AD/PA-46/29 - Turbine Inlet Temperature Gauge (Cth)

Piper PA-46 (Malibu) 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 aircraft or 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/PA-46/29 Turbine Inlet Temperature Gauge 8/2000

Applicability: Models PA-46-310P and PA-46-350P aeroplanes, all serial numbers, that are equipped with a Lewis or Transicoil Turbine Inlet Temperature (TIT) Gauge and associated probe installed.

Note 1: Relief from this Directive is available only if the gauge and probe have been replaced through a Supplemental Type Certificate or a modification approved pursuant to Civil Aviation Regulation (1988) 35 and not if a second TIT gauge was installed while retaining the Lewis or Transicoil gauge and probe.

Requirement: For Model PA-46-310P aeroplanes:

1. Perform the following on the TIT System:

1. Clean and inspect the TIT gauge and probe in accordance with procedures in PA-46-310P/350P Maintenance Manual, Chapter 77-20-00 (section A.(1)(d), pages 1 and 2).

b. Calibrate the system in accordance with procedures in PA-46-310P/350P Maintenance Manual, Chapter 77-20-00 (pages 3 and 4).

2. Repair or replace any failed parts detected during the Requirement 1 inspection or calibration with serviceable parts as listed in Table 1.