(4)
Remove the bolt (5), the washer (10) and the clamp (15) that attach the drain hose/tube (20) to the higher bracket.
(5)
Disconnect the pressure-relief valve tube from the tee-fitting on the
Top Case Drain Hose/Tube Assembly
Figure 405/TASK 29-11-49-991-908
1EFF : ALL 1 29-11-49 Page 428
1 1 Feb 01/98
1 1
1CES 1
drain hose/tube (20).
NOTE : Use a second wrench to hold the wrenching flats on the
____
tee-fitting when you loosen the coupling nut on the
pressure-relief valve tube.
(6)
Disconnect the drain hose/tube (20) from the fluid disconnect panel at the top of the engine.
(7)
Remove the drain hose/tube (20) from the engine.
(8)
Put protective covers on the drain hose/tube (20), the union in the filter assembly, the pressure-relief valve tube, and the fitting on the fluid disconnect panel.
TASK 29-11-49-400-003
Installation of the Top Case Drain Hose/Tube Assembly
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 wrench
No specific container 5 l (1.3208 USgal)
R No specific Torque Wrench : range 0.00 to 1.20 m.daN R (0.00 to 9.00 lbf.ft) No specific Torque Wrench : range 0.20 to 3.60 m.daN
(2.00
to 26.00 lbf.ft) FOR FIN 1000EM1 No specific access platform 0.8 m (2 ft. 7 in.)
B.
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 29-11-00-710-001 Operational Test of the Green Hydraulic System 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 29-23-00-864-001 Depressurize the Green and Yellow Hydraulic Systems
after Operation of the PTU
29-11-49-991-908 Fig. 405
FOR FIN 1000EM1
R 71-13-00-010-040 Opening of the Fan Cowl Doors R 71-13-00-410-040 Closing of the Fan Cowl Doors
3. Job Set-up
__________
Subtask 29-11-49-860-070
A. Aircraft Maintenance Configuration
(1)
Make sure that the Green hydraulic system is depressurized (Ref. TASK 29-23-00-864-001).
(2)
Make sure that the Green hydraulic reservoir is depressurized (Ref. TASK 29-14-00-614-001).
(3)
Make sure that the warning notice(s) is (are) in position to tell persons not to pressurize the Green hydraulic system: - on the ground service panel 197CB.
(4)
Make sure that the warning notice(s) is (are) in position on the access door 195BB to tell persons not to pressurize the Green hydraulic reservoir.
Subtask 29-11-49-941-068
B. Safety Precautions
(1)
On the center pedestal, on the ENG panel 115VU:
-make sure that 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 Green 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 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).
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