(20) and the drain hose (25).
(9) Remove the container from below the drain mast. R **ON A/C 062-099, 103-149, 151-199, 203-299, 301-399, 401-499,
Subtask 71-73-49-020-052-A
A. Removal of the Oil Tank Drain Hose
(1) Put a container 1 l (0.25 USgal) below the oil tank drain hose (25) to catch any oil remaining in the hose.
(2) If necessary, remove the bolts (10) and the clamps (5) that attach the oil tank drain tube (20) to the fan case channel.
(3) Disconnect the drain hose (25) from the drain tube (20) and let the fluid drain into the container.
(4) Disconnect the drain hose (25) from the fitting in oil tank drain.
(5) Remove the drain hose (25) from the engine.
(6) Put protective covers on the oil tank drain fitting, the drain tube
(20) and the drain hose (25).
(7) Remove the container from below the oil tank drain hose (25).
Subtask 71-73-49-020-067-A
B. Removal of the Oil Tank Drain Tube
(1) Put a container 1 l (0.25 USgal) below the drain mast to catch any oil remaining in the tube.
(2) Disconnect the drain tube (20) from the drain manifold module and let the fluid drain into the container.
(3) Remove the bolts (10), the nuts (15) and the clamps (5) that attach the oil tank drain tube (20) to the fan case channel.
(4) Remove the bolt (10), the nut (15) and the clamp (5) that attach the drain tube (20) to the fan case bracket.
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(5) Remove the bolt (10), the nut (15) and the clamp (5) that attach the drain tube (20) to the clamp on the fan case drain tube.
(6) Disconnect the drain hose (25) from the drain tube (20).
(7) Remove the oil tank drain tube (20) from the engine.
(8) Put protective covers on the drain manifold module, the drain tube
(20) and the drain hose (25).
(9) Remove the container from below the drain mast.
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TASK 71-73-49-400-006
Installation of the Oil Tank Drain Tube and Hose
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific warning notice
No specific Torque Wrench : range 5.00 to 35.00 lbf.in
(0.05 to 0.40 m.daN)
No specific Torque Wrench : range 96.00 to 900.00 lbf.in
(1.00 to 10.00 m.daN)
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors
71-13-00-410-040 Closing of the Fan Cowl Doors
**ON A/C 001-049, 051-061, 101-102, 201-202,
71-73-49-991-300 Fig. 401
R **ON A/C 062-099, 103-149, 151-199, 203-299, 301-399, 401-499,
71-73-49-991-300-A Fig. 401A
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3. Job Set-up
__________
Subtask 71-73-49-860-050
A. Aircraft Maintenance Configuration
(1) On the center pedestal, on the ENG panel 115VU, make sure that a warning notice is in position to tell persons not to start the engine.
(2) On the overhead maintenance panel 50VU, make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off. Make sure that a warning notice is in position to tell persons not to energize the FADEC 1(2).
Subtask 71-73-49-010-069
B. Make sure that the fan cowl doors are open (Ref. TASK 71-13-00-010-040): FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR
4. Procedure
_________
**ON A/C 001-049, 051-061, 101-102, 201-202,
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