Airworthiness Directive · Amendment 39-18924 · Fuel
Empresa Brasileira de Aeronautica S.A. (Embraer) Airplanes
This AD applies to the airplanes specified in paragraphs (c)(1) and (c)(2) of this AD.
(1) Empresa Brasileira de Aeronautica S.A. (Embraer) Model EMB-135ER, -135KE, -135KL, and -135LR airplanes; and Model EMB-145, -145ER, -145MR, -145LR, -145MP, -145EP, and -145XR airplanes, certificated in any category, as identified in Embraer Service Bulletin 145-28-0030, Revision 01, dated October 22, 2010.
(2) Empresa Brasileira de Aeronautica S.A. (Embraer) Model EMB-135BJ airplanes, certificated in any category, as identified in Embraer Service Bulletin 145LEG-28-0032, Revision 01, dated November 20, 2012.
We are adopting a new airworthiness directive (AD) for certain Empresa Brasileira de Aeronautica S.A. (Embraer) Model EMB-135 airplanes and Model EMB-145, -145ER, -145MR, -145LR, -145MP, -145EP, and -145XR airplanes. This AD was prompted by a report of chafing found between the fuel pump electrical harness and the fuel pump tubing during scheduled maintenance. This AD requires a detailed inspection for chafing on the electrical harness of each electrical fuel pump in the fuel tanks, replacement of the affected electrical fuel pump with a new or serviceable pump if necessary, and installation of clamps on the fuel pump electrical harnesses. We are issuing this AD to address the unsafe condition on these products.
Do the actions specified in paragraphs (g)(1) and (g)(2) of this AD at the applicable times specified in paragraph (h)(1) or (h)(2) of this AD.
(1) Do a detailed inspection for chafing on the electrical harness of each electrical fuel pump in the fuel tanks, in accordance with the Accomplishment Instructions of Embraer Service Bulletin 145-28-0030, Revision 01, dated October 22, 2010 (for Model EMB-135ER, -135KE, -135KL, and -135LR airplanes; and Model EMB-145, -145ER, -145MR, -145LR, -145MP, -145EP, and -145XR airplanes); or Embraer Service Bulletin 145LEG-28-0032, Revision 01, dated November 20, 2012 (for Model EMB-135BJ airplanes). If any chafing is found, before further flight, replace the affected electrical fuel pump with a new or serviceable pump having the same part number, in accordance with the Accomplishment Instructions of Embraer Service Bulletin 145-28-0030, Revision 01, dated October 22, 2010; or Embraer Service Bulletin 145LEG-28-0032, Revision 01, dated November 20, 2012; as applicable.
(2) Install clamps on the fuel pump electrical harnesses, in accordance with the Accomplishment Instructions of Embraer Service Bulletin 145-28-0030, Revision 01, dated October 22, 2010 (for Model EMB-135ER, -135KE, -135KL, and -135LR airplanes; and Model EMB-145, -145ER, -145MR, -145LR, -145MP, -145EP, and -145XR airplanes); or Embraer Service Bulletin 145LEG-28-0032, Revision 01, dated November 20, 2012 (for Model EMB-135BJ airplanes).
(1) For Model EMB-135ER, -135KE, -135KL, and -135LR airplanes; and Model EMB-145, -145ER, -145MR, -145LR, -145MP, -145EP, and -145XR airplanes: Do the actions specified in paragraph (g) of this AD within 5,000 flight hours or 24 months after the effective date of this AD, whichever occurs first.
(2) For Model EMB-135BJ airplanes: Do the actions specified in paragraph (g) of this AD within 4,800 flight hours or 48 months after the effective date of this AD, whichever occurs first.
The aircraft, engines and makers this AD names, by the model designations in its text. A model listed here may still be outside the AD's serial ranges.
