Document ID: chunk:federal_register_of_legislation:F2009L03204:body:0:p1
Version: federal_register_of_legislation:F2009L03204
Segment Type: other
Provision Reference: 
Character Range: 0–6806

AIRWORTHINESS DIRECTIVE
On the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/EMB-120/49 and issues the following 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.

Embraer EMB-120 (Brasilia) Series Aeroplanes
AD/EMB-120/49 Amdt 1  Fuel Quantity Indication System  10/2009 DM

Applicability:  EMB-120, EMB-120RT, EMB-120ER, EMB-120FC and EMB-120QC model aeroplanes.

Requirement:       1. With at least 400 kg (882 lb) of fuel in each tank perform task number 28-42-00, from one of the EMB-120 AMM listed in Table 1 below, to determine the real fuel quantity on each tank using the dripless measuring sticks.  Compare the results of the fuel quantity measured with the master indicator and repeater indicator readings for each tank.  If the difference of the indicated fuel quantity is 60 kg (132 lb) or less, no further action is necessary.

                   2. If the difference of the indicated fuel quantity is greater than 60 kg (132 lb), accomplish the following:

                     a. If the difference is greater than 60 kg (132 lb) on both tanks, correct the Fuel Quantity Indication System (FQIS) indication.

                     b. If the difference is greater than 60 kg (132 lb) on only one tank, correct the FQIS indication.

                   3. If the conditions listed in the compliance statement for Requirement 2.b. are not met, correct the FQIS indication.

                Table 1 - EMB 120 AMM Task Reference
                Task Reference Number                                                                                                                                                                                                                                                                                                                                                                                                                                                       Maintenance Manual Publication Number                                Task Title                             Task Revision Date
                MM120/1459
                MM120BAS/718
28-42-00/001    MM120CAL/921                                                                                                                                                                                                                                                                                                                                                                                                                                                                Fuel Quantity Measuring Sticks Assembly - Description and Operation  30 July 2004
                MM120DLT/724
                MM120TEX/880
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 Sistema Mecânico                       Page 1 -
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 de Indicação                           23 October 1986
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            OTFN 1VC97-2                                                         de Quantidade
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 de Combustível - Descrição e Operação  Page 2 and on -
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        8 October 1987

             Note 1:  ANAC AD 2009-07-04 refers.
Compliance:  For Requirement 1 - Within the next 600 hours time in service (TIS) or 180 days after the effective date of the original issue of this Directive, whichever occurs first and thereafter at intervals not exceeding 600 hours TIS or 180 days, whichever occurs first.
             Note 2:  If the initial inspection was accomplished in accordance with Requirement 1 of the original issue of this Directive then the timing for the repetitive inspections starts on the date when the initial inspection was