R (g) Connect the electrical connector (158) to the applicable R proximity-sensor (153):
-
for System 1, Extension, connect FIN 24GA
-
for System 2, Extension, connect FIN 25GA.
(4) For the NLG door-open proximity-sensors 37GA(36GA), 39GA(38GA): (Ref. Fig. 406/TASK 32-31-73-991-007)
(a)
Install the proximity-sensor (135) on the mounting bracket with bolts (136), the washers (133) and the nuts (134).
(b)
If the target (140) was removed:
-install the target (140) on the mounting bracket with the bolts (141), the washers (137) and the nuts (138).
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(c)
Make sure that the proximity-sensor (135) and the target (140) are in the positions identified before removal.
(d)
Tighten the nuts (134) and, if necessary, (138).
(e)
Remove the blanking cap from the electrical connector (132).
(f)
Make sure that the electrical connector (132) is in the correct condition.
(g)
Connect the electrical connector (132) to the applicable proximity-sensor (135):
-
for System 1, LH, Door Open, connect FIN 37GA
-
for System 1, RH, Door Open, connect FIN 36GA
-
for System 2, LH, Door Open, connect FIN 39GA
-
for System 2, LH, Door Open, connect FIN 38GA. (Ref. Fig. 406/TASK 32-31-73-991-007)
(5)
For the proximity-sensors 12GA (13GA), 30GA (31GA), apply SEALANTS (Material No. 09-016) to:
-the bolts (129) and the nuts (125).
(6)
For the proximity-sensors 36GA (37GA), 38GA (39GA), apply SEALANTS (Material No. 09-016) to:
-the bolts (136), (141) and the nuts (134), (138).
(7)
For the proximity-sensors 18GA (19GA), apply SEALANTS (Material No. 09-016) to:
-the bolts (148), (146) and the nuts (144).
(8)
For the proximity-sensors 24GA (25GA) apply SEALANTS (Material No. 09-016) to:
-the bolts (155), (152) and the nuts (150), (157).
Subtask 32-31-73-865-064
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1GA, 2GA, 52GA.
Subtask 32-31-73-869-055
D. Ground Configuration
(1) If you did not de-energize the aircraft electrical circuits, put the aircraft back to the ground configuration (Ref. TASK 32-00-00-860-002).
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Subtask 32-31-73-410-050
E. Get 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 NLG doors (Ref. TASK 32-22-00-410-001).
Subtask 32-31-73-740-054
F. Test
R (1) Do a BITE test of the landing gear (Ref. TASK 32-69-00-740-001).
R R (2) If necessary, do an inspection of the applicable NLG proximity sensor and target clearance (Ref. TASK 32-31-73-200-002).
R R NOTE : This inspection is only possible on proximity sensors 18GA,____ 19GA, 24GA, 25GA, 36GA, 37GA, 38GA and 39GA.
5. Close-up________
Subtask 32-31-73-942-054
A. Removal of Equipment
(1) Remove the safety barriers.
(2) Remove the warning notice(s).
(3) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
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__________________________________
TASK 32-31-73-820-001
Adjustment of the MLG Downlock Proximity Sensors 14GA, 15GA, 16GA, 17GA
WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______
START A TASK ON OR NEAR:
-
THE FLIGHT CONTROLS
-
THE FLIGHT CONTROL SURFACES
-
THE LANDING GEAR AND THE RELATED DOORS
-COMPONENTS THAT MOVE.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
GEAR.
1. Reason for the Job
__________________
To set the clearances of the MLG downlock proximity sensors to the correct dimensions.
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
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