COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

Cessna 177 Series Aeroplanes

AIRWORTHINESS DIRECTIVE

For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

AD/CESSNA 177/31 Fuel Selector Valve 3/2000 TX

Applicability: Model 177 series aeroplanes as,

(a)     listed below by serial number; and

(b)     equipped with Fuel Selector Valve Cam part number 0513123, or Fuel Selector Valve part number 0513120-5, 0513120-6, 0513120-8, 0513120-9, or 0513120- 200 that Cessna shipped from 6 December 1998 through 10 May 1999.

Note 1: The assessment of applicability may be made by the Certificate of Registration Holder by a review of maintenance records.

Requirement: (a) Replace any installed Fuel Selector Valve Cam part number 0513123, or Fuel Selector Valve part number 0513120-5, 0513120-6, 0513120-8, 0513120-9, or

0513120-200, that Cessna shipped from 6 December 1998 through 10 May 1999, in accordance with Cessna Service Bulletin SEB99-7 dated June 7, 1999.

(b) A fuel selector valve cam or fuel selector valve, as identified in paragraph (a) of the Requirement, must not be installed as a replacement part on any aeroplane applicable to this AD, after the effective date of this AD.

Note 2: FAA AD 99-27-02 refers.

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

Compliance: Within the next 10 hours time in service after the effective date of this AD. This Airworthiness Directive becomes effective on 27 January 2000.

Background:  The affected fuel selector valve cams or fuel selector valves, when installed, could result in an inadequate supply of fuel to the engine. This could then result in an emergency landing or loss of control of the aeroplane.

Eugene Paul Holzapfel

Delegate of the Civil Aviation Safety Authority 24 January 2000

The above AD is notified in the Commonwealth of Australia Gazette on 27 January 2000.