Document ID: chunk:federal_register_of_legislation:F2006B03661:body:0:p1
Version: federal_register_of_legislation:F2006B03661
Segment Type: other
Provision Reference: 
Character Range: 20–3313

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 CASR 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 1900 Series Aeroplanes

AD/BEECH 1900/42 Ventilation Blower Assemblies 3/2004

 Applicability: Beech 1900 model aeroplanes, as listed below.

                Model

                1900
                1900C
                1900 (C-12J)
                1900D

       Serial Number

       UA-3
       UB-1 through UB-74 and UC-1 through UC-174 UD-1 through UD-6
       UE-1 through UE-427

              Requirement: 1. Unless previously accomplished, check the maintenance records, in accordance with Raytheon Mandatory Service Bulletin SB 21-3448 issued October 2002, to determine if a part number (P/N) 114-380028-1, 114-380028-3, 114-380028-5 or 114-380028-7 ventilation blower assembly is installed. If, by checking the maintenance records, it can be definitely demonstrated that a P/N 114-380028-1, 114-380028-3, 114-380028-5 or 114-380028-7 ventilation blower assembly is not installed, no further action is required.

              2.         If, by checking the maintenance records, it is determined that a P/N 114-380028- 1, 114-380028-3, 114-380028-5 or 114-380028-7 ventilation blower assembly is installed, carry out the following in accordance with SB 21-3448.

                  1. For P/N 114-380028-1 - Modify in accordance with Raytheon Service Bulletin (SB) No 2721, issued January 1997, prior to incorporating Electromechanic Technologies Modification Kit No 630-203-01 and changing the P/N to 114-380028-11.

            Note 1: Blower assembly P/N 114-380028-1 may have already been modified in accordance with SB No 2721 as a result of AD/BEECH 1900/21 (FAA AD 97-22-16).

b.        For P/N 114-380028-3 - Incorporate Advanced Industries Modification Kit No BC80A-901-3 and change the P/N to 114-380028-9.

c.         For P/N 114-380028-5 with a serial number (S/N) of 2162 or above or with a S/N of 2162 with an 'A' suffix - No modification is required, change the P/N to 114-380028-11.

d.        For P/N 114-380028-5 with a S/N prior to 2162 without an 'A' suffix - Incorporate Electromechanic Technologies Modification Kit No 630-203-01 and change the P/N to 114-380028-11.

e.         For P/N 114-380028-7 - Incorporate Advanced Industries Modification Kit No BC80A-901-3 and change the P/N to 114-380028-9.

              3.         If, it cannot be definitely shown that a P/ N 114-380028-1, 114-380028-3, 114- 380028-5 or 114-380028-7 ventilation blower assembly is installed through the maintenance records check, carry out an inspection in accordance with SB 21- 3448 to determine the P/N of the installed ventilation blower assembly.

              4.         If, as a