Component Location
Figure 003A (SHEET 2)
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Component Location
Figure 004
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FADEC - Schematic
Figure 005
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- the fuel filter condition through a dedicated hardwire. The indications are detailed in the dedicated sub-chapters.
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ENGINE FUEL AND CONTROL - GENERAL - MAINTENANCE PRACTICES
_________________________________________________________
TASK 73-00-00-680-001
Draining of the Engine Fuel Circuit
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 15 l (4 USgal)
No specific warning notice
No specific Torque Wrench : range 36.00 to 220.00 lbf.in
(0.40 to 2.60 m.daN)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. CP2442 * engine oil (Ref. 70-30-00) Material No. CP8001 * lockwire 0.032 in. (0.8 mm) dia. (Ref. 70-30-00) Material No. CP8002 * lockwire 0.032 in. (0.8 mm) dia. (Ref. 70-30-00)
C. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
R 10 O-ring 73-11-10 01B-280 R 10 O-ring 73-11-10 01C-280
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D. 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 73-00-00-991-300 Fig. 201
3. Job Set-up
__________ Subtask 73-00-00-941-051
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.
(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 73-00-00-010-051
B. Open the fan cowl doors: (Ref. TASK 71-13-00-010-040)
FOR 1000EM1
437AL, 438AR
FOR 1000EM2
447AL, 448AR
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4. Procedure
_________
(Ref. Fig. 201/TASK 73-00-00-991-300)
Subtask 73-00-00-680-051
A. Draining of the Engine Fuel Circuit
WARNING : DO NOT PERMIT THE FUEL TO TOUCH YOUR SKIN OR CLOTHES. REMOVE
_______ YOUR CLOTHES IF THE FUEL TOUCHES THEM. RINSE YOUR SKIN FULLY WITH WATER WHERE THE FUEL TOUCHED YOU. FUEL CAN BURN YOUR SKIN.
WARNING : USE A CORRECT CONTAINER AND KEEP THE CONTAINER AWAY FROM FLAMES
_______
SO THAT FIRES DO NOT OCCUR.
(1) Cut and remove the lockwire from the drain plug (20) located on the fuel pump filter cover.
(2) Put a container 15 l (4 USgal) below the fuel pump to catch the fuel which will drain.
(3) Loosen and remove the drain plug (20). Let all the fuel drain into the container.
(4) Remove the O-ring (10) from the drain plug (20).
R (5) Lubricate a new O-ring (10) with engine oil (Material No. CP2442) and install on drain plug (20).
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