(6)
Disconnect the tube (30) from the HCU.
(7)
Put protective covers on the tubes, the HCU, and the tee fitting.
(8)
Remove the tubes (15) and (30) from the engine.
(9)
Remove the container from below the tee fitting.
R Check Valve Restrictor Tubes Figure 411/TASK 29-11-49-991-913- 12 (SHEET 1)
1EFF : 1 1 1CES ALL 1 111 29-11-49 Page 472 Aug 01/05
R Check Valve Restrictor Tubes Figure 411/TASK 29-11-49-991-913- 22 (SHEET 2)
1EFF : 1 1 1CES ALL 1 111 29-11-49 Page 473 Aug 01/05
1EFF : ALL 1 29-11-49Page 474 1 1 Aug 01/05R 1 1 1CES 1
TASK 29-11-49-400-007
Installation of the Check Valve Restrictor Tubes (for Engine 1 1000EM1)
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
__________________
This task is effective post SB RA32178-1 This task is for the installation of the check valve restrictor tubes for engine 1 1000EM1. For the installation of the check valve restrictor tubes for engine 2 1000EM2 (Ref.Task 29-13-49-400-00700).
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 0.8 m (2 ft. 7 in.)
No specific Torque Wrench : range 5.00 to 35.00 lbf.in
(0.05 to 0.40 m.daN) No specific Torque Wrench : range 36.00 to 220.00 lbf.in
(0.40 to 2.60 m.daN)
1EFF : ALL 1 29-11-49Page 475 1 1 Aug 01/05R 1 1 1CES 1
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
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
71-13-00-010-040 Opening of the Fan Cowl Doors
71-13-00-410-040 Closing of the Fan Cowl Doors
R 29-11-49-991-913 Fig. 411
3. Job Set-up
__________
Subtask 29-11-49-860-097
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 29-11-49-941-082
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 1.
(2)
Make sure that the engine 1 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.
Subtask 29-11-49-865-067
C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
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