B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors 75-31-50-000-002 Removal of the Bleed Valve and Master Ballscrew Actuator Assembly 78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance 78-36-00-010-040 Opening of the Thrust Reverser Doors 75-31-30-991-301 Fig. 402
3. Job Set-up
__________ Subtask 75-31-30-941-053
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 75-31-30-010-057
B. Get Access
(1) Open the fan cowl doors: (Ref. TASK 71-13-00-010-040) FOR 1000EM1 437AL, 438AR FOR 1000EM2
R 447AL, 448AR.
(2) Put the access platform in position.
Subtask 75-31-30-040-056
C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
Subtask 75-31-30-010-060
D. Open the thrust reverser cowl doors: (Ref. TASK 78-36-00-010-040) FOR 1000EM1 451AL, 452AR FOR 1000EM2
R 461AL, 462AR.
4. Procedure
_________
(Ref. Fig. 402/TASK 75-31-30-991-301)
Subtask 75-31-30-020-053
A. Removal of the VBV system main flexible shaft
R CAUTION : BE CAREFUL NOT TO DAMAGE THE PROTECTIVE BOOT (PRE CFM SB_______
R 75-0010) ON THE STOP MECHANISM. ONLY BLEED VALVE STOP MECHANISM
R WHICH INCLUDES PACKED SEALED BEARINGS, HAS NOT A PROTECTING
R BOOT (POST CFM SB 75-0010).
(1) Remove the bleed valve and master ballscrew actuator (Ref. TASK 75-31-50-000-002).
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R VBV System Main Flexible Shaft Figure 402/TASK 75-31-30-991-301
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(2) Pull the main flexible shaft out of the fuel gear motor and stop R mechanism assembly, through the protective boot.
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Installation of the VBV System Main Flexible Shaft
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 access platform 1 m (3 ft. 3 in.)
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 73-29-00-710-040 Operational Test of the FADEC on the Ground (with
Engine Motoring) 75-31-00-200-002 Manual Operation Check of the Variable Bleed Valve Doors 75-31-50-400-002 Installation of the Bleed Valve and Master Ballscrew Actuator Assembly 78-30-00-081-041 Make the Thrust Reverser Serviceable after Maintenance 78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance 78-36-00-010-040 Opening of the Thrust Reverser Doors 78-36-00-410-040 Closing of the Thrust Reverser Doors 75-31-30-991-301 Fig. 402
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3. Job Set-up
__________
Subtask 75-31-30-860-053
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