Subtask 32-31-37-020-050
A. Removal of the Ceck Valve 2748GM
(1)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(2)
Loosen the connectors (1), (2) and (6).
(3)
Remove the reducer (5) together with the check valve (3).
(4)
Remove the check valve (3) from the reducer (5).
(5)
Remove and discard the packing (4) from the check valve (3).
(6)
Put blanking plugs on the disconnected line ends.
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Check Valve 2748GM
Figure 401/TASK 32-31-37-991-001
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1 1 Feb 01/98
1 1
1CES 1
TASK 32-31-37-400-001 Installation of the Check Valve 2748GM WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE
_______ YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
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 : 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 warning notices No specific Torque Wrench : range 1.00 to 10.00 m.daN
(8.00 to 75.00 lbf.ft) No specific Torque Wrench : range 2.00 to 20.00 m.daN
(15.00 to 150.00 lbf.ft)
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B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R
R
R
Material No. 02-00A Material No. 02-003 Material No. 02-003B Material No. 02-003C Material No. 02-003D Material No. 07-010
C. Expendable Parts
USA MIL-H-5606
OIL, HYDRAULICPETROLEUM FLUID (Ref. 20-31-00)
F NSA 307110 TYPE 4
HYDRAULIC FLUID (PHOSPHATE ESTER BASE)
(Ref. 20-31-00)
F NSA 307-110 TYPE 4
HYDRAULIC FLUID (PHOSPHATE ESTER BASE)
(Ref. 20-31-00)
F NSA 307-110 TYPE IV
HYDRAULIC FLUID (PHOSPHATE ESTER BASE)
(Ref. 20-31-00)
F NSA 307-110 TYPE IV
HYDRAULIC FLUID (PHOSPHATE ESTER BASE)
(Ref. 20-31-00)
D DA-4-653-91
LACQUER OBSOLETE USE 16-047 (Ref. 20-31-00)
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
packing 32-31-03 15A-080
D. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-12-29-611-001 24-41-00-861-002
29-00-00-910-002 29-10-00-864-001 29-14-00-614-001 29-23-00-860-001
29-23-00-860-002 Fill the Hydraulic Fluid Reservoir with a Hand PumpEnergize the Aircraft Electrical Circuits from the External PowerSafety Procedures of the Hydraulic SystemDepressurize the Green Hydraulic SystemDepressurization of the Hydraulic ReservoirsDisconnection of the Isolation Coupling of the Power Transfer Unit (PTU)Connection of the Isolation Coupling of the Power Transfer Unit (PTU)
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R 32-00-00-860-001 Flight Configuration Precautions with Electrical R Power R 32-00-00-860-002 Ground Configuration after Flight Configuration with R Electrical Power
32-12-00-010-001 Open the Main Gear Doors for Access
32-12-00-410-001 Close the Main Gear Doors after Access
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