D. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-12-29-611-001 Fill the Hydraulic Fluid Reservoir with a Hand Pump 12-14-29-614-001 Fill the Hydraulic Power Accumulators 1070GM/2070GM/3070GM with Nitrogen 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action 29-00-00-910-002 Safety Procedures of the Hydraulic System 29-10-00-863-002 Pressurize 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 29-23-00-860-001 Disconnection of the Isolation Coupling of the Power Transfer Unit (PTU) 29-23-00-860-002 Connection of the Isolation Coupling of the Power Transfer Unit (PTU) 29-13-22-991-001 Fig. 401
3. Job Set-up
__________
Subtask 29-13-22-860-051
A. Aircraft Maintenance Configuration
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
(1)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(2)
Make sure that the WARNING NOTICE are in position to tell persons not to pressurize the Yellow hydraulic system:
-In the cockpit on the hydraulic section 40VU of the overhead panel
-On the ground service panel of the Yellow hydraulic system.
(3)
Make sure that the Yellow hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(4)
Make sure that the reservoir of the Yellow hydraulic system is depressurized (Ref. TASK 29-14-00-614-001).
(5)
Make sure that the access door 196BB is open.
(6)
Make sure that the isolation coupling of the Power Transfer Unit (PTU) is disconnected (Ref. TASK 29-23-00-860-001).
Subtask 29-13-22-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU HYDRAULIC/SOL VALVES/G/Y/B/LEAK/TST 1881GP N35 121VU HYDRAULIC/HYD POWER/Y 3803GX N30 123VU Y HYD/ELEC/PUMP 3802GX AB06 123VU Y HYD/ELEC/ELEC PUMP/NORM 3801GX AB03
4. Procedure
_________
(Ref. Fig. 401/TASK 29-13-22-991-001) Subtask 29-13-22-420-050
A. Installation of the Gas Charging-Valve (3071GM)
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Remove the PLUG - BLANKING from the adapter (2).
(4)
Remove the CAP - BLANKING from the gas charging-valve (4).
(5)
Apply the HYDRAULIC FLUIDS (Material No. 02-003) to the threads of the gas charging-valve connection.
(6)
Make sure that the 0-ring seal (3) is installed on the gas charging-valve (4).
(7)
If the removed charging-valve (4) is to be installed, remove the used 0-ring seal (3) and install a new 0-ring (3).
(8)
Install the gas charging-valve (4) on the adapter (2).
(9)
TORQUE the gas charging-valve (4) to between 1.42 and 1.54 m.daN
(10.47 and 11.35 lbf.ft).
