(2)
On the SD, on the HYD page make sure that the pressure of the related hydraulic system shows 0 PSI.
Subtask 29-00-00-941-051
B. Installation of the Warning Notices
(1)
Open the access door of the ground service panel related to the hydraulic system:
-
the access door 197CB for the Green system,
-
the access door 197EB for the Blue system,
-
the access door 198CB for the Yellow system.
(2)
Put the warning notices in position to tell persons not to pressurize the related hydraulic system: - on the panel 40VU in the cockpit, - on the ground service panel of the related hydraulic system.
5. Close-up
________ Subtask 29-00-00-865-068
A. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
NOTE : You must do this close-up only when you have completed the work.
____
(1)
For the Green hydraulic system 1701GK, 1702GK, 3701GD, 3801GX, 3802GX, 3803GX.
(2)
For the Blue hydraulic system 2701GJ, 2702GJ.
(3)
For the Yellow hydraulic system 3701GD, 3801GX, 3802GX, 3803GX.
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Subtask 29-00-00-410-064
B. Close Access
(1)
Remove the warning notice(s).
(2)
Close the access door of the related ground service panel:
-
for the Green hydraulic system 197CB,
-
for the Blue hydraulic system 197EB,
-
for the Yellow hydraulic system 198CB. Subtask 29-00-00-860-051
C.
Put the aircraft back to the serviceable condition.
(1)
For the Green and Yellow hydraulic systems:
- on panel 40VU, set the PTU pushbutton switch to the AUTO position and make sure that the OFF legend goes off.
(2)
Do the EIS stop procedure
(Ref. TASK 31-60-00-860-002).
(3)
De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
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TASK 29-00-00-910-003
General Removal and Installation Procedure of the Check Valves in the Hydraulic Systems 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 TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES ARE
_______
CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______
GEAR.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific container
No specific warning notices
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R Material No. 02-003 F NSA 307110 TYPE 4 HYDRAULIC FLUID (PHOSPHATE ESTER BASE) (Ref. 20-31-00)
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-12-29-611-001 Fill the Hydraulic Fluid Reservoir with a Hand Pump 12-12-29-611-002 Fill the Hydraulic Fluid Reservoir with a Hydraulic
Service Cart 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action 29-00-00-910-002 Safety Procedures of the Hydraulic System 29-10-00-863-001 Pressurize the Green Hydraulic System 29-10-00-863-002 Pressurize the Yellow Hydraulic System 29-10-00-863-003 Pressurize the Blue Hydraulic System with a Ground
Power Supply 29-10-00-864-001 Depressurize the Green Hydraulic System 29-10-00-864-002 Depressurize the Yellow Hydraulic System 29-10-00-864-003 Depressurize the Blue Hydraulic System 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 29-14-00-614-002 Pressurization of the Hydraulic Reservoirs through
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