(2)
On the panel 400VU, make sure that the L/G normal control-lever is at DOWN.
(3)
Make sure that the free fall control handle is in the normal position.
(4)
On the panel 402VU, make sure that the A/SKID & N/W STGR switch is at ON.
(5)
Do the IR alignment procedure. (Ref. TASK 34-10-00-860-004).
(6)
Pressurize the Green hydraulic system from the Yellow hydraulic system through the PTU with the electric pump (Ref. TASK 29-23-00-863-001).
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Subtask 32-42-00-865-065
B. Make sure that this(these) circuit breaker(s) is(are) closed:
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU HYDRAULIC/BRAKING AND STEERING/SYS2/SPLY 4GG M36 121VU HYDRAULIC/BRAKING AND STEERING/SYS2/CTL 3GG M35 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/CTL 1GG M34 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/IND AND/SPLY 2GG M33
Subtask 32-42-00-941-064
C. Safety Precautions
(1) Put a warning notice on the L/G normal control-lever to tell persons not to move it.
4. Procedure
_________ Subtask 32-42-00-710-065
A. Do this test:
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the panel 402VU: - the blue ON legend comes on
-
push the MAX pushbutton switch.
-
push again the MAX pushbutton - the blue ON legend goes off.
switch.
-do the same test with the MED - same results.
and LO pushbutton switches
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5. Close-up
________ Subtask 32-42-00-860-081
A. Put the aircraft back to its initial configuration.
(1)
Depressurize the Green and Yellow hydraulic systems after operations of the PTU (Ref. TASK 29-23-00-864-001).
(2)
Do ADIRS stop procedure. (Ref. TASK 34-10-00-860-005)
(3)
De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
(4)
Remove the warning notice(s).
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TASK 32-42-00-710-006
Integrity Test of the Braking System
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES ARE
_______ CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
WARNING : MAKE SURE THAT THE CONTROLS AGREE WITH THE POSITION OF THE ITEMS THEY
_______ OPERATE BEFORE YOU PRESSURIZE A HYDRAULIC SYSTEM.
WARNING : PRESSURIZE ONLY THE HYDRAULIC SYSTEM(S) THAT IS (ARE) NECESSARY FOR
_______ THE TASK. ISOLATE THE OTHER HYDRAULIC SYSTEM(S) BEFORE YOU SUPPLY HYDRAULIC POWER TO THE AIRCRAFT.
WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE
_______ YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
1. Reason for the Job__________________
To ensure aircraft safety after maintenance work on the wiring
2. Job Set-up Information______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power
24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power
29-10-00-864-001 Depressurize the Green Hydraulic System
29-23-00-863-001 Pressurize the Green Hydraulic System from the Yellow Hydraulic System through the PTU with the Electric Pump
29-23-00-864-001 Depressurize the Green and Yellow Hydraulic Systems after Operation of the PTU
29-24-00-863-001 Pressurize the Yellow Hydraulic System with the Electric Pump
32-42-00-710-005 Operational test of the autobrake deceleration rate arming
32-42-00-720-002 Functional test of the tachometers
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