(7) and the clamp (9) from the flight control pressure switch (2).
(4)
Cut and remove the lockwire.
(5)
Loosen the flight control pressure switch (2) and remove it together with the packing (3) from the manifold (4).
(6)
Discard the packing.
(7)
Install the blanking plugs in the open ports.
Flight Control Pressure Switches of the Green and Yellow Hydraulic Systems
Figure 401/TASK 27-92-17-991-001
TASK 27-92-17-400-001 Installation of the Flight Control Pressure Switch (10CE2) 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.
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
No specific container
No specific warning notices
No specific Torque Wrench : range 0.20 to 3.60 m.daN
(2.00 to 26.00 lbf.ft)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
No specific lockwire, corrosion-resistant steel, 0.8 mm (0.032 in.)
R Material No. 02-003 F NSA 307110 TYPE 4 HYDRAULIC FLUID (PHOSPHATE ESTER BASE) (Ref. 20-31-00)
C. Expendable Parts
-------------------------------------------------------------------------------
FIG.ITEM |DESIGNATION |IPC-CSN
-------------------------------------------------------------------------------
packing 27-92-03 01 -020
D. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
R 20-28-00-912-002 Electrical Bonding of Components With Conductive
R Bolts and Screws in the Tanks 27-96-00-710-011 Operational Test after Removal/Installation of the Pressure Switches (10CE1, 10CE2, 10CE3) 29-00-00-910-002 Safety Procedures of the Hydraulic System 29-10-00-863-001 Pressurize the Green Hydraulic System 29-10-00-864-001 Depressurize the Green Hydraulic System 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 29-14-00-614-002 Pressurization of the Hydraulic Reservoirs through the Ground Connector 29-23-00-860-001 Disconnection of the Isolation Coupling of the Power Transfer Unit (PTU) 29-23-00-860-002 Connection of the Isolation Coupling of the Power Transfer Unit (PTU) 32-12-00-010-001 Open the Main Gear Doors for Access 32-12-00-410-001 Close the Main Gear Doors after Access 27-92-17-991-001 Fig. 401
3. Job Set-up
__________
Subtask 27-92-17-860-055
A. Aircraft Maintenance Configuration
(1)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(2)
Make sure that one door of the main gear is open (Ref. TASK 32-12-00-010-001).
(3)
Make sure that the Green hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-10-00-864-001).
(4)
Make sure that the reservoir of the Green hydraulic system is depressurized (Ref. TASK 29-14-00-614-001).
(5)
Make sure that the isolation coupling of the Power Transfer Unit (PTU) is disconnected (Ref. TASK 29-23-00-860-001).
(6)
Make sure that the warning notices are 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.
(7)
Make sure that the container is in position below the flight control pressure switch to collect hydraulic fluid.
Subtask 27-92-17-865-056
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
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PANEL DESIGNATION IDENT. LOCATION
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