1_ Position the 2 locator fittings in the reference holes of the
 VBV door.
 2_ Push tool against the flexible shaft socket.
 NOTE : The tool yoke will not engage if the VBV door is fully____
 closed.

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 Adjustment of the Reference CLOSED Position of the VBV Doors (Typical)

 Figure 501/TASK 75-31-00-991-300
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 (c) Install the GAGE, SETTING - VBV DOORS (856A2664G01) (Ref. 4. A.

 (1) (c)) on the master VBV door and ballscrew actuator. The GAGE, SETTING - VBV DOORS (856A2664G01) yoke can not engage, adjust the stop mechanism reference CLOSED position as follows:
 1 Remove the VBV stop mechanism (Ref. TASK 75-31-20-000-002).
_
 2 Set the master VBV door and ballscrew actuator to the
_ reference CLOSED position (Ref. 4. A. (1)).
 3 Set the stop mechanism to the CLOSED position and install it
_
 (Ref. TASK 75-31-20-400-002).

 5. Close-up
________
 Subtask 75-31-00-410-062
 A. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.

 (2) If applicable, install the fan ducts panels (Ref. TASK 72-23-00-400-027).

 (3) Close the thrust reverser doors (Ref. TASK 78-36-00-410-040): FOR 1000EM1 451AL, 452AR FOR 1000EM2 461AL, 462AR

 Subtask 75-31-00-440-056
 B. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041).
 Subtask 75-31-00-410-063
 C. Close Access
 (1) Close the fan cowl doors (Ref. TASK 71-13-00-410-040):
 FOR 1000EM1
 437AL, 438AR
 FOR 1000EM2
 447AL, 448AR

 (2) Remove the access platform(s).

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 (3) Remove the warning notice(s).
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 E E Feb 01/98 E E ECES E VARIABLE BLEED VALVE SYSTEM (VBV) - INSPECTION/CHECK

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____________________________________________________
 TASK 75-31-00-210-002
 Visual Inspection of the Variable Bleed Valve System
 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
 72-23-00-000-027 Removal of the Fan Duct Panels
 72-23-00-400-027 Installation of the Fan Duct Panels
 75-31-50-000-002 Removal of the Bleed Valve and Master Ballscrew

 Actuator Assembly 75-31-50-400-002 Installation of the Bleed Valve and Master Ballscrew Actuator Assembly 75-31-60-000-002 Removal of the Bleed Valve and Ballscrew Actuator Assembly 75-31-60-400-002 Installation of the Bleed Valve and 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
 75-31-00-991-301 Fig. 601

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 3. Job Set-up
__________
 Subtask 75-31-00-941-057
 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.
　
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