Engine 2 Pump Case-Drain Check Valve
Figure 401/TASK 29-13-37-991-001
1EFF : ALL 1 29-13-37 Page 404
1 1 Feb 01/98
1 1
1CES 1
TASK 29-13-37-400-001
Installation of the Engine 2 Pump Case-Drain Check Valve (3041GM)
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
WARNING : DO NOT TOUCH THE HYDRAULIC SYSTEM COMPONENTS FOR A SHORT TIME AFTER
_______ THE ENGINE IS SHUTDOWN. THE ENGINE COMPONENTS STAY HOT FOR SOME TIME AND CAN CAUSE INJURY.
CAUTION : DO NOT LET HYDRAULIC FLUID FALL ON THE ENGINE. UNWANTED HYDRAULIC
_______ FLUID MUST BE REMOVED IMMEDIATELY WITH A CLEAN LINT FREE CLOTH. THE FLUID CAN CAUSE DAMAGE TO THE SURFACE PROTECTION AND TO SOME PARTS.
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 notice(s)
No specific access platform 1.50 m (4 ft. 11 in.)
No specific container 5 l (1.3208 USgal)
No specific Torque Wrench : range 0.20 to 3.60 m.daN
(2.00
to 26.00 lbf.ft) No specific Torque Wrench : range 1.00 to 10.00 m.daN
(8.00 to 75.00 lbf.ft)
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. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
O-ring 29-13-06 01 -080 D. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-12-29-611-001 20-29-00-911-002 29-13-00-710-002 29-14-00-614-001 29-14-00-614-002
29-24-00-864-001
R 71-13-00-010-040 71-13-00-410-040 29-13-37-991-001
3. Job Set-up
__________ Fill the Hydraulic Fluid Reservoir with a Hand PumpRemoval/Installation of an O-ring (Hydraulic Systems)Operational Test of the Yellow Hydraulic SystemDepressurization of the Hydraulic ReservoirsPressurization of the Hydraulic Reservoirs through the Ground ConnectorDepressurize the Yellow Hydraulic System Opening of the Fan Cowl DoorsClosing of the Fan Cowl DoorsFig. 401
R Subtask 29-13-37-860-051-A
R A. Aircraft Maintenance Configuration
R (1) Make sure that the Yellow hydraulic system is depressurized
R (Ref. TASK 29-24-00-864-001).
R (2) Make sure that the Yellow hydraulic reservoir is depressurized
R (Ref. TASK 29-14-00-614-001).
R (3) Make sure that the warning notice(s) is (are) in position to tell
R persons not to pressurize the Yellow hydraulic system:
R - on the ground service panel 198CB.
R (4) Make sure that the warning notice(s) is (are) in position on the
R access door 195BB to tell persons not to pressurize the Yellow
R hydraulic reservoir.
R (5) Make sure that an access platform is in position at the engine 1(2).
R (6) Make sure that the left fan-cowl door 447AL is open (Ref. TASK 71-13-R 00-010-040).
Subtask 29-13-37-941-052
B. Safety Precautions
(1)
On the center pedestal, on the ENG panel 115VU:
-make sure that the warning notice(s) is (are) in position to tell persons not to start the engine.
(2)
Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(3)
Make sure that the warning notice(s) is (are) in position to tell persons not to pressurize the Yellow hydraulic system:
-in the cockpit, on the HYD section of the overhead panel 40VU.
(4)
On the overhead maintenance panel 50VU:
-make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(5)
Make sure that the warning notice(s) is (are) in position to tell persons not to energize the FADEC 1(2).
(6)
Make sure that a container is below the hydraulic tube connection to the switch (25) to collect the remaining fluid.
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