Material No. 19-003 USA AMS 3819
LINT-FREE COTTON CLOTH (Ref. 20-31-00)
1EFF : ALL 1 28-46-17Page 407 1 1 May 01/05 1 1 1CES 1 C. Referenced Information
-------------------------------------------------------------------------------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 28-46-00-740-001 Functional (BITE) Test 57-27-11-000-001 Removal of the Access Panel (540AB, 540BB, 540CB,
540DB, 540EB, 540FB, 540GB, 640AB, 640BB, 640CB, 640DB, 640EB, 640FB, 640GB)
57-27-11-400-001 Installation of the Access Panel (540AB, 540BB, 540CB, 540DB, 540EB, 540FB, 540GB, 640AB, 640BB, 640CB, 640DB, 640EB, 640FB, 640GB)
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
28-46-17-991-001 Fig. 401
**ON A/C 301-399,
28-46-17-991-001-A Fig. 401A
**ON A/C ALL
3. Job Set-up
__________
Subtask 28-46-17-941-055
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.
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B. Aircraft Maintenance Configuration
(1)
Make sure that the applicable fuel tank is defueled (Ref. TASK 28-25-00-650-001).
(2)
Make sure that the remaining fuel has been drained from the applicable fuel tank (Ref. TASK 28-25-00-650-003).
(3)
Make sure that the access platform is below the applicable access panel 540AB (640AB).
(4)
Make sure that the applicable access panel 540AB (640AB) is removed (Ref. TASK 28-10-00-910-002), (Ref. TASK 57-27-11-000-001).
Subtask 28-46-17-865-052
C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
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PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
121VU FUEL/CTR TK/PUMPS1 AND 2/CTL AND IND 32QA R26
121VU FUEL/CTR TK/PUMPS1 AND 2/CTL AND IND 31QA R25
**ON A/C ALL
121VU FUEL/PUMPS/2/R CTL AND L IND 10QA R29
121VU FUEL/PUMPS/1/L CTL AND R IND 3QA R23
**ON A/C 301-399,
121VU FUEL/CTR TK/AUTO/CTL 3QL R27 121VU FUEL/CTR TK/L&R XFR/CTL & IND 2QL R26 121VU FUEL/CTR TK/L&R XFR/CTL & IND 1QL R25
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4. Procedure
_________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
(Ref. Fig. 401/TASK 28-46-17-991-001)
**ON A/C 301-399,
(Ref. Fig. 401A/TASK 28-46-17-991-001-A)
**ON A/C ALL
Subtask 28-46-17-420-050
A. Preparation for Installation
WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL
_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
(1)
Clean the component interfaces and the adjacent area with MISCELLANEOUS (Material No. 19-003) made moist with CLEANING AGENTS (Material No. 11-004).
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