(2)
Make sure that the Yellow hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(3)
Make sure that the reservoir of the Yellow hydraulic system is depressurized. (Ref. TASK 29-14-00-614-001).
R R R R (4) Make sure that a WARNING NOTICE is 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.
(5) Make sure that one main door of the main gear is open (Ref. TASK 32-12-00-010-001).
(6) Make sure that the access panel 196BB is open.
(7) Make sure that the isolation coupling of the Power Transfer Unit (PTU) is disconnected (Ref. TASK 29-23-00-860-001).
R R (8) Make sure that the CONTAINER 3 L(3/4 USGAL) is in position below the location of the hydraulic pressure transducer.
Subtask 29-32-11-865-060
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU HYD/HYD/PRESS/XMTR 1841GN C11
4. Procedure_________
(Ref. Fig. 401/TASK 29-32-11-991-001)
Subtask 29-32-11-420-055
R A. Installation of the Hydraulic Pressure Transducer
(1) Clean the component interface and/or the adjacent area.
(2) Do an inspection of the component interface and/or the adjacent area.
(3) Lubricate the new O-ring (5) with HYDRAULIC FLUIDS (Material No. 02-003).
(4) Remove the blanking plugs from the ports of the manifold (6).
R R (5) Put the new O-ring (5) in position on the hydraulic pressure transducer (2).
R R (6) Hold the hydraulic pressure transducer (2) in position on the manifold (6) and install the two bolts (3) and the two washers (4).
(7) TORQUE the bolts (3) to between 0.40 and 0.50 m.daN (35.39 and 44.24 lbf.in).
R R (8) Install the clamp (11), the bonding jumper (9), the screw (10), the washer (8) and the nut (7) at the hydraulic pressure transducer (2) (Ref. TASK 20-28-00-912-004).
(9) Remove the blanking cap from the electrical connector (1).
(10) Make sure that the electrical connectors are clean and in the correct condition.
(11) Connect the electrical connector (1).
Subtask 29-32-11-865-056
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1841GN
Subtask 29-32-11-790-052
C. Leak Test of the Hydraulic Connections
(1) Pressurize the reservoir of the Yellow hydraulic system (Ref. TASK 29-14-00-614-002).
(2) Pressurize the Yellow hydraulic system (Ref. TASK 29-10-00-863-002).
R R (3) Examine the connection of the hydraulic pressure transducer and make sure that there are no leaks.
(4) Depressurize the Yellow hydraulic system (Ref. TASK 29-10-00-864-002).
Subtask 29-32-11-710-052
D. Do the operational test of the hydraulic pressure-indicating system (Ref. TASK 29-32-00-710-003).
5. Close-up
________ Subtask 29-32-11-860-050
A. Put the aircraft back to the serviceable condition.
(1)
Remove the container.
(2)
Connect the isolation coupling of the Power Tranfer Unit (PTU) (Ref. TASK 29-23-00-860-002).
(3)
Remove the warning notice(s). Subtask 29-32-11-410-052
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