__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps No specific safety barriers No specific warning notice
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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)
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-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-11-28-650-003 Pressure Refuel with Automatic Control
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
28-25-00-869-001 Fuel Transfer
28-42-00-740-001 Status Report (BITE)
32-12-00-010-001 Open the Main Gear Doors for Access
32-12-00-410-001 Close the Main Gear Doors after Access
57-17-11-000-001 Removal of the Covers 147AZ (148AZ)
57-17-11-400-001 Installation of the Covers 147AZ (148AZ)
28-42-16-991-003 Fig. 402
28-42-16-991-002 Fig. 403
3. Job Set-up__________
Subtask 28-42-16-941-057
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)
Make sure that the safety barriers are in position.
(3)
Make sure that the warning notice to tell persons not to operate the MLG doors is in position.
Subtask 28-42-16-860-051
B. Aircraft Maintenance Configuration
(1)
Make sure that the center tank is defueled (Ref. TASK 28-25-00-650-001).
(2)
Make sure that the remaining fuel has been drained from the center tank (Ref. TASK 28-25-00-650-003).
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(3)
Make sure that the applicable MLG door is open (Ref. TASK 32-12-00-010-001).
(4)
Make sure that the GROUND LOCK SLEEVE is installed on the applicable MLG door actuator.
(5)
Make sure that the access platform is below the applicable access panel 147AZ (148AZ).
(6)
Make sure that the applicable access panel 147AZ (148AZ) is removed (Ref. TASK 28-10-00-910-002), (Ref. TASK 57-17-11-000-001).
Subtask 28-42-16-865-054
C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FUEL/FQI/CHAN/1 1QT A13 121VU FUEL/FQI/CHANNEL/1 AND 2 8QT L26 121VU FUEL/RFL/DFL/SPLY 2QU L24 121VU FUEL/RFL/DFL/XFR/DEFUEL/VALVE 1QU L23 121VU FUEL/FQI/CHAN/2 2QT M27
4. Procedure
_________
(Ref. Fig. 403/TASK 28-42-16-991-002)
Subtask 28-42-16-420-053
A. Preparation for Installation
(1)
Clean the component interface and the adjacent areas with a MISCELLANEOUS (Material No. 19-003) made moist with CLEANING AGENTS (Material No. 11-026).
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Make sure that the parts retained from the removed component are clean and in the correct condition.
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B. Preparation of a Replacement Component
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