Document ID: chunk:federal_register_of_legislation:F2005L03582:body:0:p1
Version: federal_register_of_legislation:F2005L03582
Segment Type: other
Provision Reference: 
Character Range: 0–4187

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 39.001(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.

Cessna 400 Series Aeroplanes
AD/CESSNA 400/113  Avionics Bus Circuit Breaker Switch  13/2005

Applicability:  Cessna Model 400 aeroplanes as follows equipped with an avionics bus circuit breaker switch, part number (P/N) CM3589-50, 593-250-101, 593-250-102,
                W31-X2M5A-50 or W31-X1000-50:
                    Model                                                                                                                                                                                                                  Serial Numbers
    401         655 and 401-0001 through 401-0322
    401A        655 and 401A0001 through 401A0132
    401B        401B0001 through 401B0221
    402         402-0001 through 402-0322
    402A        402A0001 through 402A0129
    402B        402B0001 through 402B0122, 402B0201 through 402B0249, 402B0301 through 402B0455, 402B0501 through 402B0640, 402B0801 through 402B0935, 402B1001 through 402B1100, 402B1201 through 402B1250 and 402B1301 through 402B1384
    402C        689, 402C0001 through 402C0125, 402C0201 through 402C0355, 402C0401 through 402C0528, 402C0601 through 402C0653, 402C0801 through 402C0807 and 402C0808 through 402C1020
    404         682, 404-0001 through 404-0136, 404-0201 through 404-0246,
                404-0401 through 404-0460, 404-0601 through 404-0695 and
                404-0801 through 404-0859
    411         642 and 411-0001 through 411-0250
    411A        411-0251 through 411-0300
    414         667, 414-0001 through 414-0099, 414-0151 through 414-0175,
                414-0251 through 414-0280, 414-0351 through 414-0437,
                414-0451 through 414-0550, 414-0601 through 414-0655,
                414-0801 through 414-0855 and 414-0901 through 414-0965

                  414A                                                                                                                                                                                                                                              414A0001 through 414A0121, 414A0201 through 414A0340, 414A0401 through 414A0535, 414A0601 through 414A0680, 414A0801 through 414A0858 and 414A1001 through 414A1212
    421       693 and 421-0001 through 421-0200
    421A      421A0001 through 421A0158
    421B      421B0001 through 421B0056, 421B0101 through 421B0147, 421B0201 through 421B0275, 421B0301 through 421B0486, 421B0501 through 421B0665 and 421B0801 through 421B0970
    421C      421C0001 through 421C0171, 421C0201 through 421C0350, 421C0401 through 421C0525, 421C0601 through 421C0715, 421C0801 through 421C0910, 421C1001 through 421C1115, 421C1201 through 421C1257, 421C1401 through 421C1413 and 421C1801 through 421C1807
    425       425-0001 through 425-0236
    441       698 and 441-0001 through 441-0362
Requirement:     1. Inspect the avionics bus circuit breaker switch to determine the P/N and date code in accordance with the following:
                   a. For Models 425 and 441 aeroplanes - Cessna Conquest Service Bulletin (SB) CQB05-2, dated 21 February 2005 and the applicable maintenance manual.
                   b. For all other affected aeroplane models - Cessna Multi-engine SB MEB05-1 dated21 February 2005 and the applicable maintenance manual.
                 If the P/N is CM3589-50, 593-250-101, 593-250-102, W31-X2M5A-50 or
                 W31-X1000-50 and the date code is 0434 or later; then no further action is required.
                 2. If the P/N is CM3589-50, 593-250-101,