Subtask 54-51-17-581-050
C. Aircraft Lifting
(1) Lift the aircraft (Ref. TASK 07-11-00-581-001). NOTE : It is not necessary to lift the wheels of the aircraft off the
____ ground. Lift the aircraft sufficiently to prevent an effort caused by the reaction of the shock absorber.
Subtask 54-51-17-020-054
D. Removal of Components
(1)
Remove the fan cowls doors (Ref. TASK 71-13-11-000-040).
-
FOR 1000EM1
437AL, 438AR
-
FOR 1000EM2
447AL, 448AR
(2)
Remove the thrust reverser cowls doors (Ref. TASK 78-32-11-000-040).
-
FOR 1000EM1
451AL, 452AR
-
FOR 1000EM2
461AL, 462AR
(3) Remove the engine (Ref. TASK 71-00-00-000-042). Subtask 54-51-17-010-050
E. Removal of the Panels
(1)
Put the access platform in position.
(a)
For the left pylon at the zone 470.
(b)
For the right pylon at the zone 480.
(2)
Remove the access panels:
(a)
For the left pylon: 471AL, 472AR, 414FR 521BT, 521HB.
(b)
For the right pylon: 481AL, 482AR, 423FL 621BT, 621HB.
Subtask 54-51-17-020-055
F. Removal of the Temperature Sensor and the Rods
(Ref. Fig. 401/TASK 54-51-17-991-001, 402/TASK 54-51-17-991-012)
(1)
Disconnect the temperature sensor (6) :
-
for the left pylon : 6HA1
-
for the right pylon : 6HA2
(2)
Put blanking caps on the disconnected electrical connectors.
(3)
Remove the cotter pins (1) and discard them.
(4) Remove the nuts (2), the washers (3), the bolts (4) and the rods (5). Subtask 54-51-17-020-056
G. Disconnection of the Fuel/Defuel System at RIB09.
(Ref. Fig. 403/TASK 54-51-17-991-003)
(1)
Remove the nut (6), the bolts (7) and the ring retainer (5).
(2)
Remove the nuts (10), the bolts (9) and disconnect the bonding braids (1).
(3)
Loosen the clamp (16).
(4)
Remove the O-rings (15) and discard it.
(5)
Remove the lockwire from the connector (12) discard it and loosen the connector (12).
(6)
Remove the ring-retainer (3), (4).
(7)
Remove the nut (2), (13).
(8)
Remove the O-ring (11), (14).
(9)
Remove the clamp (16) from the sleeve (8).
Temperature Sensor and the Rods
Figure 401/TASK 54-51-17-991-001
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Removal of the Temperature Sensor and the Rods
Figure 402/TASK 54-51-17-991-012
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Fuel Junction in the Pylon
Figure 403/TASK 54-51-17-991-003
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4. Procedure
_________
Subtask 54-51-17-481-050
A. Installation of a Dynamometric Cell and Jack
(1)
Install the ADAPTOR - DYNAMOMETRIC AT RIB 1 (98A54403024001) on the jack.
(2)
Put the jack in position under the attach fitting at RIB1. Intall a dynamometric cell on the jack and apply an upper force of 300 +100 -100 kg (661.3866 +220.4622 -220.4622 lb).
Subtask 54-51-17-020-057
B. Removal of the Pylon-to-Wing Forward Attach Fitting.
(Ref. Fig. 404/TASK 54-51-17-991-005)
NOTE : If the time that is necessary to finish this task is more than one
____ hour, you must install the DUMMY SHACKLES - PYLON TO WING YOKES (98D54403000000) and the DUMMY SLEEVES - PYLON TO WING YOKES (98D54403001000).
(1)
Remove the cotter pins (28) and discard them.
(2)
Lock the bolt (23) with a pin wrench of the PYLON REMOVAL-WRENCH (98D54503000000) and remove the nut (27) with a pin wrench of the PYLON REMOVAL-WRENCH (98D54503000000).
(3)
Remove the bolt (23).
(4)
Release the nut (26), lock the sleeve (24), with an special wrench. Remove the nut (26) with a pin wrench of the PYLON REMOVAL-WRENCH (98D54503000000).
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