(3)
Put warning notice(s) 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)
Put warning notice(s) to tell persons not to energize the FADEC 1(2).
(6)
Put a container below the lower case drain hose (5) connection to the hydraulic pump to collect the remaining fluid.
Subtask 29-13-49-010-066
C. Get Access
R (1) Open the left fan-cowl door (Ref. TASK 71-13-00-010-040): FOR 1000EM2 open the door 447AL.
(2)
Put the access platform in position at the engine.
Subtask 29-13-49-865-057
D.
Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU HYDRAULIC/Y HYD/PUMP ENG2/MONG 3700GD Q37
4. Procedure
_________
(Ref. Fig. 406/TASK 29-13-49-991-909)
Subtask 29-13-49-020-064
A. Removal of the Lower Case Drain Hose/Tube Assembly
(1) Disconnect the lower case drain hose (5) from the union in the hydraulic pump and let the fluid flow in the container.
NOTE : Use a second wrench to hold the union on the hydraulic pump
____ when you loosen the coupling nut on the lower case drain hose.
(2)
Remove the bolt (10), the washer (15) and the nut (20) from the band of the clamp (25).
(3)
Open the band of the center mount clamp (25) and remove the lower case drain hose (5) from the insert. Put the band on the insert and install the bolt (10), the washer (15) and the nut (20).
(4)
Disconnect the lower case drain hose (5) from the hydraulic filter assembly.
(5)
Remove the lower case drain hose (5) from the engine.
(6)
Put protective covers on the hydraulic filter assembly, the union in the hydraulic pump and on the lower case drain hose (5).
Lower Case Drain Hose/Tube Assembly
Figure 406/TASK 29-13-49-991-909
1EFF : ALL 1 29-13-49 Page 437
1 1 Feb 01/98
1 1
1CES 1
TASK 29-13-49-400-004
Installation of the Lower 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 access platform 1.50 m (4 ft. 11 in.)
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)
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 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action 29-13-00-710-002 Operational Test of the Yellow 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 R 71-13-00-410-040 Closing of the Fan Cowl Doors 29-13-49-991-909 Fig. 406
3. Job Set-up
__________
Subtask 29-13-49-860-076
A. Aircraft Maintenance Configuration
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