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Subtask 25-30-00-790-050
B. Leak Check
(1)
Pressurize the potable water system (Ref. TASK 38-10-00-614-001).
(2)
In the galley, put the water shut-off valve to the OPEN position. CAUTION: Open the galley potable water faucet to bleed the system (to evacuate the black water from the new cartridge).
(3)
If necessary, open the water-boiler faucets to bleed each boiler and check the flow of water.
(4)
Examine the water filter for leaks.
NOTE : Leaks are not permitted.
____
(5)
Release the pressure from the potable water system (Ref. TASK 38-10-00-614-002).
(6)
Remove the container.
(7)
Dry the work area with a clean lint-free cloth.
5. Close-up
________ Subtask 25-30-00-410-058
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the following equipment as necessary:
(a)
The access panel.
(b)
The refrigerator (Ref. TASK 25-35-29-400-001).
(c)
The coffee maker (Ref. TASK 25-35-15-400-001).
(d)
The beverage maker (Ref. TASK 25-35-21-400-001).
(e)
The hot cup (Ref. TASK 25-35-25-400-001).
(f)
The hot jug (Ref. TASK 25-35-25-400-002).
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(g) The water heater (Ref. TASK 25-35-27-400-001). Subtask 25-30-00-862-053-A
B. De-energize the aircraft electrical circuits
(Ref. TASK 24-42-00-862-001).
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1. Reason for the Job
Replacement of the Air Extraction Filter __________________ Self Explanatory
2. Job Set-up Information______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External Power
24-42-00-862-001 De-energize the Ground Service Network Supplied from
the External Power 25-35-19-000-001 Removal of the Oven 25-35-19-400-001 Installation of the Oven 25-30-00-991-005-C Fig. 302
3. Job Set-up
__________ Subtask 25-30-00-861-054
A. Energize the ground service network
(Ref. TASK 24-42-00-861-001).
Subtask 25-30-00-010-055
B. Get Access
(1) Remove the oven(s) (Ref. TASK 25-35-19-000-001).
4. Procedure
_________ Subtask 25-30-00-960-050
A. Replace the Galley Air-Filter(s).
(Ref. Fig. 302/TASK 25-30-00-991-005-C)
(1)
Remove the grill/grill with filter from the air extruction duct.
(2)
Remove and discard the filter pad/discard the grill with filter.
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Galley Air-Filter Element Figure 302/TASK 25-30-00-991-005-C
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(3)
Clean the component interface and/or the adjacent area.
(4)
Do an inspection of the component interface and/or the adjacent area.
(5)
If applicable, cut the filter pad to the correct size.
(6)
If applicable, put the new filter pad in position.
(7)
Install the grill/grill with filter to the air extruction duct.
(8)
Make sure that the work area is clean and clear of tool(s) and other items.
5. Close-up
________ Subtask 25-30-00-410-057
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the oven(s) (Ref. TASK 25-35-19-400-001).
(3)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
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