In the overflow system:
-
the motorized overflow valve 8MPcloses.
At the drain and overflow panel 192NB:
-no air comes out of the overflow port.
At the service panel 2023VU:
-the control light 6MP goes off.
NOTE : Do the next step quickly, water will flow from all the drain ports.
____
2. At the service panel 2023VU:
-turn and pull the fill and drain control handle from the NORMAL to the DRAIN position.
In the overflow system:
-the motorized overflow valve 8MPopens.
At the drain and overflow panel 192NB:
-air comes out of the overflow port.
-water flows from the drain port.
At the service panel 2023VU:
-the control lights 2MP, 6MP and 12MP come on.
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-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
3. At the service panel 2023VU: At the service panel 2023VU:
-push the fill and drain control - the fill and drain control handle handle in. returns to the NORMAL position.
In the overflow system:
-the motorized overflow valve 8MP closes.
At the drain and overflow panel 192NB:
-no air comes out of the overflow port.
-
the flow of water stops from the drain port.
At the service panel 2023VU:
-
the control lights 2MP, 6MP and 12MP go off.
5. Close-up
________
Subtask 38-14-44-410-050
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Close the insulation sleeve (11).
(3)
Install the access panel 132PW.
(4)
Close the Fwd cargo compartment door (Ref. TASK 52-30-00-860-002).
(5)
Close the access panel 171AL.
(6)
Remove the access platform(s).
Subtask 38-14-44-862-050
B. De-energize the ground service network
(Ref. TASK 24-42-00-862-001).
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VALVE - DRAIN (14MP) - REMOVAL/INSTALLATION
___________________________________________
TASK 38-14-45-000-001 Removal of the Drain Valve 14MP
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 -------------------------------------------------------------------------------
12-24-38-680-001 Draining of the Potable Water System (with Electrical Power) 24-42-00-861-001 Energize the Ground Service Network from the External Power 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the Yellow Electric Pump 38-14-45-991-001 Fig. 401
3. Job Set-up
__________ Subtask 38-14-45-861-050
A. Energize the ground service network
(Ref. TASK 24-42-00-861-001).
Subtask 38-14-45-680-050
B. Drain the potable water system (Ref. TASK 12-24-38-680-001).
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Subtask 38-14-45-865-050-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 38-14-45-010-050
D. Get Access
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