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AD/EMB-120/47 - Fuel Booster Pump Electrical Wiring
Embraer EMB-120 (Brasilia) Series AeroplEmbraer EMB-120 (Brasilia) Series Aeroplanes
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Embraer EMB-120 (Brasilia) Series Aeroplanes
| AD/EMB-120/47 | Fuel Booster Pump Electrical Wiring | 8/2008 DM |
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| Applicability: | EMB-120 aircraft models, serial numbers 120001 to 120359 inclusive. |
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| Requirement: | 1. Insert the following statement in Limitations Section of the Aircraft Flight Manual (AFM), this may be accomplished by inserting a copy of this Directive in the AFM. |
| “The minimum fuel quantity inside each tank must be 300kg or 370 litres” | |
| Note 1: After the effective date of this Directive, any fuel tank defueling or other maintenance action which requires use of the fuel booster pumps is limited to a minimum fuel quantity not to be less than 300kg or 370 litres inside the respective tank. | |
| 2. Inspect the fuel booster pump electrical harness of the left hand and right hand (LH/RH) tanks in accordance with Embraer Service Bulletin 120-28-0016 dated 9 January 2008 or later revisions approved by the Brazilian Agência Nacional de Aviação Civil (ANAC). | |
| 3. If, during the Requirement 2 inspection any damage is found, replace the affected fuel booster pump by another one with the same part number. | |
| 4. Install clamps on the tank structure and attach each fuel booster pump electrical harness at the LH/RH fuel tanks to avoid eventual chafing against the pump body, adjacent fuel lines, structure or any other part, in accordance withSB120-28-0016 or further revisions approved by the ANAC. | |
| Note 2: Following compliance with Requirements 2 and 4, the AFM limitations imposed by Requirement 1 may be removed from the AFM and the Note 1 maintenance restriction is no longer applicable. | |
| Note 3: ANAC AD 2008-05-01 refers. | |
| Compliance: | For Requirement 1 - Within the next 30 days after the effective date of this Directive. |
| For Requirement 2 and 4 - Within the next 4000 flight hours or 24 calendar months or at next time the fuel tank is opened (scheduled or unscheduled), after the effective date of this Directive, whichever occurs first. |