(2)
Close the access panels 161DW, 162DW.
(3)
Close the AFT cargo-compartment door (Ref. TASK 52-30-00-860-002).
(4)
Remove the access platform(s).
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Subtask 38-14-43-862-050
B. De-energize the ground service network (Ref. TASK 24-42-00-862-001).
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VALVE - OVERFLOW (8MP) - REMOVAL/INSTALLATION
_____________________________________________
TASK 38-14-44-000-001 Removal of the Overflow Valve 8MP
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps
No specific blanking plugs
No specific circuit breaker(s) safety clip(s)
No specific access platform 2 m (6 ft. 7 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001 Energize the Ground Service Network from the External
Power 38-10-00-614-002 Depressurization of the Potable Water System 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the
Yellow Electric Pump 38-14-44-991-001 Fig. 401
3. Job Set-up
__________ Subtask 38-14-44-861-051
A. Energize the ground service network
(Ref. TASK 24-42-00-861-001).
(1) Put the access platform in position.
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B. Make sure that the potable water system is depressurized (Ref. TASK 38-10-00-614-002).
Subtask 38-14-44-865-050-B
C. Open, safety and tag this(these) circuit breaker(s): -------------------------------------------------------------------------------PANEL SERVICE IDENT. LOCATION -------------------------------------------------------------------------------
2000VU WATER SYS - QUANT IND 1MA B01 2001VU WATER SYS - DRAIN 1MP B05
Subtask 38-14-44-010-050
D. Get Access
(1)
Open the FWD cargo-compartment door (Ref. TASK 52-30-00-860-001).
(2)
Remove the access panel 132PW.
4. Procedure
_________ (Ref. Fig. 401/TASK 38-14-44-991-001) Subtask 38-14-44-020-050
A. Removal of the Overflow Valve 8MP
(1)
Open the insulation sleeve (11).
(2)
Disconnect the electrical connector 8MP-A (3).
(3)
Put blanking caps on the disconnected electrical connectors.
(4)
Remove the cotter pin (4), the washer (5) and the pin (7).
(5)
Discard the cotter pin (4).
(6)
Remove the control cable (6) from the overflow valve 8MP (1).
(7)
Disconnect the connections (2) from the overflow valve 8MP (1).
(8)
Put blanking plugs on the disconnected line ends.
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Overflow Valve
Figure 401/TASK 38-14-44-991-001
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(9) Remove the bolts (10), the washers (9), the overflow valve 8MP (1) and the spacers (8).
(10)
Put blanking plugs on the open ports of the overflow valve 8MP.
(11)
If necessary remove the insulation sleeve (11).
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