Subtask 32-42-57-410-050-A
C. Close Access
(1) Install the applicable brake fan assembly (Ref. TASK 32-48-51-400-005).
**ON A/C ALL
Subtask 32-42-57-865-056
D. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1GG, 2GG, 3GG, 4GG.
Subtask 32-42-57-720-050
E. Test
(1) Do the functional test of the tachometer (Ref. TASK 32-42-00-720-002).
Subtask 32-42-57-740-050
F. Test
(1) BITE Test of the EFCS
(a)
Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
(b)
Set the related SEC(s). 1 For the tachometer(s) 19GG and/or 22GG:
_ - on the overhead panel 23VU, release the FLT CTL SEC 3 pushbutton switch, then push it in - on the overhead panel 24VU, release the FLT CTL SEC 2 pushbutton switch, then push it in.
2 For the tachometer(s) 20GG and/or 21GG:
_ - on the overhead panel 23VU, release the FLT CTL SEC 1 pushbutton switch, then push it in.
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(c)
Do the BITE test of the EFCS computers (Ref. TASK 27-96-00-740-001).
(d)
Make sure that the MCDU shows no maintenance message related to the tachometer.
(e)
De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
5. Close-up
________ Subtask 32-42-57-942-051
A. Removal of Equipment
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Remove the safety barriers.
(3)
Remove the warning notice(s).
(4)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
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___________________________________________________________________________ TASK 32-42-68-000-003 Removal of the MLG Tachometer-Drive 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
__________________
R R Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific safety barriers
No specific warning notice
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
32-00-00-481-001 Installation of the Safety Devices on the Landing Gears 32-42-57-000-001 Removal of the Tachometer
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3. Job Set-up
__________
Subtask 32-42-68-941-050
A. Safety Precautions
(1) Put the safety barriers in position.
R (2) Make sure that the ground safety locks are on the landing gear R (Ref. TASK 32-00-00-481-001).
(3) On the panel 400VU:
-make sure that the landing-gear control-lever 6GA is in the DOWN position
-put a warning notice in position to tell persons not to operate the landing gear.
4. Procedure
_________
Subtask 32-42-68-020-050
A. Removal of the MLG Tachometer-Drive
(1) Remove the applicable tachometer (Ref. TASK 32-42-57-000-001):
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