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AD 79-15-01 ACTIVE

Fuel Flow Distribution
Key Information
AD Number 79-15-01 Status Active
Effective Date July 26, 1979 Issue Date Not specified
Docket Number Unknown Amendment 39-3517
Product Type ["Aircraft"] Product Subtype ["Small Airplane"]
CFR Part --- - Part 39 CFR Section N/A
Citation This information is not available.
Applicability
Manufacturer(s) Cessna Aircraft Company
Model(s) 206 206H 207 207A 210 210-5 (205) 210-5A (205A) 210A 210B 210C 210D 210E 210F 210G 210H 210J 210K 210L 210M 210N 210R P206 P206A P206B P206C P206D P206E P210N P210R T207 T207A T210F T210G T210H T210J T210K T210L T210M T210N T210R TP206A TP206B TP206C TP206D TP206E TU206A TU206B TU206C TU206D TU206E TU206F TU206G U206 U206A U206B U206C U206D U206E U206F U206G
Regulatory Text

79-15-01 CESSNA: Amendment 39-3517. Applies to:

Model 205 (210-5) Series (Serial Numbers 641, 205-0001 through 205-0577) airplanes;

Model 206 (Serial Numbers 206-0001 through 206-0275) airplanes;

Model U206/TU206 Series (Serial Numbers U206-0276 through U206-1444, U20601445 through U20604287, U20604289, U20604290, U20604292 through U20604335, U20604337 through U20604389, U20604391 through U20604787, U20604789 through U20604894, U20604896 through U20604906, U20604908 through U20604911, U20604913 through U20604958, U20604960 through U20604963, U20604965 through U20604973, U20604975 through U20604977, U20604980 through U20604985, U20604987 through U20604990, U20604992, U20604993, U20604995 through U20604998, U20605000 through U20605018, U20605020 through U20605058, U20605060, U20605061, U20605063, U20605066, U20605069, U20605071 through U20605073, U20605075, U20605077, U20605078, U20605083, U20605085, U20605086, U20605088, U20605095, U20605097, U20605100, U20605102, U20605105, U20605107 and U20605110) airplanes;

Model P206/TP206 Series (Serial Numbers P206-0001 through P206-0603, P20600604 through P20600647) airplanes;

Model 207/T207 Series (Serial Numbers 20700001 through 20700530) airplanes;

Model T210 Series (Serial Numbers T210-0001 through T210-0454) airplanes;

Model 210/T210 Series (Serial Numbers 21057841 through 21063013, 21063015 through 21063086, 21063088 through 21063228, 21063230 through 21063287, 21063289 through 21063298, 21063300 through 21063324, 21063326 through 21063389, 21063391 through 21063393, 21063396 through 21063399, 21063401, 21063403 through 21063407, 21063412, 21063413, 21063419, 21063424 and 21063426) airplanes;

Model P210 Series (Serial Numbers P21000001 through P21000255, P21000257 through P21000273, P21000275 through P21000279, P21000281 through P21000283, P21000287, P21000290 and P21000292) airplanes.

COMPLIANCE: Required as indicated unless already accomplished.

To provide instructions for recognition of fuel system vapor blockage and operating procedures to restore normal fuel flow, within the next 25 hours time-in-service after the effective date of this AD, accomplish the following:

A) On Model 205 (210-5) series (Serial Numbers 641, 205-0001 through 205-0555); Model 206 (Serial Numbers 206-0001 through 206-0137); Model 210 (Serial Numbers 21057841 through 21058351) airplanes, examine the airplane and its maintenance record to determine whether Cessna Service Kit SK 205-5 or SK 206-2 has been installed. If neither of these kits is installed, make an entry in the maintenance records indicating this AD is not applicable to the airplane and no further action is required. If Cessna Service Kit SK 205-5 or SK 206-2 has been installed, accomplish Paragraphs B) 1 and 2 of this AD.

B) On affected (see Applicability Statement) Model 205 (210-5) series airplanes having serial numbers between 205-0556 through 205-0577 inclusive, Model 206 series airplanes having serial numbers between 206-0138 through 206-0275 inclusive, Model U206/TU206 series airplanes having serial numbers between U206-0276 through U206-1444 inclusive and U20601445 through U20604649 inclusive, Model P206/TP206 series airplanes having serial numbers between P206-0001 through P206-0603 inclusive and P20600604 through P20600647 inclusive, Model 207/T207 series airplanes having serial numbers between 20700001 through 20700482 inclusive, Model 210/T210 series airplanes having serial numbers between 21058352 through 21062954 inclusive, Model T210 series airplanes having serial numbers between T210-0001 through T210-0454 inclusive and Model P210 series airplanes having serial numbers between P21000001 through P21000150 inclusive;

1. Install Cessna P/N 1205252-2 placard next to the fuel flow indicator which reads as follows:

"MAJOR FUEL FLOW FLUCTUATIONS/POWER SURGES

1. AUX FUEL PUMP - ON, ADJUST MIXTURE.

2. SELECT OPPOSITE TANK.

3. WHEN FUELFLOW STEADY, RESUME NORMAL OPERATIONS.
SEE PROCEDURE CARD D1189-13 FOR EXPANDED INSTRUCTIONS."

2. Place Cessna special procedure card P/N D1189-13 in the airplane at a location accessible to the pilot at all times when he is in the pilot's seat and revise the aircraft Equipment List by adding this card as a required item of equipment.

C) On affected (See Applicability Statement) Model U206/TU206 series airplanes having serial numbers between U20604650 and U20605110 inclusive, Model 207/T207 series airplanes having Serial Numbers between 20700483 through 20700530 inclusive, Model 210/T210 series airplanes having Serial Numbers between 21062955 through 21063426 inclusive and Model P210 series airplanes having Serial Numbers between P21000151 through P21000292 inclusive;

1. Install Cessna P/N 1205252-1 placard next to the fuel flow indicator which reads as follows:

"MAJOR FUEL FLOW FLUCTUATIONS/POWER SURGES

1. AUX FUEL PUMP - ON, ADJUST MIXTURE.2. SELECT OPPOSITE TANK.

3. WHEN FUEL FLOW STEADY, RESUME NORMAL OPERATIONS.
SEE P.O.H. FOR EXPANDED INSTRUCTIONS."

2. Revise the Pilot's Operating Handbook for the following airplanes by inserting the revision specified below:

Airplane Model
Revision
Cessna Part Number
U206G
Rev 1 22 May 1979
D1147R1-13PH
TU206G
Rev 2 22 May 1979
D1148R2-13PH
207A
Rev 1 22 May 1979
D1149R1-13PH
T207A
Rev 2 22 May 1979
D1150R2-13PH
210N
Rev 3 22 May 1979
D1151R3-13PH
T210N
Rev 3 22 May 1979
D1152R3-13PH
P210N
Rev 3 22 May 1979
D1153R3-13PH

D) The modification required by this AD may be accomplished by owner/operator authorized to perform preventative maintenance under FAR 43. An entry should be made in the aircraft maintenance record indicating compliance; i.e., "AD 79-15-01 complied with by installing placard P/N 1205252-2 and Special Procedure Card P/N D1189-13 this date _________" or "AD 79-15-01 complied with by installing placard P/N 1205252-1 and Pilot's Operating Handbook Rev _____ dated _______, Cessna P/N _______ this date ___________."

E) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished.

F) Any equivalent method of compliance with this Airworthiness Directive must be approved by the Chief, Engineering and Manufacturing Branch, Federal Aviation Administration, Central Region, 601 E. 12th Street, Kansas City, Missouri 64106.

Cessna Service Letter SE 79-25, dated April 30, 1979, and Supplement No. 1 thereto dated June 4, 1979, pertains to the subject matter of this Airworthiness Directive. Cessna Aircraft Company has mailed copies to all owners of record. Additional copies may be obtained from: Cessna Aircraft Co., Marketing Division, Attn: Customer Service Department, Wichita, Kansas 67201; Telephone (316) 689-9111.

This Amendment becomes effective July 26, 1979.