| AD Number | 81-15-05 | Status | Active |
| Effective Date | July 27, 1981 | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | 39-4168 |
| Product Type | ["Aircraft"] | Product Subtype | ["Small Airplane"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | Cessna Aircraft Company |
| Model(s) | P210N |
81-15-05 CESSNA: Amendment 39-4168. Applies to Model P210N (Serial Numbers P21000001 through P2100069O) airplanes certificated in any category.
COMPLIANCE: Required as indicated unless already accomplished.
To further reduce the possibility of engine detonation and improve the airplane climb performance within the next 100 hours time-in-service after the effective date of this AD, accomplish the following:
A) Perform the engine and airplane modifications in accordance with Cessna Single- Engine Customer Care Service Information Letter SE81-35 dated May 29, 1981, and SE81-35 Supplement # 1 dated June 29, 1981.
B) Install the cabin pressurization sonic nozzle identified as Cessna Assembly Part Number 2150001-11 in accordance with the aircraft service manual.
NOTE: This part, previously required by Airworthiness Directive (AD) 81-01- 04, was installed on all airplanes manufactured subsequent to the airplane serial numbers included in AD 81-01-04.
C) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished.
D) Any equivalent method of compliance with this Airworthiness Directive must be approved by the Chief, Aircraft Certification Program Office, FAA Central Region, Room 238, Mid-Continent Airport, Wichita, Kansas 67209; telephone (316) 942-4285.
Cessna Single-Engine Customer Care Service Letter SE81-35, applicable to this AD, recommends compliance by November 1, 1981.
This AD supersedes AD 81-01-04, Amendment 39-4007.
This amendment becomes effective July 27, 1981.