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 (1) Install the deploy-switch access door to the blocker door with the three screws.

 (2) TORQUE the screws to between 35 and 44 lbf.in (0.39 and 0.49 m.daN). R Subtask 78-31-17-410-073 R B. Manually Stow the Blocker Doors (Ref. TASK 78-32-41-860-002).
 Subtask 78-31-17-440-053 R C. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041). Subtask 78-31-17-410-055 R D. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.

 (2) Remove the access platform(s).

 (3) Close the fan cowl doors (Ref. TASK 71-13-00-410-040): FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR

 (4) Remove the warning notice(s).

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 SWITCH - BLOCKER DOOR STOW (4104KS1,4104KS2,4104KS3,4104KS4)

____________________________________________________________ REMOVAL/INSTALLATION
____________________
 TASK 78-31-18-000-001
 Removal of the Blocker Door Stow-switch (4104KS1,4104KS2,4104KS3,4104KS4)
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific softnose pliers No specific warning notice No specific access platform 1 m (3 ft. 3 in.) HIX3005 1 SAFETY SLEEVE - PIVOTING DOOR ACTUATOR
 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No.  CP1039 
Material No.  CP1041 
R R R R R R R R R R R R  Material No. Material No. Material No. Material No. Material No. Material No.  CP2011 CP2559 CP2560 CP2566 CP2584 CP2656 
F EEFF : E E ECES  ALL 

*
 acetone (Ref. 70-30-00)
*
 isopropyl alcohol (Ref. 70-30-00)
*
stoddard solvent (Ref. 70-30-00)
*
ardrox 552 (Ref. 70-30-00)
*
turco ind 79 (Ref. 70-30-00)
*
mag-chem teksol (Ref. 70-30-00)
*
degreasol 99 R (Ref. 70-30-00)
*
mag-chem skysol (Ref. 70-30-00)

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 C. Referenced Information

 -------------------------------------------------------------------------------
REFERENCE  DESIGNATION
 -------------------------------------------------------------------------------
71-13-00-010-040  Opening of the Fan Cowl Doors
 78-30-00-481-041  Make the Thrust Reverser Unserviceable for Maintenance
 78-32-41-480-001  Installation of the Safety Sleeve on Blocker Door Actuator
 78-32-41-860-001  Manual Deployment of the Blocker Door
 78-31-18-991-300  Fig. 401
 3. Job Set-up
__________
 Subtask 78-31-18-941-050
 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.

 (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 78-31-18-010-050
 B. Get Access
 (1) Open the fan cowl doors: (Ref. TASK 71-13-00-010-040)
 FOR 1000EM1
 437AL, 438AR
 FOR 1000EM2
 447AL, 448AR

 (2) Put the access platform in position.

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 E 56-5B E E E Subtask 78-31-18-040-050

 C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041). Subtask 78-31-18-860-050
 D. Deploy the blocker door manually (Ref. TASK 78-32-41-860-001). Subtask 78-31-18-480-050
　
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