R (7) Let the fuel stay in the tanks for between 36 and 72 hours.
R NOTE : In a high ambient temperature, the soak time must be a minimum____
R of 36 hours. In a low ambient temperature, the soak time must
R be a minimum of 72 hours. AIRBUS recommends that you always
R let the fuel stay in the tanks for 72 hours.
R (8) During the soak time:
R - do not move the aircraft
R - do not operate the fuel pumps or APU
R - do not do water drain tests, a high concentration of biocide will
R be in the sample.
R (9) After the soak time, the fuel and biocide is burned through the APU
R and engines during normal operations.
R NOTE : Obey the engine manufacturers restrictions and guidelines for____
R your aircraft.
R 5. Close-up________
R Subtask 28-11-00-942-114
R A. Removal of Equipment
R NOTE : For disposal of waste fuel, refer to the local regulations.____
R (1) Make sure that the work area is clean and clear of tool(s) and other
R items.
R (2) Remove the warning notice(s).
R (3) Remove the ground support and maintenance equipment, the special and
R standard tools and all other items.
R (4) Remove the safety barriers.
R Subtask 28-11-00-960-064
R B. Replace the Fuel Filter Elements
R NOTE : The fuel filter elements must be replaced again after 50 to 75____
R hours of operation.
R (1) Replace the No. 1 and 2 engine fuel filter elements again (after 50
R to 75 hours operation) (Ref. TASK 73-11-10-920-001).
R (2) Replace the APU fuel filter element again (after 50 to 75 hours
R operation):
R - for the 131-9(A) APU (Ref. TASK 49-32-41-920-001)
R - for the GTCP 36-300 APU (Ref. TASK 49-32-11-610-001)
R - for the APS 3200 APU (Ref. TASK 49-32-11-610-002).
R Subtask 28-11-00-281-059
R C. Contamination Check
R (1) Do the sampling procedure again in less than 10 days (but after a
R minimum of 5 flights) to check for contamination (Ref. TASK 12-32-28-
R 281-003).
R NOTE : AIRBUS recommends that if you get a negligible result, you do____
R not continue to use the biocide treatment.
R TASK 28-11-00-600-009- 03
R Biocidal Shock Treatment for Heavy Contamination - Using Kathon Biocide With a
R Metered Injection Rig
R WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU_______
R START A TASK ON OR NEAR:
R - THE FLIGHT CONTROLS
R - THE FLIGHT CONTROL SURFACES
R - THE LANDING GEAR AND THE RELATED DOORS
R - COMPONENTS THAT MOVE.
R WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING_______
R GEAR.
R 1. Reason for the Job__________________
R Do this procedure not more than 10 days after a sample of fuel is taken and
R heavy contamination is found
R 2. Job Set-up Information______________________
R A. Fixtures, Tools, Test and Support Equipment
R -------------------------------------------------------------------------------
R REFERENCE QTY DESIGNATION
R -------------------------------------------------------------------------------
R No specific safety barriers
R No specific warning notices
R No specific 1 METERING EQUIPMENT - BIOCIDE, HAMMONDS FUEL ADDITIVES
R INC.(CAGE CODE 0U7J1)
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