1. Reason for the Job
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Self Explanatory
2. Job Set-up Information
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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 -------------------------------------------------------------------------------
27-80-00-866-005 Retracting the Slats on the Ground
71-13-00-010-040 Opening of the Fan Cowl Doors
78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance
78-36-00-010-040 Opening of the Thrust Reverser Doors
78-36-51-991-300 Fig. 401
78-36-51-991-302 Fig. 402
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3. Job Set-up
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Subtask 78-36-51-941-050
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 78-36-51-010-050
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.
Subtask 78-36-51-869-050
C. Retract the Wing Slats CAUTION : RETRACT WING SLATS BEFORE OPENING THRUST REVERSER OR DAMAGE CAN
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OCCUR.
(1) Retract the wing slats (Ref. TASK 27-80-00-866-005) and install a warning notice.
Subtask 78-36-51-040-050
D. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041):
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Subtask 78-36-51-010-051
E. Open the thrust reverser doors to 45 degrees position (Ref. TASK 78-36-00-010-040): FOR 1000EM1 451AL, 452AR FOR 1000EM2 461AL, 462AR
4. Procedure
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(Ref. Fig. 401/TASK 78-36-51-991-300, 402/TASK 78-36-51-991-302)
Subtask 78-36-51-020-050
A. Removal of the Cowl Opening Actuator
(1) Loosen the clamp (25) and remove the flexible cooling hose (35) or
(85) from the lower cooling jacket (45) or (70).
(2) Disconnect the hydraulic hose (60) from the actuator (50) and the inner supply pipe on the half door.
R (3) Put protective covers on the two ends of the hose, the inner supply R pipe and the actuator.
(4) Remove and discard the cotter pins (5).
R (5) Remove the nuts (10), washers (15) and bolts (20) that attach the R actuator (50) to the half door and the pylon.
(6) Remove the cowl opening actuator (50).
(7) Loosen the clamps (25) that attach the cooling jackets and remove them from the cowl opening actuator (50).
(8) Remove the upper cooling jacket (55) or (65) from the cowl opening actuator.
(9) Remove the upper cooling jacket (45) or (70) from the cowl opening actuator.
(10) Loosen the clamp (25) and remove the flexible cooling hose (35) or
(85) from the inlet scoop (30) or (75).
(11) For the right hand cowl opening actuator only. Loosen the nut (80) and remove from the clamp (90) from the stud pipe clip (95).
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E E Feb 01/04 E E ECES E F 『 E C F M E E E E 56-5B E F 『 E C F M E E E E 56-5B ER (12) For the right hand cowl opening actuator only. Remove from the clamp R (90) from the flexible cooling hose (85).
R Thrust Reverser Left Hand Cowl Opening Actuator Figure 401/TASK 78-36-51-991-300
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