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时间:2011-03-22 06:49来源:蓝天飞行翻译 作者:admin
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 TASK 28-12-43-000-001 Removal of the Vent Float-Valve 15QM (18QM) WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______
 START A TASK ON OR NEAR:

 -
THE FLIGHT CONTROLS

 -
THE FLIGHT CONTROL SURFACES

 -
THE LANDING GEAR AND THE RELATED DOORS


 -COMPONENTS THAT MOVE. WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
 GEAR.

 1.
 Reason for the Job

__________________
 Self Explanatory


 2.
 Job Set-up Information


______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific safety barriers
 No specific access platform 3.5 m (11 ft. 6 in.)

 1EFF : ALL 1 28-12-43Page 401 1 1 Aug 01/05 1 1 1CES 1 B. Referenced Information


 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
28-10-00-910-001  Safety Procedures When You Do Work in a Fuel Tank
 28-10-00-910-002  Access to the Fuel Tanks and the Work Areas
 28-25-00-650-001  Pressure Defuel
 28-25-00-650-003  To Drain Remaining Fuel from the Wing Tanks and the
 Center Tank
 57-27-11-000-002  Removal of the Access Panel (540HB, 540JB, 540KB,
 540LB, 540MB, 540NB, 540PB, 540QB, 540RB, 550AB,
 550BB, 550CB, 550DB, 560AB, 640HB, 640JB, 640KB,
 ....)
 28-12-43-991-001  Fig. 401
 FOR FIN 18QM
 28-00-00-000-001  Removal of the Fuel Pipes
 28-25-46-000-001  Removal of the Refuel Spill-Pipe Diffuser
 3. Job Set-up__________
 Subtask 28-12-43-941-050
 A. Safety Precautions

 WARNING : OBEY THE SAFETY PROCEDURES WHEN YOU DO WORK IN A FUEL TANK.
_______
 (1) You must obey the fuel safety procedures (Ref. TASK 28-10-00-910-001) when you do work in a fuel tank.
 (2) Put the safety barriers in position. Subtask 28-12-43-860-050
 B. Aircraft Maintenance Configuration
 (1)
 Defuel the applicable fuel tank (Ref. TASK 28-25-00-650-001).

 (2)
 Drain the remaining fuel from the applicable fuel tank (Ref. TASK 28-25-00-650-003).


R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-12-43Page 402 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1 Subtask 28-12-43-010-050


 C. Get Access
 (1)
 Put the access platform below the zone 540(640).

 (2)
 Remove the applicable access panels (Ref. TASK 28-10-00-910-002), (Ref. TASK 57-27-11-000-002):

 -
FOR 15QM
 remove 540JB, 540KB


 -
FOR 18QM
 remove 640JB, 640KB.

 


 (3)
 Remove the applicable spill-pipe diffuser (Ref. TASK 28-25-46-000-001).

 (4)
 Remove the applicable fuel pipes (Ref. TASK 28-00-00-000-001).


 4. Procedure
_________
 (Ref. Fig. 401/TASK 28-12-43-991-001) Subtask 28-12-43-020-050
 A. Removal of the Vent Float Valve 15QM(18QM)
 (1)
 Remove the bolt (4) and disconnect the end of the bonding strap (2).

 (2)
 Remove the bolts (3) and the nuts (1).

 (3)
 Remove the fuel vent valve (5) and discard the O-ring (6).


R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-12-43Page 403 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1


 Vent Float-Valve 15QM (18QM).
 Figure 401/TASK 28-12-43-991-001

R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-12-43Page 404 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1 TASK 28-12-43-400-001


 Installation of the Vent Float-Valve 15QM (18QM)
 WARNING : MAKE SURE THAT THE FLIGHT CONTROL SAFETY-LOCKS AND THE WARNING
_______ NOTICES ARE IN POSITION.
 WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
 -------------------------------------------------------------------------------
 
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