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R C. Referenced Information
R -------------------------------------------------------------------------------R REFERENCE DESIGNATION R -------------------------------------------------------------------------------
R 28-00-00-910-001 Fuel Safety Procedures
R ASRM 572100 (for corrective action)
R 57-41-00-991-024 Fig. 607
R 57-41-00-991-020 Fig. 608
R 3. Job Set-up__________
R Subtask 57-41-00-941-068
R A. Safety Precautions
R WARNING : OBEY THE FUEL SAFETY PROCEDURES._______
R (1) Obey the fuel safety procedures (Ref. TASK 28-00-00-910-001).
R (2) Put the safety barriers in position.
R (3) Install the TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER (98D27803500001)
R on the flap/slat control lever.
R (4) Put warning notices in the cockpit to tell persons not to operate the
R flaps or slats.
R (5) Put the adjustable access platform in position below the applicable
R holes in the wing bottom skin, zone 540/640.
R Subtask 57-41-00-865-084
R B. Open, safety and tag this(these) circuit breaker(s):
R -------------------------------------------------------------------------------
R PANEL DESIGNATION IDENT. LOCATION
R -------------------------------------------------------------------------------
R 49VU FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 5CV B06
R 121VU FLIGHT CONTROLS/SLT/CTL/SYS2 7CV R21
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R 4. Procedure
_________
R Subtask 57-41-00-110-063
R A. Preparation for Inspection
R (1) Use a MISCELLANEOUS (Material No. 19-003), made moist with CLEANING
R AGENTS (Material No. 11-026) to clean
R - the wing bottom skin around the fuel tank water drain holes
R - the magnetic level indicators and the hole edges.
R Subtask 57-41-00-210-067
R B. Inspection
R (Ref. Fig. 607/TASK 57-41-00-991-024)
R (1) Examine the fuel tank water drain hole in the wing bottom skin
R between RIBS 22-23.
R Make sure that:
R - there is no damage
R - the edges are not corroded
R - the surface finish of the edges is in good condition
R - there are no signs of fuel leakages.
R NOTE : If necessary, refer to the ASRM (Ref. ASRM 572100) for the____
R correct repair procedure.
R (2) Examine the magnetic level indicator between rib 15 and 16.
R (Ref. Fig. 608/TASK 57-41-00-991-020)
R Make sure that:
R - the hole edges are not damaged
R - the sight collar is in good condition
R - the surface finish of the hole edges is in the correct condition
R - there is no fuel leakage
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