(a) Put a warning notice to tell persons not to start the engine.
(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
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(b) Put a warning notice to tell persons not to energize the FADEC 1(2).
4. Procedure
_________ Subtask 71-71-42-210-050
A. Visual inspection of the drain mast outlet.
(Ref. Fig. 601/TASK 71-71-42-991-301)
(1) Examine the drain mast outlet for unwanted material which could cause blockage of fluids.
Subtask 71-71-42-140-050
B. Remove unwanted material from drain mast outlet and clean outlet as
required to remove any blockage.
5. Close-up
________ Subtask 71-71-42-869-053
A. Make sure that the work area is clean and clear of tool(s) and other items.
Subtask 71-71-42-942-051
B. Remove the warning notice(s).
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Drain Mast
Figure 601/TASK 71-71-42-991-301
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DRAIN MANIFOLD MODULE - REMOVAL/INSTALLATION
____________________________________________ TASK 71-71-43-000-041 Removal of the Drain Manifold Module
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific container No specific protective covers No specific warning notice
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors 71-71-42-000-041 Removal of the Drain Mast 71-71-43-991-300 Fig. 401
3. Job Set-up
__________ Subtask 71-71-43-941-050
A. Safety Precautions
(1) On the center pedestal, on the ENG panel 115VU:
(a) Put a warning notice to tell persons not to start the engine.
(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
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(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b) Put a warning notice to tell persons not to energize the FADEC 1(2).
Subtask 71-71-43-010-051
B. Open the fan cowl doors: (Ref. TASK 71-13-00-010-040)
FOR 1000EM1
437AL, 438AR
FOR 1000EM2
447AL, 448AR
4. Procedure
_________ (Ref. Fig. 401/TASK 71-71-43-991-300) Subtask 71-71-43-020-050
A. Removal of the Drain Manifold Module
(1) Remove the drain mast (Ref. TASK 71-71-42-000-041)
(2) Put the container below the drain manifold module to catch unwanted fluids.
(3) Disconnect: CAUTION : USE A SECOND WRENCH TO HOLD THE FITTINGS WHEN YOU
_______ LOOSEN/TIGHTEN THE TUBE COUPLING NUTS. THIS PREVENTS DAMAGE TO THE TUBES.
(a) Disconnect the oil/hydraulic, the fuel, and the reservoir module tubes from the right side of the drain manifold module (20).
(b) Disconnect the heat exchanger, the fan case, and the oil tank scupper tubes from the left side of the manifold module (20).
(4) Remove the bolts (5), the washers (10), and the nuts (15) that attach the manifold module (20) to the engine brackets.
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