(2)  
Makse sure these components are free from unwanted material or objects:

 (a)  
Fuel and water drain holes and paths.

 (b)  
Fuel scavenge system components.

 S 212-353
 (3)  
Examine the maintenance area for any damage to in-tank components and structure.

 (a)  
Repair any problem that you find.

 S 212-354
 (4)  Do a final inspection of the fuel tank to make sure you removed all tools, unwanted materials and equipment.
 NOTE: Make sure the necessary approved persons do an inspection
____
 of the tank before you close it.

 S 942-355
 (5)  
Do a check of the record to make sure no unwanted items remain in the tank.

 S 092-324

 (6)  
After you do maintenance in the fuel tank, make sure you remove all tools, equipment and materials from the fuel tank.

 S 092-325

 (7)  
If an air duct was used at the maintenance area, route the air duct to the access door opening.

 (8)  
Go out of the fuel tank.

 S 942-326
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 28-11-00
 ALL  ú ú 01 Page 244 ú May 28/01

A
757
MAINTENANCE MANUAL

 S 972-327
 (9)  
If you are the observer, do these steps:

 (a)  
Make a report that states the time and that all persons are out of the tank.

 (b)  
Remove the sign that states:
 CAUTION - PERSONNEL INSIDE TANK - MOVE NO EQUIPMENT.

 S 092-328
 WARNING: DO NOT STOP OR START THE HEATER/AIR BLOWER OR VENTILATION
_______ BLOWER WHILE THE AIR DUCT IS IN THE FUEL TANK. THE FUEL VAPOR FROM THE FUEL TANK COULD CAUSE AN EXPLOSION AT THE HEATER/AIR OR VENTILATION BLOWER MOTOR. AN EXPLOSION CAN CAUSE SERIOUS INJURY OR DEATH TO PERSONS AND CAN CAUSE DAMAGE TO EQUIPMENT.
 (10)
 If a heater or ventilation blower was used, remove the air duct from the fuel tank.

 S 092-329

 (11)
 Turn the air duct 180 degrees away from the open fuel tank.

 S 092-330

 (12)
 Stop the heater/air and ventilation blower if used.

 S 092-331

 (13)
 Stop the air compressor.

 S 092-332

 (14)
 Disconnect the air supply hose from the air mover or blower(s).

 S 092-333

 (15)
 VENTURI TYPE VENTILATION EQUIPMENT; Do these steps to remove the air mover equipment:
　
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