What it approves
Installation of O-360-A4A, A4M, or A4N series engines and Sensenich76EM8SPY propeller.
What the certificate says
From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.
Number SA703GL This certificate issued to Penn Yan Aero 2499 Bath Road Penn Yan, NY 14527
Part 3 of the Civil Air Regulations.
Original Product -- Type Certificate Number : 3A12 Make : Cessna Aircraft Company
Model : 172I, 172K, 172L, 172M, 172N, 172P
Installation of Lycoming O-360-A4A, A4M, or A4N series engine and Sensenich 76EM8SPY propeller in accordance with Penn Yan Aero Service, Inc. Installation Instructions Revision 1, dated June 1, 1999 or later FAA approved instructions. Increase the gross weight of Cessna models 172 I, K, and L to 2500 pounds or increase the gross weight of Cessna 172 M, N, or P to 2550 pounds.
1. Installation Specifications:
Engine Lycoming O-360-A4A, A4M, A4N Fuel 100LL/100 minimum grade aviation gasoline Engine Limits For all operations, 2700 R.P.M. (180 HP) Propeller and Propeller Limits Sensenich 76EM8SPY Static R.P.M. at maximum permissible Throttle setting Not over 2450, not under 2275 No additional tolerance permitted.
Diameter: Not over or under 76” (See Continuation Sheet 2)
Date of application : February 11, 1983
Date of issuance : August 24, 1983 Date reissued : September 29, 1983, April 6, 1990 November 1, 2005
Date amended : May 25, 1984, June 4, 1985, June 27, 1985, September 11, 1989, October 10, 1990, April 20, 1994, June 1, 1999
( Signature) Anthony Socias Manager New York Aircraft Certification Office
FAA Form 8110-2-1(10-69) Page 2 of 2
Number SA703GL Date of Reissuance: November 1, 2005
Limitations and Conditions: (Continued) Installation Specifications: (Continued) Maximum Weight 172 I, K, L: 2500 LBS. (Normal Category) 172 M, N, P: 2550 LBS. (Normal Category)
C.G. Range 172 I, K, L: (+40.5) to (+47.3) at 2500 LBS.
(+35.0) to (+47.3) at 1950 LBS.
or less Straight line variations between points given
172 M, N, P: (+41.0) to (47.3) at 2550 LBS.
(+35.0) to (47.3) at 1950 LBS.
or less Straight line variations between points given
2. Utility category maximum weight and C.G. range for all models remains as specified in type certificate data sheet 3A12.
3. The maximum flap deflection angl e for all aircraft is 30 degrees.
4. Penn Yan Flight Manual Supplement, F AA Approved July 11, 1990 is required for aircraft models 172I, K, and L serial numbered 17256513 through 17260758.
5. Penn Yan Flight Manual Supplement, FAA Approved July 11, 1990 is required for aircraft model 172M serial numbered 17260759 through 17267584.
6. Penn Yan Supplemental Airplane Fli ght Manual, FAA Approved June 11, 1985 is required for the 172N serial numbered 17267585 through 17271034.
7. Penn Yan Airplane Flight Manual Suppl ement, FAA Approved June 11, 1985 is required for aircraft serial numbered 17271035 and up.
8. Placards pertaining to normal and normal/utility category operati ons are appropriate with this modification and must be properly displayed per the original aircraft data certification.
9. A copy of this STC shall be included in the permanent reco rds of each aircraft modified according to these instructions.
10. 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.
11. Compatibility of this design change with previously appr oved modifications must be determined by the installer.
…..END…..
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