tank access doors. 3) Start the air supply connected to the air mover.
(b)
For the surge tanks, do these steps: 1) Remove the surge tank access doors (AMM 28-11-03/401). 2) Install the tank adapter assembly (A28003-8) to one of the
surge tank access doors (Fig. 203). 3) Start the air supply connected to the air mover.
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MAINTENANCE MANUAL
(c) For the center fuel tank, do these steps: 1) Remove the center wing access door 134AZ and one center wing access door in each wing. (AMM 28-11-02/401). 2) Install the tank adapter assembly (A28003-8) to one of the
center tank wing access doors (Fig. 203). 3) Start the air supply connected to the air mover.
S 492-294
(3) AIR BLOWER TYPE VENTILATION EQUIPMENT (BOE-501 OR EQUIVALENT); Do these steps to install the air ventilation equipment (Fig. 204):
WARNING: DO NOT STOP OR START THE VENTILATION BLOWER WHILE THE AIR
_______ DUCT IS IN THE FUEL TANK. THE FUEL VAPOR FROM THE FUEL TANK COULD CAUSE AN EXPLOSION AT THE BLOWER MOTOR. AN EXPLOSION CAN CAUSE SERIOUS INJURY OR DEATH TO PERSONS OR DAMAGE TO EQUIPMENT.
(a)
Start the ventilation blower before you put the air duct in the fuel tank.
(b)
For the surge tank, main tank and center tank in each wing, do these steps: 1) At the location where you will do maintenance, remove three
adjacent access doors (AMM 28-11-01/401, AMM 28-11-03/401).
NOTE: Usually the middle access door is the door where you
____ will go into the fuel tank.
2) Install rubber protectors around the openings of the main tank access doors. 3) Install the access door adapter to the access door (the
outboard access door is the preferred door). 4) Bond the access door adapter to the airplane structure. 5) Make sure there will be a flow of air into the area where
you will do the maintenance.
(c) For the center fuel tank, do these steps: 1) Remove the center wing access door 134AZ and one center wing access door in each wing. (AMM 28-11-02/401). 2) Put the four inch air duct inside the open access door where you will do the maintenance. 3) Use the pigtail on the end of the air duct to bond the air duct to the airplane structure.
4) Make sure there will be a flow of air into the area where you will do the maintenance.
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本文链接地址：757 AMM 飞机维护手册 燃油 CHAPTER 28 - FUEL 1(48)
