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时间:2011-03-22 07:05来源:蓝天飞行翻译 作者:admin
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 28-43-21-991-004  Fig. 404
 3. Job Set-up
__________
 Subtask 28-43-21-941-056
 A. Safety Precautions
 WARNING : OBEY THE SAFETY PROCEDURES WHEN YOU DO WORK IN A FUEL TANK.
_______
R (1) You must obey the fuel safety procedures (Ref. TASK 28-10-00-910-001) R when you do work in a fuel tank.
 (2) Put the safety barriers in position.
 Subtask 28-43-21-650-051
 B. Fuel 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).


 1EFF : 301-399, 1 28-43-21Page 426 1 1 Aug 01/04 1 1 1CES 1 1EFF : 301-399, 1 28-43-21Page 427 1 1 May 01/04 1 1 1CES 1


R  Subtask 28-43-21-010-051 
R  C. Get Access 
R  (Ref. Fig. 404/TASK 28-43-21-991-004) 
R  (1) Put the adjustable access platform in the applicable position. 
R  (2) Remove the applicable access panel (Ref. TASK 28-10-00-910-001), 
R  (Ref. TASK 57-27-11-000-001) or (Ref. TASK 57-27-11-000-002): 
R  - FOR 56QM 
R  remove 540AB 
R  - FOR 57QM 
R  remove 640AB 
R  - FOR 58QM 
R  remove 540BB 
R  - FOR 59QM 
R  remove 640BB 
R  - FOR 60QM 
R  remove 540DB 
R  - FOR 61QM 
R  remove 640DB 
R  - FOR 62QM 
R  remove 540GB 
R  - FOR 63QM 
R  remove 640GB 
R  - FOR 208QM 
R  remove 540KB 
R  - FOR 209QM 
R  remove 640KB 
R  - FOR 200QM 
R  remove 540NB 
R  - FOR 201QM 
R  remove 640NB. 
R  (3) Get access to the housing 56QM(57QM) through the applicable 
R  spring-loaded surge door in the RIB 2. 
R  - FOR 56QM 
R  through 540BZ 
R  - FOR 57QM 
R  through 640BZ. 
R  (4) Install the HOOK-COVER (RIB2-SURGE DOORS) (98D57004014000) to safety 
R  open the applicable spring-loaded surge door.

 

R  Magnetic-Level-Indicator Assembly 
R  Figure 404/TASK 28-43-21-991-004
 1EFF :  301-399,  1  28-43-21 Page 428 
1  1  May 01/04
 1  1
 1CES  1

 

R  4. Procedure_________ 
R  (Ref. Fig. 404/TASK 28-43-21-991-004) 
R  Subtask 28-43-21-020-053 
R  A. Removal of the Magnetic-Level-Indicator Assembly 
R  (1) Remove the nuts (3) from the bolts (6). 
R  (2) Remove the bolts (6) from the base (2) 
R  (3) Remove the magnetic-level-indicator (7) from the fuel tank. 
R  (4) Remove and discard the O-rings (4) and (5).

 1EFF : 301-399, 1 28-43-21Page 429 1 1 May 01/04 1 1 1CES 1 TASK 28-43-21-400-004


 Installation of the Magnetic-Level-indicator Assembly 56QM Thru 63QM, 200QM, 201QM, 208QM, 209QM
 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
__________________
R R Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific safety barriers
 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 01-001 USA ASTM-D-1655-93 (JET A-1) FUEL, TURBO (Ref. 20-31-00) Material No. 04-012 USA VV-P-236 PURE MINERALVASELINE OR PETRO- LATUM (Ref. 20-31-00) Material No. 09-001 USA MIL-S-8802 TYPE I CLASS A FUEL TANK SEALANTPOLYSULFIDE (Ref. 20-31-00) Material No. 09-007 USA MIL-S-4383 BRUSHABLE FUEL RESISTANT COATING (Ref. 20-31-00) Material No. 11-026 GB DEF-STAN 68-148/1 SOLVENT GENERAL PURPOSE (Ref. 20-31-00) Material No. 19-003 USA AMS 3819 LINT-FREE COTTON CLOTH (Ref. 20-31-00)
 1EFF : 301-399, 1 28-43-21Page 430 1 1 Aug 01/04 1 1 1CES 1R C. Expendable Parts


R -------------------------------------------------------------------------------R FIG.ITEM |DESIGNATION |IPC-CSN R -------------------------------------------------------------------------------
 
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