-
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.
WARNING : DO NOT SPILL FUEL ON THE ENGINES OR THE BRAKES. IF YOU SPILL FUEL ON
_______ ENGINES OR BRAKES THAT ARE HOT, IT CAN CAUSE FIRES.
1. Reason for the Job
__________________
To drain remaining fuel with Tool 98A28203000000. To drain remaining fuel with Tool 97A28002117002 or with Tool 98A28104000002, Ref. TASK 28-25-00-650-00300).
NOTE : If you do this procedure regularly it can prevent microbiological
____
contamination of the fuel tanks.
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific container No specific hot-air blower No specific safety barriers No specific warning notices No specific access platform 2.8 m (9 ft. 2 in.) 98A28203000000 1 TEST EQUIPMENT JET PUMP
R 1EFF : ALL 1 28-25-00Page 336 1 1 May 01/05 1 1 1CES 1
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
28-00-00-910-001 Fuel Safety Procedures
32-00-00-481-001 Installation of the Safety Devices on the Landing Gears
28-25-00-991-001 Fig. 301
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
28-25-00-991-005 Fig. 306
**ON A/C 301-399,
28-25-00-991-005-A Fig. 306A
**ON A/C ALL
3. Job Set-up
__________
(Ref. Fig. 301/TASK 28-25-00-991-001)
Subtask 28-25-00-941-069-A
A. Safety Precautions
WARNING : OBEY THE FUEL SAFETY PROCEDURES.
_______
(1)
You must obey the fuel safety procedures (Ref. TASK 28-00-00-910-001) when you do work on the fuel system.
(2)
Put the safety barriers in position.
(3)
Make sure that the ground safety locks are installed on the landing gear (Ref. TASK 32-00-00-481-001).
(4)
On the panel 400VU:
-make sure that the landing-gear control-lever 6GA is in the DOWN position
-put a warning notice in position to tell persons not to operate the landing gear.
1EFF : ALL 1 28-25-00Page 337 1 1 Aug 01/05 1 1 1CES 1
(5)
Put warning notices in position to tell persons not to operate the landing gear doors.
(6)
If the fuel temperature is less than -5 DEG.C (+23.00 DEG.F) and/or the water drain valves are frozen, heat the drain valve areas with an approved hot-air blower.
NOTE : Do not apply unusually high force to open the water drain
____
valve.
Subtask 28-25-00-010-071-A
B. Get Access
(1)
Put the access platform below the applicable water drain valve.
(2)
Put the container below the applicable water drain valve.
(3)
For access to the center tank water drain valves, open the applicable access panels:
-
for water drain valve 94QM, open access panel 195BB
-
for water drain valve 95QM, open access panel 196BB.
4. Procedure
_________ R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
(Ref. Fig. 306/TASK 28-25-00-991-005)
**ON A/C 301-399,
(Ref. Fig. 306A/TASK 28-25-00-991-005-A)
1EFF : ALL 1 28-25-00Page 338 1 1 Aug 01/05 1 1 1CES 1
To Drain the Remaining Fuel
Figure 306/TASK 28-25-00-991-005
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-25-00Page 339 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1
To Drain the Remaining Fuel
Figure 306A/TASK 28-25-00-991-005-A
R 1EFF : 301-399, 1 28-25-00 Page 340
1 1 May 01/05
1 1
1CES 1
**ON A/C ALL
Subtask 28-25-00-650-064-A
A. To Drain Remaining Fuel
(1)
On the TEST EQUIPMENT JET PUMP fully retract the nut (4), the screw
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