R TASK 28-43-22-400-004 R Installation of the Magnetic-Level-Indicator Assembly 202QM(203QM) R WARNING : MAKE SURE THAT THE FLIGHT CONTROL SAFETY-LOCKS AND THE WARNING
_______ R NOTICES ARE IN POSITION.
R WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ R GEAR.
R 1. Reason for the Job__________________
R Self Explanatory
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 access platform 3.0 m (9 ft. 10 in.)
R B. Consumable Materials
R -------------------------------------------------------------------------------R REFERENCE DESIGNATION
R -------------------------------------------------------------------------------
R Material No. 01-001 R R Material No. 04-012 R R Material No. 09-001 R R Material No. 11-004 R R R Material No. 19-003 R
USA ASTM-D-1655-93 (JET A-1)
FUEL, TURBO (Ref. 20-31-00)
USA VV-P-236
PURE MINERALVASELINE OR PETRO- LATUM (Ref. 20-31-00)
USA MIL-S-8802 TYPE I CLASS A
FUEL TANK SEALANTPOLYSULFIDE (Ref. 20-31-00)
USA MIL-T-81533
1.1.1TRICHLOROETHANE (METHYL CHLOROFORM)
(Ref. 20-31-00)
USA AMS 3819
LINT-FREE COTTON CLOTH (Ref. 20-31-00)
1EFF : 301-399, 1 28-43-22Page 426 1 1 May 01/04 1 1 1CES 1R C. Expendable Parts
R -------------------------------------------------------------------------------R FIG.ITEM |DESIGNATION |IPC-CSN R -------------------------------------------------------------------------------
R FOR FIN 202QM
R 4 O-ring
R 5 O-ring
R FOR FIN 203QM
R 4 O-ring
R 5 O-ring
R D. Referenced Information
28-43-05 21B-150 28-43-05 21B-150
28-43-05 24A-150 28-43-05 24A-160
R -------------------------------------------------------------------------------R REFERENCE DESIGNATION R -------------------------------------------------------------------------------
R 12-11-28-650-003
R 28-10-00-910-001
R 28-10-00-910-002
R 28-25-00-650-001
R 28-25-00-650-003
R
R 28-25-00-869-001
R 57-27-11-000-002
R
R
R
R 57-27-11-400-002
R
R
R
R 28-43-22-991-004
R 3. Job Set-up__________
R Subtask 28-43-22-941-057
R A. Safety Precautions
Pressure Refuel with Automatic Control
Safety Procedures When You Do Work in a Fuel Tank
Access to the Fuel Tanks and the Work Areas
Pressure Defuel
To Drain Remaining Fuel from the Wing Tanks and the
Center Tank
Fuel Transfer
Removal of the Access Panel (540HB, 540JB, 540KB,
540LB, 540MB, 540NB, 540PB, 540QB, 540RB, 550AB,
550BB, 550CB, 550DB, 560AB, 640HB, 640JB, 640KB,
....)
Installation of the Access Panel (540HB, 540JB,
540KB, 540LB, 540MB, 540NB, 540PB, 540QB, 540RB,
550AB, 550BB, 550CB, 550DB, 560AB, 640HB, 640JB,
....)
Fig. 404
R 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.
1EFF : 301-399, 1 28-43-22Page 427 1 1 May 01/04 1 1 1CES 1 1EFF : 301-399, 1 28-43-22Page 428 1 1 May 01/04 1 1 1CES 1 1EFF : 301-399, 1 28-43-22Page 429 1 1 May 01/04 1 1 1CES 1 1EFF : 301-399, 1 28-43-22Page 430 1 1 May 01/04 1 1 1CES 1
R (2) Make sure that the safety barriers are in position.
R Subtask 28-43-22-860-053
R B. Aircraft Maintenance Configuration
R (1) Make sure that the applicable fuel tank is defueled (Ref. TASK 28-25-
R 00-650-001) .
R (2) Make sure that the remaining fuel has been drained from the
R applicable fuel tank (Ref. TASK 28-25-00-650-003).
R (3) Make sure that the access platform is below the applicable access
R panel 540QB (640QB). removal task.
R (4) Make sure that the applicable access panel 540QB (640QB) is removed
R (Ref. TASK 28-10-00-910-002), (Ref. TASK 57-27-11-000-002).
R 4. Procedure_________
R (Ref. Fig. 404/TASK 28-43-22-991-004)
R Subtask 28-43-22-420-057
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