AD/BEECH 55/92 - Electroluminescent Panel Retaining Screw (Cth)

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.

Beechcraft 55, 58 and 95-55 (Baron) Series Aeroplanes

AD/BEECH 55/92 Electroluminescent Panel Retaining Screw 8/2002 DM

Applicability: Beech models and serial numbers as follows:

Model Serial Numbers

E55 and E55A 58 and 58A 58P and 58PA 58TC and 58TCA

TE-768 through TE-1201 TH-1 through TH-1388 and TH-1390 through TH-1395 TJ-3 through TJ-435 and TJ-437 through TJ-443 TK-1 through TK-146 and TK-148 through TK-150

Requirement: 1. Inspect the Instrument Subpanel electroluminescent panel in accordance with the Accomplishment Instructions of Raytheon Aircraft Mandatory Service Bulletin SB 33-3452, issued May 2001, for the installation of a rotating beacon circuit breaker switch or any other switch directly above the lower electroluminescent panel retaining screw as follows:

1. If a blanking plug is installed above the lower electroluminescent panel retaining screw, ensure that the correct length screw is installed. (The correct length is 5.3 to 7.8mm or 0.28 to 0.31 inches.)

2. If a rotating beacon circuit breaker switch or any other switch is installed, inspect the switch for damage.