TASK 29-14-42-400-002 Installation of the Filter Element of the Water Separator WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
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GEAR.
1.
Reason for the Job
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Self Explanatory
2.
Job Set-up Information
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A. Fixtures, Tools, Test and Support Equipment
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No specific warning notices
B. Consumable Materials
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R Material No. 02-003 F NSA 307110 TYPE 4 HYDRAULIC FLUID (PHOSPHATE ESTER BASE) (Ref. 20-31-00)
Material No. 05-004 USA MIL-L-25567 TYPE I
OXYGEN LEAK DETECTOR (Ref. 20-31-00)
C. Expendable Parts
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5 packing 29-14-41 01B-085 6 packing 29-14-41 01B-083 8 packing 29-14-41 01B-070R D. Referenced Information
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REFERENCE DESIGNATION
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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 29-14-00-614-001 Depressurization of the Hydraulic Reservoirs 29-14-00-614-002 Pressurization of the Hydraulic Reservoirs through
the Ground Connector
29-14-42-991-002 Fig. 402
3. Job Set-up
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Subtask 29-14-42-860-054
A. Aircraft Maintenance Configuration
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
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(1)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(2)
Make sure that the warning notices are in position to tell persons not to pressurize the Green, Blue and Yellow hydraulic systems:
-in the cockpit on the hydraulic section 40VU of the overhead panel,
- on the ground service panel of the Green, Blue and Yellow hydraulic systems.
(3)
Make sure that the hydraulic systems are depressurized and put them in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(4)
Make sure that the reservoirs of the Green, Blue and Yellow hydraulic systems are depressurized (Ref. TASK 29-14-00-614-001).
(5)
Make sure that the access panel 195BB is open.
Subtask 29-14-42-865-054
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU HYD/HYD PWR/B WARN/& CTL 2702GJ C12 121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41 121VU HYDRAULIC/HYD POWER/Y 3803GX N30 121VU HYDRAULIC/G HYD/PUMP ENG1/CTL 1701GK R35 121VU HYDRAULIC/G HYD/PUMP ENG1/MONG 1702GK R34 123VU B HYD/ELEC PUMP 2701GJ AB09 123VU Y HYD/ELEC/PUMP 3802GX AB06 123VU Y HYD/ELEC/ELEC PUMP/NORM 3801GX AB03
4. Procedure
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(Ref. Fig. 402/TASK 29-14-42-991-002)
Subtask 29-14-42-420-052
A. 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)
Remove the blanking plugs from the water separator (3) and the reservoir pressurization unit (2).
(4)
Do a check of the filter element (7) and make sure that it is clean and not damaged.
NOTE : It is not permitted to clean the filter element (7). If
____ necessary, replace the filter element (7) by a new one.
(5)
Apply HYDRAULIC FLUIDS (Material No. 02-003) to the packings (5), (6) and (8).
(6)
Install the filter element (7) with the packing (8) in the reservoir pressurization unit (2).
(8)
Engage the water separator (3) in the reservoir pressurization unit (2).
R (7) Install the packing (5) and the packing (6) on the water separator R (3).
(9)
Install the bolts (4). Subtask 29-14-42-790-051
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