STC SA2362NM

• B United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA2362NM This certificate issued to: Dennis L. Rootvik Purt 3 of the Civil Air Fugululions., dated November 1, 1949, as amended by 3-1 through 3-12.

Original Product - Type Gertificate Number: A-799 Make: Cessna Murdel 170B Description of Type Design Change:

Installation of a Lycoming 0-360-A1F6D engine, McCauley B2D34C207/78TCA-O propeller, flap gap seals and aileron gap seals and associated systems in accordance with Dennis L. Rootvik photographs (1) through (5).

NOTE: Associated systems required are as per STC SA421CE, such as: engine mount, cowl(mod), carburetor intake system, engine baffles, electric auxiliary fuel pump and exhaust system.

Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation in Cessna 170B, Serial Number 25972 only. A copy of this certificate and addendum shall be maintained as part of the permanent records for the modified aircraft.

Date of Application: February 15, 1984 Dute missued:

Date of Issuance: March 27, 1984 Date Amended:

FEDERAL AVIATION (Signature ) TAMINISTRATO Acting Manager, Seattle Aircraft Certification Office -(Title) SA2362NM The conditions and limitations of Type Certificate Data Sheet No. A-799 apply except as follows:

Supplemental Type Certificate Addendum, which is part of STC SA2362NM prescribes the conditions and limitations under which the product for which the STC was issued meets the airworthiness requirements of the Civil Air Regulations. A copy of this STC Addendum is required to be maintained as part of the permanent records for the Supplemental Type Certificate HOLDER: Dennis L. Rootvik I. MODEL CESSNA 170B, 4PCLM (NORMAL CATEGORY) AS MODIFIED BY STC SA2362NM Engine: Lycoming 0-360-AIF6D Fuel: 100/130 Minimum Grade Aviation Gasoline Engine Limits: Takeoff (5 min) 2700 rpm (180 HP) at sea level Maximum continuous power - 2600 rpm, full throttle Propeller and Propeller Limits: McCauley B2D34C207/78TCA-0 Diameter - 78" maximum; 76.5 minimum Pitch Setting,@ 30" station:

Low - 11-6 + 0.2 12h - 2 - 0.5 Placard - See Note 2(2) Governor - McCauley C290D3/T12 Spinner - McCauley D-2137 Powerplant Instrument Markings: Tachometer:

2700 rpm (red line) 1700 - 1900 (red arc) Oil Temperature Gauge:

245° F (red line) Oil Pressure Gauge:

Minimum - 25 psi (red line) Maximum - 100 psi (red line) Normal - 60 to 90 psi (green arc)

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United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) March 27, 1986 Number SA236 2N%.

Supplemental Type Certificate ADDENDUM NO. SA2362NM Powerplant Instrument Markings (Continued): Fuel Pressure Gauge:

Minimum - .5 psi (red line) Maximum - 8 psi (red line) Normal - .3 to 5 psi (green arc) C. G. Range: See Type Certificate Data Sheet 3A12 Maximum Weight: See Type Certificate Data Sheet 3A12 Serial Number: 25972 Certification Basis: Same as prescribed by Type Certificate Data Sheet A-799.

NOTE 1. Current weight and balance report, together with a list of equipment included in certificated empty weight and loading instructions, when necessary, must be provided for each aircraft at the time of modification.

NOTE 2. The following placard must be displayed as indicated:

(1) Adjacent to or in close proximity to the aircraft identification plate:

DENNIS L. ROOTVIK SIC SA2362NM LYCOMING 0-360-A1F6D ENGINE INSTALLATION DATE INSTALLED: MARCH 19, 1984

(2) When using McCauley B2D34C207/78TCA-0 propeller:

WITH LESS THAN 10 INCHES MANIFOLD

PRESSURE AVOID CONTINUOUS OPERATION BETWEEN 1400 - 1700 RPM

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United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) March 27, 1984 Number SA2362NS Supplemental Type Certificate ADDENDUM NO. SA2362NM NOTE 2 (Contined): (3) The following placard is to be in front of and in full view of the pilot:

ENGINE LIMITS TAKEOFF (5 MIN) - 2700 RPM. MAXIMUM CONTINUOUS POWER - 2600 RPM - FULL THROTTLE NOTE 3. With the described engine and propeller installation, performance will be at least equal to or better than, that given in the original FAA Approved Flight Manuals for the 170B Cessna airplane.

Noise Certification Procedure:

Compliance with FAR 36, Appendix F, was shown with the following procedures:

Level flyover at 1000 feet AGL at 2600 engine rpm and full throttle manifold pressure. The certificated noise level is 69.72 dB(A). This noise level reflects correction of as measured data to a standard 70°F, 77% R.H. acoustic day as well as a -5 dB(A) credit resulting from aircraft takeoff and climb characteristics.

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