DAS Staff Coordinator. DAS 5 SW (Title)

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2. Also eligible on the above models when modified per STC SA649NW (gross weight increase), STC SA09132SC (engine conversion), STC SA09030SC (Hartzell propeller), STC SA1603SO (speed kit), STC SA1705WE (internal tip tanks) and STC SA1435WE (Robertson STOL) or any combination of the above (landplane).

3. FAA Approved Supplemental Flight Manual, P/N 89788, dated 6-16-88 is required for Cessna Models 180, 180A, 180B, 180C, 180D, 180E, and 180F and the above models when modified per STC SA1705WE (Internal Tip Tanks) and/or STC SA1435WE (Robertson STOL Conversion) (Landplane, Floatplane or Amphibian) or later FAA Approved revisions of the above supplement.

4. FAA Approved Supplemental Flight Manual, P/N 89789, dated 6-16-88 is required for Cessna Models 180G, 180H, 180J, and 180K, S/N 18053000 and Below and the above models when modified per STC SA1705WE (Internal Tip Tanks) and/or STC SA1435WE (Robertson STOL Conversion) (Landplane, Floatplane or Amphibian) or later FAA Approved revisions of the above supplement.

5. FAA Approved Supplement to Pilot's Operating Handbook and/or Airplane Flight Manual, P/N 89790, dated 6-16-88 is required for Cessna Model 180K, S/N 18053001 and On and the above model when modified per STC SA1705WE (Internal Tip Tanks) and/or STC SA1435WE (Robertson STOL Conversion) (Landplane, Floatplane or Amphibian) or later FAA Approved revisions of the above supplement.

6. FAA/DAS Approved Supplemental Flight Manual, P/N 89788, Revision 1, dated 1-15-99 is required for

1. Cessna models 180, 180A, 180B, 180C, 180D, 180E, and 180F (floatplane or amphibian) and the above models when modified per STC SA1705WE (internal tip tanks) and/or STC SA1435WE (Robertson STOL) 2. Cessna models 180, 180A, 180B, 180C, 180D, 180E, and 180F (landplane) and the above models when modified per STC SA649NW (gross weight increase), STC SA09132SC (engine conversion), STC SA09030SC (Hartzell propeller), STC SA1603SO (speed kit), STC SA1705WE (internal tip tanks), and STC SA1435WE (Robertson STOL) or any combination of the above, WITHOUT TRIM or later FAA Approved revisions of the above supplement.

7. FAA/DAS Approved Supplemental Flight Manual, P/N 89789, Revision 1, dated 1-15-99 is required for

1. Cessna models 180G, 180H, 180J; and 180K, S/N 18053000 and below (floatplane or amphibian) and the above models when modified per STC SA1705WE (internal tip tanks) and/or STC SA1435WE (Robertson STOL) 2. Cessna models 180G, 180H, 180J; and 180K, S/N 18053000 and below (landplane) and the above models when modified per STC SA649NW (gross weight increase), STC SA09132SC (engine conversion), STC SA09030SC (Hartzell propeller), STC SA1603SO (speed kit), STC SA1705WE (internal tip tanks), and STC SA1435WE (Robertson STOL) or any combination of the above, WITHOUT TRIM or later FAA Approved revisions of the above supplement.

Any alteration of thia certificate is punishable by a fine of not exceeding $2,000, or imprisonment not exceeding 3 years, or both.

FAA Form B110-2-1 (10-69) Page 2 of 3

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8. FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 89790, Revision 1, dated 1-15-99 is required for 1. Cessna model 180K, S/N 18053001 and up (floatplane or amphibian) and the above model when modified per STC SA1705WE (internal tip tanks) and/or STC SA1435WE (Robertson STOL) 2. Cessna model 180K, S/N 18053001 and up (landplane) and the above model when modified per STC SA649NW (gross weight increase), STC SA09132SC (engine conversion), STC SA09030SC (Hartzell propeller), STC SA 1603 SO (speed kit), STC SA1705WE (internal tip tanks), and STC SA1435WE (Robertson STOL) or any combination of the above, WITHOUT TRIM or later FAA Approved revisions of the above supplement.

9. Compatibility of this modification with other previously approved modifications must be determined by the installer.

FAA Form 8110-2-1(10-69) Page 3 of 3

INSTRUCTIONS : The transfer endorsement below may be used to notify the appropriate FAA Regional Office of the transfer of this Supplemental Type Certificate.

The FAA will reissue the certificate in the name of the transferre and forward it to him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to CXamt of transferee) (JUHress of transferee) _ (y^anier and street) (City, State, andZlT code) . of grantor) ('Print or type.) _ __ __ (Address of grantor) (Stonier and street) (City, State, andZVf code.)

Exent of Authority (if licensing agreement) :

Signature of grantor (In Page 2 of 2