B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R Material No. 02-003 F NSA 307110 TYPE 4 HYDRAULIC FLUID (PHOSPHATE ESTER BASE) (Ref. 20-31-00)
C. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
R 6 ring (1) 29-12-43 01 -030 R 7 packings (2) 29-12-43 01 -050
R D. Referenced Information
R -------------------------------------------------------------------------------R REFERENCE DESIGNATION R -------------------------------------------------------------------------------
R 29-00-00-864-001
R
R 29-00-00-910-002
R 29-10-00-863-003
R
R 29-10-00-864-003
R 29-14-00-614-001
R 29-14-00-614-002
R
R 29-12-43-991-001
R 3. Job Set-up__________
R Subtask 29-12-43-865-052
Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action Safety Procedures of the Hydraulic System Pressurize the Blue Hydraulic System with a Ground Power Supply Depressurize the Blue Hydraulic System Depressurization of the Hydraulic Reservoirs Pressurization of the Hydraulic Reservoirs through the Ground Connector Fig. 301
R A. Open, safety and tag this(these) circuit breaker(s):
R -------------------------------------------------------------------------------R PANEL DESIGNATION IDENT. LOCATION R -------------------------------------------------------------------------------
R 49VU HYD/HYD PWR/B WARN/& CTL R 123VU B HYD/ELEC PUMP R Subtask 29-12-43-010-052 R B. Open the access panel 195BB R Subtask 29-12-43-860-053 R C. Aircraft Maintenance Configuration
2702GJ C12
2701GJ AB09
R WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
R (1) Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
R (2) Put a WARNING NOTICE in position to tell persons not to pressurize
R the Blue hydraulic system:
R - in the cockpit on the hydraulic section 40VU of the overhead panel
R - on the ground service panel of the Blue hydraulic system.
(3) Make sure that the Blue hydraulic system is depressurized and put it in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(4) Depressurize the reservoir of the Blue hydraulic system (Ref. TASK 29-14-00-614-001).
(5) Put the ACCESS PLATFORM 3M (10 FT) in position.
(6) Put the CONTAINER 1 L (1/4 USGAL) below the filter to collect the unwanted hydraulic fluid.
4. Procedure_________
(Ref. Fig. 301/TASK 29-12-43-991-001)
Subtask 29-12-43-020-051
A. Removal of the Clogging Indicator
(1) Loosen and remove the clogging indicator (4) from the filter head (1).
R R (2) Remove and discard the packings (7) and the ring (6) from the clogging indicator (4).
Subtask 29-12-43-560-051
B. Preparation for Installation
R R (1) Lubricate the new ring (6) and the new packings (7) with the HYDRAULIC FLUIDS (Material No. 02-003) and install them on the clogging indicator (4).
(2) Lubricate the threads of the clogging indicator (4) with the HYDRAULIC FLUIDS (Material No. 02-003).
Subtask 29-12-43-420-051
C. Installation of the Filter Element
(1) Clean the component interface and/or the adjacent area.
(2) Do an inspection of the component interface and/or the adjacent area.
(3) Install the new clogging indicator (4) in the filter head (1).
R Subtask 29-12-43-865-053
R D. Remove the safety clip(s) and the tag(s) and close this(these) circuit
R breaker(s):
R 2701GJ, 2702GJ
R Subtask 29-12-43-790-051
R E. Test of the Filter Assembly
R (1) Remove the warning notice(s).
R (2) Pressurize the reservoir of the Blue hydraulic system (Ref. TASK 29-
R 14-00-614-002).
R (3) Pressurize the Blue hydraulic system. (Ref. TASK 29-10-00-863-003)
R (4) Make sure that no hydraulic fluid comes out of the filter assembly.
R (5) Make sure that the clogging indicator stays in.
R (6) Depressurize the Blue hydraulic system. (Ref. TASK 29-10-00-864-003)
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