(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. Installation of the Center-Tank-Fuel-Quantity-Probes
CAUTION : REFER TO THE MATCH MARKS MADE DURING THE REMOVAL WHEN YOU
_______ CONNECT THE ELECTRICAL WIRES. INCORRECT CONNECTION OF THE WIRES WILL CAUSE DAMAGE TO EQUIPMENT.
(1)
Put the probe (2) near its installed location then carefully move the top of the probe (2) into the support tube (1). Put the probe (2) in position.
(2)
Hold the probe (2) and install the bolts (4) and the washers (5) and, for probes 35QT and 36QT, the nuts (6).
(3)
Tighten the bolts (4).
(4)
Measure the clearance between the structure and the top and the bottom of the probe (2). Make sure that the clearance is a minimum of
6.0 mm (0.2362 in.).
(5)
To prevent possible static discharge, make sure that the fuel probe is not less than 6.0 mm (0.2362 in.) from:
-the nearest structure
-rib and tank wall
-pipework
-brackets and p-clips
-fasteners and other metal parts.
(6)
Remove the blanking caps and connect the electrical cables (3) to the probe (2).
(7)
Use the cable tie (7) and the cable tie (8) to attach the electrical cables (3) to the probe (2). Use the applicable tool, set to the minimum tension, to tighten the cable ties (7) and (8).
Subtask 28-42-15-865-055
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1QT, 2QT, 8QT.
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D. Test
(1) Do a status report (BITE) of the FQI system (Ref. TASK 28-42-00-740-001).
5. Close-up
________ Subtask 28-42-15-410-052
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the applicable access panel 147AZ(148AZ) (Ref. TASK 57-17-11-400-001).
(3)
Remove the access platform(s). WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE LANDING GEAR ARE
_______
CLEAR.
(4) Close the applicable MLG door(s) (Ref. TASK 32-12-00-410-001). Subtask 28-42-15-650-056
B. Fuel Configuration
(1) Refuel, defuel or transfer fuel as necessary (Ref. TASK 12-11-28-650-003), (Ref. TASK 28-25-00-650-001) or (Ref. TASK 28-25-00-869-001).
Subtask 28-42-15-942-051
C. Removal of Equipment
(1)
Remove the safety barriers.
(2)
Remove the warning notice(s).
(3)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
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TASK 28-42-15-000-005
R Removal of the Wing Tank Fuel-Quantity Probe (21QT1/2,23QT1/2,25QT1/2,26QT1/2,2 7QT1/2,28QT1/2,29QT1/2,30QT1/2,34QT1/2,54QT1/2,56QT1/2,59QT 1/2,60QT1/2,61QT1/2)
WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______
START A TASK ON OR NEAR:
-
THE FLIGHT CONTROLS
-
THE FLIGHT CONTROL SURFACES
-
THE LANDING GEAR AND THE RELATED DOORS
-COMPONENTS THAT MOVE.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
GEAR.
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
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