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D. Safety Precautions
(1) Put a container in position below the relacement pilot valve to collect hydraulic fluid.
R (2) FOR 1150GP
(a) Put the warning notices in position to tell persons not to pressurize the Green hydraulic system:
-in the cockpit on the hydraulic section 40VU of the overhead
panel, - on the ground service panel of the Green hydraulic system.
R (3) FOR 2150GP
(a) Put the warning notices in position to tell persons not to pressurize the Blue hydraulic system:
-in the cockpit on the hydraulic section 40VU of the overhead
panel, - on the ground service panel of the Blue hydraulic system.
R (4) FOR 3150GP
(a) Put the warning notices in position to tell persons not to pressurize the Yellow hydraulic system:
-in the cockpit on the hydraulic section 40VU of the overhead
panel, - on the ground service panel of the Yellow hydraulic system.
4. Procedure
_________
(Ref. Fig. 404/TASK 29-19-51-991-004, 405/TASK 29-19-51-991-005)
Subtask 29-19-51-020-054
A. Removal of the Pilot Valve
(1)
Disconnect the electrical connector (6).
(2)
Put blanking caps on the disconnected electrical connector (6) and on the receptacle.
(3)
Cut and remove the lockwire (8).
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Pilot Valves of the Green and Yellow Hydraulic System
Figure 404/TASK 29-19-51-991-004
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Pilot Valve of the Blue Hydraulic System
Figure 405/TASK 29-19-51-991-005
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(4)
Hold the pilot valve (3) and remove the two bolts (1), the washer (2)
and the bonding tin (7).
(5)
Remove the pilot valve (3).
(6)
Remove the packings (4).
(7)
Discard the packings.
(8)
Install blanking plugs in the open ports.
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Installation of the Pilot Valves of the Leakage-Measurement Solenoid Valves
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 R No specific Torque Wrench : range 0.00 to 1.20 m.daN R (0.00 to 9.00 lbf.ft) R
FOR FIN 1150GP
No specific warning notices
No specific access platform 3.0 m (9 ft. 10 in.)
FOR FIN 2150GP
No specific warning notices
FOR FIN 3150GP
No specific warning notices
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
No specific lockwire, corrosion resistant steel dia 0.8mm (0.032 in.)
Material No. 02-003 F NSA 307110 TYPE 4
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