-examine the rate of water flow from the drain mast.
**ON A/C ALL
5. Close-up________
Subtask 38-32-00-613-053-water drains from the washbasin.
-
the drain lines are filled.In the lavatory:
-
the water level has not changed.
In the lavatory:
-water drains from the washbasin.
-examine the rate of water flow fromthe washbasin.
A. Fill the potable water system (Ref. TASK 12-15-38-613-001). R **ON A/C 001-049, 052-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 38-32-00-410-054
B. Close Access
(1)
Remove the hose and shutoff valve assembly from the drain mast.
(2)
Remove the container.
(3)
Make sure that the work area is clean and clear of tool(s) and other items.
(4)
Close the lavatory door.
R **ON A/C 051-051,
R Subtask 38-32-00-410-054-A
R B. Close Access
R (1) Remove the hose and shutoff valve assembly from the drain mast.
R (2) Remove the container.
R (3) Remove the blanking plugs.
R (4) Connect the cargo compartment drain system to the drain mast 4MU.
R (5) Make sure that the work area is clean and clear of tool(s) and other
R items.
R (6) Install the floor panel 131SF (Ref. TASK 53-22-14-400-001).
R (7) Close the FWD cargo compartment door (Ref. TASK 52-30-00-860-002).
R (8) Make sure that the work area is clean and clear of tool(s) and other
R items.
R (9) Close the lavatory door.
R **ON A/C ALL
Subtask 38-32-00-865-052
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit
breaker(s):
1DU, 11DU.
Subtask 38-32-00-862-051
D. De-energize the aircraft electrical network (Ref. TASK 24-41-00-862-002).
WASTE WATER DRAIN - CLEANING/PAINTING
_____________________________________
TASK 38-32-00-100-001
Cleaning of the Waste Water Drain Lines
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
R No specific blanking plugs No specific drain hose assembly No specific container 30 l (7.9250 USgal)
B. Consumable Materials
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
No specific vinegar
No specific water
C. 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 38-32-00-991-001 Fig. 701
3. Job Set-up
__________
Subtask 38-32-00-861-052
A. Energize the ground service network
(Ref. TASK 24-42-00-861-001).
Subtask 38-32-00-010-052
B. Get Access
(1)
Get access to the lavatories and galleys.
(2)
Make sure that the waste water drains of the washbasins and the galleys sinks are open.
4. Procedure
_________ R **ON A/C 001-049, 052-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 38-32-00-110-050
A. Cleaning of the Waste Water Drain Lines
(Ref. Fig. 701/TASK 38-32-00-991-001)
WARNING : ALWAYS WEAR RUBBER GLOVES, GOGGLES AND PROTECTIVE CLOTHES WHEN
_______
YOU DO THIS TASK.
(1) Put the small hose end of the drain hose assembly in drain line of each drain mast.
NOTE : You must make sure that all connections of the waste water
____ system are tightened. If the connections are loose liquid will flow into the lower fuselage. You must make sure that the hose end of the drain hose assembly is installed in the drain mast. If the hose end is installed over the drain mast, the liquid will flow back into the lower fuselage.
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